STAAD(X) Tower Tutorials
Short Description
STAAD(X) Tower...
Description
STAAD(X) Tower
Tutorials Last Updated: July 25, 2012
Table of Contents MONOPOLE TOWER EIA/TIA-222-F Creating A New Monopole Tower ............................................................................................................ 5 Adding Components .................................................................................................................................. 6 Adding Loads ............................................................................................................................................ 8 Primary Load Cases And Analysis ............................................................................................................ 8 Reviewing Results And Creating Reports ................................................................................................. 9
MONOPOLE TOWER TIA-222-G Creating A New Monopole Tower .......................................................................................................... 11 Adding Components ................................................................................................................................ 13 Adding Loads .......................................................................................................................................... 14 Primary Load Cases And Analysis .......................................................................................................... 14 Reviewing Results And Creating Reports ............................................................................................... 16
MONOPOLE TOWER TIA-222-G Creating A New Monopole Tower .......................................................................................................... 19 Adding Components ................................................................................................................................ 21 Adding Loads .......................................................................................................................................... 22 Primary Load Cases And Analysis .......................................................................................................... 22 Reviewing Results And Creating Reports ............................................................................................... 23
SELF-SUPPORTING TOWER EIA/TIA-222-F Creating A New Self-Supporting Tower ................................................................................................. 25 Editing The Properties ............................................................................................................................. 26 Adding Bracing ....................................................................................................................................... 27 Adding Components ................................................................................................................................ 30 Adding Loads And Load Groups ............................................................................................................ 31 Primary Load Cases And Analysis .......................................................................................................... 32 Reviewing Results And Creating Reports ............................................................................................... 33
SELF-SUPPORTING TOWER TIA-222-G Creating A New Self-Supporting Tower ................................................................................................. 35 Editing The Properties ............................................................................................................................. 36 Adding Bracing ....................................................................................................................................... 37 Adding Components ................................................................................................................................ 40 Adding Loads And Load Groups ............................................................................................................ 41 Primary Load Cases And Analysis .......................................................................................................... 42 Reviewing Results And Creating Reports ............................................................................................... 43
SELF-SUPPORTING TOWER IS:802/806 Creating A New Self-Supporting Tower ................................................................................................. 45 Editing The Properties ............................................................................................................................. 46 Adding Bracing ....................................................................................................................................... 47 Adding Components ................................................................................................................................ 50 Adding Loads And Load Groups ............................................................................................................ 51 Primary Load Cases And Analysis .......................................................................................................... 52 Reviewing Results And Creating Reports ............................................................................................... 53
STAAD(X) Tower
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STAAD(X) Tower
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Tutorials
Monopole Tower Per TIA-222-F
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Monopole Tower EIA/TIA-222-F Please note that the purpose of this tutorial is to demonstrate the general functions and locations of the tools available in STAAD(X).Tower. For further explanations and details that are not included in this tutorial, please refer to the User's Manual.
Creating a New Monopole Tower Using the EIA/TIA-222-F code. 1. After launching STAAD(X) Tower, select New from the Start ribbon tab. The STAAD(X) Tower dialog appears. 2. Select Monopole as the type of tower, then click Next >. The Setup Wizard dialog appears. 3. Click Next > to proceed to the Tower Properties page. 4. Input the following into the Tower Properties page: General Tower Properties
Input
Tower Name
Tapered Monopole Ex TIA222F
Unit Type
English
Country Code
US
Design Code
EIA/TIA-222-F
Length Unit and Force Unit
ft and kip
Monopole Tower Properties
Input
Type of Monopole
Tapered
Elevation At Base (ft)
0
Height of Tower (ft)
120
Number of Sections
4
Number of Sides
HexDecagonal (16)
Round Monopole Extension
(unchecked)
Click Next > to proceed to the Structural Properties page. 5. Input the following into the Structural Properties page:
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Monopole Tower per TIA-222-F Adding Components Member Properties
Input
Type of section
Tapered Tube
Depth/Dia of Tube at top (in)
24
Tube Thickness at top (in)
0.1875
Tube Thickness at base (in)
0.375
Galvanizing Thickness (in)
0
Tapered Factor (in/ft)
0.2
Material and Grade
Steel and A572 Gr. 65
Type of support
Fixed
Apply self-weight load
(checked)
Factor and Direction
-1 and Y
Click Next > and then click OK. This exits you out of the Setup Wizard and brings you to the main work area. Your model appears in the View pane. 6. In the Tower Model Explorer pane expand Physical Model > Objects , then right click the Sections folder and select Show Tapered Pole SectionsTable from the pop-up menu. The tapered pole sections table appears in the Output pane where edits can be made. 7. Input the following into the Output pane: Section ID
Length (ft)
Lap Splice (ft)
Thickness
1
34
4.25
0.1875
2
34
5.5
0.25
3
34
6.25
0.3125
4
34
0
0.375
Tip: The length for Section ID 4 will automatically adjust according to the other lengths and lap splice values; therefore, enter the first three lengths and the lap splices first. The fourth section will automatically become 34 ft. Note: The thickness column will automatically round your values to two decimal places. Tip: You can further edit the tower by looking in the Tower Model Explorer pane and expanding Physical Model > Objects > Sections . Clicking on each section will show its properties in the Properties pane where edits can be made. 8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Components Using the EIA/TIA-222-F code. STAAD(X) Tower
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Tutorials
Monopole Tower per TIA-222-F Adding Components 1. Under the Components ribbon tab, click the T-Arm tool. A new Mount 1 appears in the Tower Model Explorer pane, a T-arm mount appears on the model in the View pane, and its properties appear in the Properties pane. 2. Input the following into the Properties pane:. Mount Properties
Input
Elevation
118 ft
No of T-Arms
3
3. Under the Components ribbon tab click the Pipe/Dish Mount tool. A new Mount 2 appears in the Tower Model Explorer pane, a pipe mount appears on the model in the View pane, and its properties appear in the Properties pane. 4. In the Properties pane change the Elevation to 110 ft. 5. In the Tower Model Explorer pane expand Mount 2 and click on Mount Pipe 7. More of the pipe mount's properties appear in the Properties pane. 6. In the Properties pane, change the Orientation to Leg C. 7. In the Tower Model Explorer pane expand Mount Pipe 7 and click on Antenna 7-Panel. The antenna's properties appear in the Properties pane. 8. Input the following into the Properties pane: Appurtenance Properties
Input
Antenna Type
Dish
Dish Type
Parabola without Radome
Azimuth
30.00 deg
The pipe mount on the model is changed to a dish mount in the View pane, and Antenna 7-panel is changed to Antenna 7-dish in the Tower Model Explorer pane. 9. Under the Components ribbon tab, click the Feedlines tool. A new Feedline 1 appears in the Tower Model Explorer pane, a feedline appears on the model in the View pane, and its properties appear in the Properties pane. 10. Input the following into the Properties pane: Feedline Properties
Input
Coax Cable
1 5/8
Start Height
2 ft
End Height
118 ft
No. of Lines (Coaxes)
6
Tip: End Height must be entered before Start Height. 11. To edit or add supports, go to the Tower Model Explorer Pane and expand Physical Model and right click on the Supports folder. You can add the type of support desired by selecting it from the pop-up menu. The restraint options for the support selected appear in the Properties pane and can be edited. Note: For this model, a fixed support was assigned in the Setup Wizard and can be seen if the Supports folder is expanded. 12. Under the Model ribbon tab, click Save. STAAD(X) Tower
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Monopole Tower per TIA-222-F Adding Loads Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Loads Using the EIA/TIA-222-F code. 1. In the Tower Model Explorer pane expand Physical Model > Loads , then right click on the Load Generation Parameters folder and select Add Wind/Ice Parameters from the pop-up menu then TIA/ EIA[222F] Definition from its pop-up menu. A new TIA/EIA[222F] Load Def. 1 appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 2. Input the following into the Properties pane: Zone Identification
Input
State
Alabama
County
Coffee
Note: Wind speed and ice thickness have been automatically updated to reflect the inputted location. Check the box next to Ice Load, then expand the Load Cases drop-down menu and check the boxes next to all of the load cases. The nine new load cases have been added as Load Groups 2 through 10 in the Tower Model Explorer pane. 3. Expand each of the new load groups, then right click on each of the wind/ice loads and select Assign from their pop-up menus, respectively. The white boxes next to the wind/ice loads will turn green once they have been assigned and you will see the loads applied in the View pane, respectively. The new loads have been assigned to the entire structure. Note: Three new load groups will appear as Load Groups 11 through 13. 4. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Primary Load Cases and Analysis Using the EIA/TIA-222-F code. 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Primary Load Case Generator from the pop-up menu. The Primary Load Case Generator dialog appears. 2. In the Primary Load Case Generator dialog, check the following options: Primary Load Case 1 Dead + 1 Wind 0 degree 1 Dead + 1 Wind 45 degree 1 Dead + 1 Wind 90 degree 1 Dead + 1 Wind service 0 degree 1 Dead + 1 Wind service 45 degree
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Monopole Tower per TIA-222-F Reviewing Results and Creating Reports Primary Load Case 1 Dead + 1 Wind service 90 degree
3.
4. 5. 6. 7.
Click OK. The six new primary load cases have been added as Primary LoadCases 1 through 6 in the Tower Model Explorer pane. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Add Primary Load Case from the pop-up menu. A new Primary LoadCase 7 appears in the Tower Model Explorer pane and the load case editor appears in the Properties pane. In the Properties pane click the drop-down menu next to Load Group Type and check Select All. The load groups appear in the Properties pane. Click 1:Load Group 1, input 1.2 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. Click 2:Load Group 2, input 1.6 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. Repeat steps 3 through 6 to create the following primary load cases: Primary LoadCase Number
Load Groups and Factors
8
1:Load Group 1 (1.2) + 3:Load Group 3 (1.6)
9
1:Load Group 1 (1.2) + 4:Load Group 4 (1.6)
10
1:Load Group 1 (0.9) + 9:Load Group 9 (1.6)
The three new load cases have been added as Primary LoadCases 8 through 10 in the Tower Model Explorer pane. 8. In the Model ribbon tab click the Run Analysis tool. The analysis results for a 1st order analysis method appear in the Output pane. Note: You may be asked to save file in a destination of your choice prior to analysis. Note: At least one primary load case must be defined in order to perform an analysis. 9. In the Tower Model Explorer pane expand Analysis then click the Whole Model folder. The analysis options for the whole model appear in the Properties pane. 10. In the Properties pane select P-Delta Analysis as the Method then select Default as the Analysis Options. 11. In the Model ribbon tab click the Run Analysis tool. The analysis results for the new method appear in the Output pane. 12. In the Model ribbon tab click the Check Code tool. The code check operations appear in the Output pane.
Reviewing Results and Creating Reports Using the EIA/TIA-222-F code. 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Displacement Results , then click the Node Displacements folder. The node displacement table appears in the Output pane. 2. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Displacement Results > Deflected Profile , then click the Horizontal Deflection folder. The horizontal deflection graph appears in the Properties pane. 3. In the Results ribbon tab select Primary LoadCase 2 from the drop-down menu. STAAD(X) Tower
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Monopole Tower per TIA-222-F Reviewing Results and Creating Reports The horizontal deflection graph for the selected primary load case appears in the Properties pane. 4. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click on the Member End Forces folder. The member end force table appears in the Output pane. 5. In the Tower Model Explorer pane expand Analysis > Results > Force Results > Linear Members , then click the Forces/Displacements folder. 6. In the Model ribbon tab click the Select Physical Member icon then click on any member of the model in the View pane. The Results: Physical Member dialog appears and the properties appear in the Properties pane for the member you selected. 7. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click the Member Force Graphs folder and then on a physical member in the View pane. The member force graph for the member you selected appears in the Output pane. 8. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Leg Compression Curves , then click on the Leg A folder. A diagram of the axial compression along Leg A's height appears in the Properties pane. 9. In the Results ribbon tab click the Axial Force, Shear Y Force, Shear Z Force, Torsion, Bending Moment Y, Bending Moment Z, Displacement, Beam Stress, and Support Reaction tools one at a time. They will become highlighted. The diagrams for each highlighted option will appear in the View pane, respectively. Tip: The force diagrams in the View pane can be turned off by clicking the respective tools again, unhighlighting them. Note: All of the force values can be viewed simultaneously in a table by going to the Tower Model Explorer pane and expanding Analysis > Whole Model > Results > Reaction Results , then clicking on the Reactions folder. The support reactions table appears in the Output pane. 10. In the Results ribbon tab select Primary LoadCase 5 from the drop-down menu, then highlight the Axial Force tool and the Displacement tool. The force and displacement diagrams appear on the model in the View pane. Note: All forces shown in the View pane are for the primary load case that is selected in the Results ribbon tab. 11. Click the Report ribbon tab. The Report Document Map and Selected Item List panes replace the previous panes. 12. In the Report Document Map pane expand Reports > Input Data , then click and drag the Analytical section-wise Pressure and Force item into the Selected Item List pane, as well as the Reference Load Cases item. Tip: While hovering in the Selected Item List pane, a red line appears to indicate where the item will be placed. Tip: Items in the Selected Item List pane can be rearranged by clicking and dragging them into a new position. 13.
Click on the Generate Report icon in the Selected Item List pane. A report including data from your item appears in the View pane. 14. In the Model ribbon tab click the Save tool. The Save Template dialog appears. 15. Type mon_tower1 report as the Template Name:, then click OK.
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Monopole Tower Per TIA-222-G
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Monopole Tower TIA-222-G Please note that the purpose of this tutorial is to demonstrate the general functions and locations of the tools available in STAAD(X).Tower . For further explanations and details that are not included in this tutorial, please refer to the User's Manual.
Creating a New Monopole Tower Using the TIA-222-G code. 1. After launching STAAD(X) Tower, select New from the Start ribbon tab. The STAAD(X) Tower dialog appears. 2. Select Monopole as the type of tower, then click Next >. The Setup Wizard dialog appears. 3. Click Next > to proceed to the Tower Properties page. 4. Input the following into the Tower Properties page: General Tower Properties
Input
Tower Name
Tapered Monopole Ex TIA222G
Unit Type
Metric
Country Code
US
Design Code
TIA-222-G
Length Unit and Force Unit
m and kN
Monopole Tower Properties
Input
Type of Monopole
Tapered
Elevation At Base (m)
0
Height of Tower (m)
40
Number of Sections
4
Number of Sides
OctDecagonal (18)
Round Monopole Extension
(unchecked)
Click Next > to proceed to the Structural Properties page. 5. Input the following into the Structural Properties page:
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Monopole Tower per TIA-222-G Creating a New Monopole Tower Member Properties
Input
Type of section
Tapered Tube
Depth/Dia of Tube at top (mm)
200
Tube Thickness at top (mm)
4
Tube Thickness at base (mm)
7
Galvanizing Thickness (mm)
0
Tapered Factor (mm/m)
20.4
Material and Grade
Steel and A572 Gr. 65
Type of support
Fixed
Apply self-weight load
(checked)
Factor and Direction
-1 and Y
Click Next > and then click OK. This exits you out of the Setup Wizard and brings you to the main work area. 6. In the Tower Model Explorer pane expand Physical Model > Objects , then right click the Sections folder and select Show Tapered Pole Sections Table from the pop-up menu. The tapered pole sections table appears in the Output pane where edits can be made. 7. Input the following in the Output pane: Section ID
Length (ft)
Lap Splice (ft)
Thickness
1
10
0.75
4
2
10
1
5
3
10
1.25
6
4
13
0
7
Tip: The length for Section ID 4 will automatically adjust according to the other lengths and lap splice values; therefore, enter the first three lengths and the lap splices first. The fourth section will automatically become 12.5 m. Note: The thickness column will automatically round your values to two decimal places. The thickness column will calculate the thickness for intermediate sections based on the linear interpolation of the thicknesses defined for top and bottom sections. You can edit the thickness as per the required information. Tip: You can further edit the tower by looking in the Tower Model Explorer pane and expanding Physical Model > Objects > Sections . Clicking on each section will show its properties in the Properties pane where edits can be made. 8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
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Monopole Tower per TIA-222-G Adding Components
Adding Components Using the TIA-222-G code. 1. In the Components ribbon tab click the Low Profile Platform tool. A new Mount 1 appears in the Tower Model Explorer pane, the mount appears on the model in the View pane, and the its properties appear in the Properties pane. 2. In the Properties pane input 38 m as the Elevation. 3. In the Tower Model Explorer pane expand Mount 1 then click Low Profile Platform 38m. The low profile platform's properties appear in the Properties pane. 4. Input the following into the Properties pane: Low Profile Platform Properties
Input
Width of Platform
3 m
No. of Mount Pipe: Face A
2
No. of Mount Pipe: Face B
2
No. of Mount Pipe: Face C
2
5. In the Components ribbon tab click the Pipe/Dish Mount tool. A new Mount 2 appears in the Tower Model Explorer pane, the mount appears on the model in the View pane, and its properties appear in the Properties pane. 6. In the Properties pane, input 32 m as the Elevation. 7. In the Tower Model Explorer pane expand Mount 2 then click Mount Pipe 11. More of the mount pipe's properties appear in the Properties pane. 8. Input the following into the Properties pane: Mount Pipe Properties
Input
Orientation
Leg A
Vertical
33.00 mm
9. In the Tower Model Explorer pane expand Mount Pipe 11 and click on Antenna 11-Panel. The antenna's properties appear in the Properties pane. 10. Input the Following into the Properties pane: Appurtenance Properties
Input
Antenna Type
Dish
Dish Type
Parabola without Radome
The panel antenna on the model is changed to a dish antenna in the View pane, and Antenna 11-Panel changes to Antenna 11-Dish in the Tower Model Explorer pane. 11. In the Components ribbon tab click the Feedlines tool. A new FeedLine 1 appears in the Tower Model Explorer pane, a feedline appears on the model in the View pane, and its properties appear in the Properties pane. 12. Input the following into the Properties pane:
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Monopole Tower per TIA-222-G Adding Loads Feedline Properties
Input
Coax Cable
EW52
Start Height
1 m
End Height
33 m
No. of Lines (Coaxes)
1
Tip: End Height must be entered before Start Height. 13. To edit or add supports, go to the Tower Model Explorer Pane and expand Physical Model and right click on the Supports folder. You can add the type of support desired by selecting it from the pop-up menu. The restraint options for the support selected appear in the Properties pane and can be edited. Note: For this model, a fixed support was assigned in the Setup Wizard and can be seen if the Supports folder is expanded. 14. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Loads Using the TIA-222-G code. 1. In the Tower Model Explorer pane expand Physical Model > Loads then right click on the Load Generation Parameters folder and select Add Wind/Ice Parameters from the pop-up menu then TIA/ EIA[222G] Definition from its pop-up menu. A new TIA/EIA[222G] Load Def. 1 appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 2. Input the following into the Properties pane: Zone Identification
Input
State
Alabama
County
Coffee
Note: Wind speed and ice thickness have been automatically updated to reflect the inputted location. Expand the Load Cases drop-down menu and check the boxes next to all of the load cases. The six new load cases have been added as Load Groups 2 through 7 in the Tower Model Explorer pane. 3. Expand each of the new Load Groups, then right click on each of their wind/ice loads and select Assign from their pop-up menus, respectively. The white boxes next to the wind/ice loads will turn green once they have been assigned and you will see the loads applied in the View pane, respectively. The new loads have been assigned to the entire structure. Note: Three new load groups will appear as Load Groups 11 through 13. 4. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Primary Load Cases and Analysis Using the TIA-222-G code.
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Monopole Tower per TIA-222-G Primary Load Cases and Analysis 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Primary Load Case Generator from the pop-up menu. The Primary Load Case Generator dialog appears. 2. In the Primary Load Case Generator dialog, check the following options: Primary Load Case 1.2 Dead + 1.6 Wind 0 degree 1.2 Dead + 1.6 Wind 45 degree 1.2 Dead + 1.6 Wind 90 degree 1 Dead + 1 Wind service 0 degree 1 Dead + 1 Wind service 45 degree 1 Dead + 1 Wind service 90 degree
3.
4. 5. 6. 7.
Click OK. The six new primary load cases have been added as Primary LoadCases 1 through 6 in the Tower Model Explorer pane. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Add Primary Load Case from the pop-up menu. A new Primary LoadCase 7 appears in the Tower Model Explorer pane and the load case editor appears in the Properties pane. In the Properties pane click the drop-down menu next to Load Group Type and check Select All. The load groups appear in the Properties pane. Click 1:Load Group 1, input 1.2 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. Click 2:Load Group 2, input 1.6 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. Repeat steps 3 through 6 to create the following primary load cases: Primary LoadCase Number
Load Groups and Factors
8
1:Load Group 1 (1.2) + 3:Load Group 3 (1.6)
9
1:Load Group 1 (1.2) + 4:Load Group 4 (1.6)
10
1:Load Group 1 (0.9) + 7:Load Group 7 (1.6)
The three new load cases have been added as Primary LoadCases 8 through 10 in the Tower Model Explorer pane. 8. In the Model ribbon tab click the Run Analysis tool. The analysis results for a 1st order analysis method appear in the Output pane. Note: You may be asked to save file in a destination of your choice prior to analysis. Note: At least one primary load case must be defined in order to perform an analysis. 9. In the Tower Model Explorer pane, expand Analysis then click the Whole Model folder. The analysis options for the whole model appear in the Properties pane. 10. In the Properties pane select P-Delta Analysis as the Method then select Default as the Analysis Options. 11. In the Model ribbon tab click the Run Analysis tool. The analysis results for the new method appear in the Output pane. STAAD(X) Tower
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Monopole Tower per TIA-222-G Reviewing Results and Creating Reports 12. In the Model ribbon tab click the Check Code tool. The code check operations appear in the Output pane.
Reviewing Results and Creating Reports Using the TIA-222-G code. 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Displacement Results , then right click the Node Displacements folder and select Show Joint Displacement Table from the popup menu. The node displacement results table appears in the Output pane. 2. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Displacement Results > Deflected Profile , then click the Horizontal Deflection folder. The horizontal deflection graph appears in the Properties pane. 3. In the Results ribbon tab select Primary Load Case 2 from the drop-down menu. The deflected profile results for Primary Load Case 2 appear in the Properties pane. 4. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click on the Member End Forces folder. The member end force results table appears in the Output pane. 5. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click the Forces/Displacements folder. 6. In the Model ribbon tab click the Select Physical Member icon then click on any physical member on the tower in the View pane. The Results: Physical Member dialog appears and the properties appear in the Properties pane for the member you selected. 7. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click the Member Force Graphs folder and then on a physical member in the View pane. The member force graph for the member you selected appears in the Output pane. 8. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Leg Compression Curves , then click on the Leg A folder. A diagram of the axial compression along Leg A's height appears in the Properties pane. 9. In the Results ribbon tab click the Axial Force, Shear Y Force, Shear Z Force, Torsion, Bending Moment Y, Bending Moment Z, Displacement, Beam Stress, and Support Reaction tools one at a time. They will become highlighted. The diagrams for each highlighted option will appear in the View pane, respectively. Tip: The force diagrams in the View pane can be turned off by clicking the respective tools, unhighlighting them. Note: All of the force values can be viewed simultaneously in a table by going to the Tower Model Explorer pane and expanding Analysis > Whole Model > Results > Reaction Results , then clicking on the Reactions folder. The support reactions table appears in the Output pane. 10. In the Results ribbon tab select Primary LoadCase 5 from the drop-down menu, then highlight the Axial Force tool and the Displacement tool. The force and displacement diagrams appear on the model in the View pane. Note: All forces shown in the View pane are for the primary load case that is selected in the Results ribbon tab. 11. Click the Report ribbon tab. The Report Document Map and Selected Item List panes replace the previous panes. 12. In the Report Document Map pane expand Reports > Input Data , then click and drag the Analytical section-wise Pressure and Force item into the Selected Item List pane, as well as the Reference Load Cases item.
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Monopole Tower per TIA-222-G Reviewing Results and Creating Reports Tip: While hovering in the Selected Item List pane, a red line appears to indicate where the item will be placed. Tip: Items in the Selected Item List pane can be rearranged by clicking and dragging them into a new position. 13.
Click on the Generate Report icon in the Selected Item List pane. A report including data from your item appears in the View pane.
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Monopole Tower per TIA-222-G Reviewing Results and Creating Reports
STAAD(X) Tower
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Monopole Tower Per TIA-222-G With IS:875 Loads
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Monopole Tower TIA-222-G Using IS:875 loads. Please note that the purpose of this tutorial is to demonstrate the general functions and locations of the tools available in STAAD(X).Tower . For further explanations and details that are not included in this tutorial, please refer to the User's Manual.
Creating a New Monopole Tower Using IS:875 loads. 1. After launching STAAD(X) Tower, select New from the Start ribbon tab. The STAAD(X) Tower dialog appears. 2. Select Monopole as the type of tower, then click Next >. The Setup Wizard dialog appears. 3. Click Next > to proceed to the Tower Properties page. 4. Input the following into the Tower Properties page: General Tower Properties
Input
Tower Name
Tapered Monopole Ex TIA222G 2
Unit Type
Metric
Country Code
US
Design Code
TIA-222-G
Length Unit and Force Unit
m and kN
Monopole Tower Properties
Input
Type of Monopole
Tapered
Elevation At Base (m)
0
Height of Tower (m)
40
Number of Sections
4
Number of Sides
OctDecagonal (18)
Round Monopole Extension
(unchecked)
Click Next > to proceed to the Structural Properties page. 5. Input the following into the Structural Properties page:
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Monopole Tower per TIA-222-G with IS:875 Loads Creating a New Monopole Tower Member Properties
Input
Type of section
Tapered Tube
Depth/Dia of Tube at top (mm)
200
Tube Thickness at top (mm)
4
Tube Thickness at base (mm)
7
Galvanizing Thickness (mm)
0
Tapered Factor (mm/m)
20.4
Material and Grade
Steel and A572 Gr. 65
Type of support
Fixed
Apply self-weight load
(checked)
Factor and Direction
-1 and Y
Click Next > and then click OK. This exits you out of the Setup Wizard and brings you to the main work area. 6. In the Tower Model Explorer pane expand Physical Model > Objects , then right click the Sections folder and select Show Tapered Pole Sections Table from the pop-up menu. The tapered pole sections table appears in the Output pane where edits can be made. 7. Input the following in the Output pane: Section ID
Length (ft)
Lap Splice (ft)
Thickness
1
10
0.75
4
2
10
1
5
3
10
1.25
6
4
13
0
7
Tip: The length for Section ID 4 will automatically adjust according to the other lengths and lap splice values; therefore, enter the first three lengths and the lap splices first. The fourth section will automatically become 12.5 m. Note: The thickness column will automatically round your values to two decimal places. The thickness column will calculate the thickness for intermediate sections based on the linear interpolation of the thicknesses defined for top and bottom sections. You can edit the thickness as per the required information. Tip: You can further edit the tower by looking in the Tower Model Explorer pane and expanding Physical Model > Objects > Sections . Clicking on each section will show its properties in the Properties pane where edits can be made. 8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
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Monopole Tower per TIA-222-G with IS:875 Loads Adding Components
Adding Components Using IS:875 loads. 1. In the Components ribbon tab click the Low Profile Platform tool. A new Mount 1 appears in the Tower Model Explorer pane, the mount appears on the model in the View pane, and the its properties appear in the Properties pane. 2. In the Properties pane input 38 m as the Elevation. 3. In the Tower Model Explorer pane expand Mount 1 then click Low Profile Platform 38m. The low profile platform's properties appear in the Properties pane. 4. Input the following into the Properties pane: Low Profile Platform Properties
Input
Width of Platform
3 m
No. of Mount Pipe: Face A
2
No. of Mount Pipe: Face B
2
No. of Mount Pipe: Face C
2
5. In the Components ribbon tab click the Pipe/Dish Mount tool. A new Mount 2 appears in the Tower Model Explorer pane, the mount appears on the model in the View pane, and its properties appear in the Properties pane. 6. In the Properties pane, input 32 m as the Elevation. 7. In the Tower Model Explorer pane expand Mount 2 then click Mount Pipe 11. More of the mount pipe's properties appear in the Properties pane. 8. Input the following into the Properties pane: Mount Pipe Properties
Input
Orientation
Leg A
Vertical
33.00 mm
9. In the Tower Model Explorer pane expand Mount Pipe 11 and click on Antenna 11-Panel. The antenna's properties appear in the Properties pane. 10. Input the Following into the Properties pane: Appurtenance Properties
Input
Antenna Type
Dish
Dish Type
Parabola without Radome
The panel antenna on the model is changed to a dish antenna in the View pane, and Antenna 11-Panel changes to Antenna 11-Dish in the Tower Model Explorer pane. 11. In the Components ribbon tab click the Feedlines tool. A new FeedLine 1 appears in the Tower Model Explorer pane, a feedline appears on the model in the View pane, and its properties appear in the Properties pane. 12. Input the following into the Properties pane:
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Tutorials
Monopole Tower per TIA-222-G with IS:875 Loads Adding Loads Feedline Properties
Input
Coax Cable
EW52
Start Height
1 m
End Height
33 m
No. of Lines (Coaxes)
1
Tip: End Height must be entered before Start Height. 13. To edit or add supports, go to the Tower Model Explorer Pane and expand Physical Model and right click on the Supports folder. You can add the type of support desired by selecting it from the pop-up menu. The restraint options for the support selected appear in the Properties pane and can be edited. Note: For this model, a fixed support was assigned in the Setup Wizard and can be seen if the Supports folder is expanded. 14. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Loads Using IS:875 loads. 1. In the Tower Model Explorer pane expand Physical Model > Loads then right click on the Load Generation Parameters folder and select Add Wind/Ice Parameters from the pop-up menu then IS:875 Definition from its pop-up menu. A new Wind/Ice Load Def.(IS:875):1 appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 2. In the Properties pane select Almora as the City/Town. Note: Wind speed and gust factor have been automatically updated to reflect the inputted location. Terrain, Height, Structure Size Factor [k2]
Input
Terrain Category
Category 2
Structure Classification
C
Expand the Load Cases drop-down menu and check the boxes next to all of the load cases. The nine new load cases have been added as Load Groups 2 through 10 in the Tower Model Explorer pane. 3. Expand each of the new Load Groups, then right click on each of their wind/ice loads and select Assign from their pop-up menus, respectively. The white boxes next to the wind/ice loads will turn green once they have been assigned and you will see the loads applied in the View pane, respectively. The new loads have been assigned to the entire structure. Note: Three new load groups will appear as Load Groups 11 through 13. 4. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Primary Load Cases and Analysis Using IS:875 loads. STAAD(X) Tower
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Tutorials
Monopole Tower per TIA-222-G with IS:875 Loads Reviewing Results and Creating Reports 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Add Primary Load Case from the pop-up menu. A new Primary LoadCase 1 appears in the Tower Model Explorer pane and the load case editor appears in the Properties pane. 2. In the Properties pane click the drop-down menu next to Load Group Type and check Select All. The load groups appear in the Properties pane. 3. Click 1:Load Group 1, input 1.2 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. 4. Click 2:Load Group 2, input 1.6 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. 5. Repeat steps 1 through 4 to create the following primary load cases: Primary LoadCase Number
Load Groups and Factors
2
1:Load Group 1 (1.2) + 3:Load Group 3 (1.6)
3
1:Load Group 1 (1.2) + 4:Load Group 4 (1.6)
4
1:Load Group 1 (0.9) + 9:Load Group 9 (1.6)
5
1:Load Group 1 (0.9) + 10:Load Group 10 (1.6)
6
1:Load Group 1 (0.9) + 11:Load Group 11 (1.6)
The five new load cases have been added as Primary LoadCases 2 through 6 in the Tower Model Explorer pane. 6. In the Model ribbon tab click the Run Analysis tool. The analysis results for a 1st order analysis method appear in the Output pane. Note: You may be asked to save file in a destination of your choice prior to analysis. Note: At least one primary load case must be defined in order to perform an analysis. 7. In the Tower Model Explorer pane expand Analysis then click the Whole Model folder. The analysis options for the whole model appear in the Properties pane. 8. In the Properties pane select P-Delta Analysis as the Method then select Default as the Analysis Options. 9. In the Model ribbon tab click the Run Analysis tool. The analysis results for the new method appear in the Output pane. 10. In the Model ribbon tab click the Check Code tool. The code check operations appear in the Output pane.
Reviewing Results and Creating Reports Using IS:875. 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Displacement Results , then right click the Node Displacements folder and select Show Joint Displacement Table from the popup menu. The node displacement results table appears in the Output pane. 2. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Displacement Results > Deflected Profile , then click the Horizontal Deflection folder. The horizontal deflection graph appears in the Properties pane. 3. In the Results ribbon tab select Primary Load Case 2 from the drop-down menu. STAAD(X) Tower
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Monopole Tower per TIA-222-G with IS:875 Loads Reviewing Results and Creating Reports The deflected profile results for Primary Load Case 2 appear in the Properties pane. 4. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click on the Member End Forces folder. The member end force results table appears in the Output pane. 5. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click the Forces/Displacements folder. 6. In the Model ribbon tab click the Select Physical Member icon then click on any physical member on the tower in the View pane. The Results: Physical Member dialog appears and the properties appear in the Properties pane for the member you selected. 7. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Linear Members , then click the Member Force Graphs folder and then on a physical member in the View pane. The member force graph for the member you selected appears in the Output pane. 8. In the Tower Model Explorer pane expand Analysis > Whole Model > Results > Force Results > Leg Compression Curves , then click on the Leg A folder. A diagram of the axial compression along Leg A's height appears in the Properties pane. 9. In the Results ribbon tab click the Axial Force, Shear Y Force, Shear Z Force, Torsion, Bending Moment Y, Bending Moment Z, Displacement, Beam Stress, and Support Reaction tools one at a time. They will become highlighted. The diagrams for each highlighted option will appear in the View pane, respectively. Tip: The force diagrams in the View pane can be turned off by clicking the respective tools, unhighlighting them. Note: All of the force values can be viewed simultaneously in a table by going to the Tower Model Explorer pane and expanding Analysis > Whole Model > Results > Reaction Results , then clicking on the Reactions folder. The support reactions table appears in the Output pane. 10. In the Results ribbon tab select Primary LoadCase 5 from the drop-down menu, then highlight the Axial Force tool and the Displacement tool. The force and displacement diagrams appear on the model in the View pane. Note: All forces shown in the View pane are for the primary load case that is selected in the Results ribbon tab. 11. Click the Report ribbon tab. The Report Document Map and Selected Item List panes replace the previous panes. 12. In the Report Document Map pane expand Reports > Input Data , then click and drag the Analytical section-wise Pressure and Force item into the Selected Item List pane, as well as the Reference Load Cases item. Tip: While hovering in the Selected Item List pane, a red line appears to indicate where the item will be placed. Tip: Items in the Selected Item List pane can be rearranged by clicking and dragging them into a new position. 13.
Click on the Generate Report icon in the Selected Item List pane. A report including data from your item appears in the View pane.
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Self-Supporting Tower Per TIA-222-F
4
Self-Supporting Tower EIA/TIA-222-F Please note that the purpose of this tutorial is to demonstrate the general functions and locations of the tools available in STAAD(X).Tower . For further explanations and details that are not included in this tutorial, please refer to the User's Manual.
Creating a New Self-Supporting Tower Using the EIA/TIA-222-F code. 1. After launching STAAD(X) Tower, select New from the Start ribbon tab. The STAAD(X) Tower dialog appears. 2. Select Self-Supporting as the type of tower, then click Next >. The Setup Wizard dialog appears. 3. Click Next > to proceed to the Tower Properties page. 4. Input the following into the Tower Properties page: General Tower Properties
Input
Tower Name
Self Supporting Tower Ex TIA222F
Type of Unit
English
Country Code
US
Design Code
EIA/TIA-222-F
Length Unit
ft
Force Unit
kip
Base Tower Properties
Input
No. of Legs
4 Leg
Elevation At Base and Height of Tower
0 and 150
Base Face Width and Top Face Width
18.5 and 4.5
Constant Slope
(unchecked)
Type of Configuration
Sections
No. of Sections and Bays/Section
8 and 2
Default Bracing and Horizontals
X Brace and (checked)
Click Next > to proceed to the Structural Properties page. STAAD(X) Tower
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Self-Supporting Tower per TIA-222-F Editing the Properties 5. Input the following in to the Structural Properties page: Member Properties
Input
Specification and Shape (Leg Members)
AISC:9 Edition:Generic and Round Bar
Designation and Steel Grade (Leg Members)
RB2 and A572 Gr.50
Specification and Shape (Horizontal Members)
AISC:9 Edition:Generic and L
Designation and Steel Grade (Horizontal Members) L2X2X3/16 and A572 Gr.50 Specification and Shape (Diagonal Members)
AISC:9 Edition:Generic and L
Designation and Steel Grade (Diagonal Members)
L2X2X3/16 and A572 Gr.50
Check the box next to Consider bracing members as Truss, select Fixed as the Support, and check the box next to Apply Selfweight Load. 6. Click Next > and then click OK. This exits you out of the Setup Wizard and brings you to the main work area. 7. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Editing the Properties Using the EIA/TIA-222-F code. 1. In the Tower Model Explorer pane expand Physical Model > Properties and then expand both the Profiles and Materials folders. The profiles and materials chosen for this model appear in the Tower Model Explorer pane. 2. In the Tools ribbon tab click the Structure Property Catalog tool. The Structure Property Catalog dialog appears. 3. Input the following into the Structure Property Catalog dialog: Standard
Input
Material
STEEL
Category
Hot Rolled
Country
United States
Specification
AISC:9 Edition:Generic
Profile Type
Round Bar
Country
United States
Material
STEEL
Specification
ASTM
Document
A6
Table
ASTM Steel
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Self-Supporting Tower per TIA-222-F Adding Bracing 4. Click Search then scroll down and select RB2-1/2 as the designation and A36 as the Name. Then click Add Profile + Material and close the Structure Property Catalog dialog. The new profile and material appear in the Tower Model Explorer pane under their respective folders. Note: Multiple profiles and materials can be added and assigned to various sections of the model. Please refer to Example 1 for a detailed step-by-step process. 5. In the Tower Model Explorer pane expand Physical Model > Objects > Sections , then click on Section 7. The properties for section 7 of the model appear in the Properties pane. 6. Input the following into the Properties pane: Member Section Properties
Input
Leg
RB2-1/2
TopGirt
L2X2X3/16
Diagonal
L3X3X3/16
Horizontal
L2X2X3/16
7. In the Tower Model Explorer pane right click the Sections folder and select Show Self Supported Sections Table from the pop-up menu. Insert data as follows into the table that appears in the Output pane:
8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Bracing Using the EIA/TIA-222-F code. 1. In the Tools ribbon tab click the Face Bracing Wizard tool. The Define Bracing Pattern dialog appears. 2. Input the following into the Define Bracing Pattern dialog: Template
Input
Prototype Bracing Pattern
KBraceDown
Bracing Title
KBraceDown_Training
3. To add nodes to the bracing, input the following into the Define Bracing Pattern dialog:
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Self-Supporting Tower per TIA-222-F Adding Bracing Add
Input
Intermediate
(checked)
Intermediate Ratio
1/3
Click Add Node, then click Node 1 and Node 4 via the graphic. A node appears on the member between Node 1 and Node 4, 1/3 of the way from the first node you selected. 4. Add nodes to the graphic as shown by first clicking Add Node then selecting the two nodes between which you want the new node to appear.
Note: Node numbers may vary depending on the order in which the nodes were created. 5. In the Member section of the Define Bracing Pattern dialog, select Redundant Horizontal, click Add Member, then select the two nodes between which you want a new member to appear. Add sub-horizontal members as shown by first clicking Add Member then selecting the two nodes between which you want the new node to appear.
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Self-Supporting Tower per TIA-222-F Adding Bracing
6. In the Member section of the Define Bracing Pattern dialog, select Redundant Diagonal, click Add Member, then select the two nodes between which you want the new member to appear. Add diagonal members as shown.
7. Click Update. The Define Bracing Pattern dialog closes and the custom bracing pattern is saved. 8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
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Self-Supporting Tower per TIA-222-F Adding Components
Adding Components Using the EIA/TIA-222-F code. 1. In the Components ribbon tab click the T-Frame tool. A new Mount 1 appears in the Tower Model Explorer pane, the T-frame mount appears on the model in the View pane, and its properties appear in the Properties pane. 2. In the Properties pane change the Elevation to 138 ft. 3. In the Components ribbon tab click the Pipe/Dish Mount tool. A new Mount 2 appears in the Tower Model Explorer pane, the pipe/dish mount appears on the model in the View pane, and its properties appear in the Properties pane. 4. In the Properties pane change the Elevation to 120 ft. 5. In the Components ribbon tab click the Low Profile Platform tool. A new Mount 3 appears in the Tower Model Explorer pane, the platform appears on the model in the View pane, and its properties appear in the Properties pane. 6. In the Properties pane change the Elevation to 110 ft. 7. In the Tower Model Explorer pane expand Mount 3 then click on Low Profile Platform 110ft. The platform's properties appear in the Properties pane. 8. Input the following into the Properties pane: Low Profile Platform Properties
Input
Width of Platform
12 ft
No. of Mount Pipe: Face A
0
No. of Mount Pipe: Face B
0
No. of Mount Pipe: Face C
0
No. of Mount Pipe: Face D
0
9. In the Components ribbon tab click the Ladder tool. A new Ladder 1 appears in the Tower Model Explorer pane, the ladder appears on the model in the View pane, and its properties appear in the Properties pane. 10. Input the following into the Properties pane: Ladder Properties
Input
Start Height
10 ft
End Height
138 ft
Face Id
B
Position
Outside
Face Offset
12 in
Lateral Shift %[+/-0.5]
0
Note: End Height must be entered before Start Height. 11. In the Components ribbon tab click the Feedlines tool. STAAD(X) Tower
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Self-Supporting Tower per TIA-222-F Adding Loads and Load Groups A new Feedline 1 appears in the Tower Model Explorer pane, the feedline appears on the model in the View pane, and its properties appear in the Properties pane. 12. Input the following into the Properites pane: Feedline Properties
Input
Start Height
0 ft
End Height
138 ft
Along
Face
Position
Inside
Leg/Face ID:
A
Face Offset
8 in
Lateral Shift %[+/-0.5]
0
No. of Lines (Coaxes)
8
No. of Rows
1
Line Spacing
1 in
Row Spacing
0 in
13. To edit or add supports, go to the Tower Model Explorer Pane and expand Physical Model and right click on the Supports folder. You can add the type of support desired by selecting it from the pop-up menu. The restraint options for the support selected appear in the Properties pane and can be edited. Note: For this model, a fixed support was assigned in the Setup Wizard and can be seen if the Supports folder is expanded. 14. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Loads and Load Groups Using the EIA/TIA-222-F code. 1. In the Tower Model Explorer pane expand Physical Model > Loads , then right click on the Load Generation Parameters folder and select Add Wind/Ice Parameters from the pop-up menu then TIA/ EIA[222F] Definition from its pop-up menu. A new TIA/EIA[222F] Load Def. 1 appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 2. Input the following into the Properties pane: Zone Identification
Input
State
Washington
County
King
Check the box next to Ice Load, then expand the Load Cases drop-down menu and check the boxes next to all of the load cases.
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Self-Supporting Tower per TIA-222-F Primary Load Cases and Analysis
3.
4.
5. 6. 7.
8.
The nine new load cases have been added as Load Groups 2 through 10 in the Tower Model Explorer pane. Expand each of the new load groups, then right click on each of their wind/ice loads and select Assign from their pop-up menus, respectively. The white boxes next to the wind/ice loads will turn green once they have been assigned and you will see the loads applied in the View pane, respectively. The new loads have been assigned to the entire structure. In the Tower Model Explorer pane expand Physical Model > Loads > Load Groups , then right click the Load Group 1 folder and select Joint Load from the pop-up menu then Add Joint Load from its pop-up menu. A new Joint Load appears in the Tower Model Explorer pane and its properties appear in the Properties pane. In the Properties pane enter -1 kip for Fy. In the Model ribbon tab click the Select Nodes icon and then select the top four nodes on the model in the View pane. In the Tower Model Explorer pane expand Physical Model > Loads > Load Group 1 then right click Joint Load and select Assign from its pop-up menu. The load group has been assigned to the nodes you selected. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Primary Load Cases and Analysis Using the EIA/TIA-222-F code. 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases then right click on the Primary folder and select Primary Load Case Generator from the pop-up menu. The Primary Load Case Generator dialog appears. 2. In the Primary Load Case Generator dialog, check the following options: Primary Load Case 1 Dead + 1 Wind 0 degree 1 Dead + 1 Wind 45 degree 1 Dead + 1 Wind 90 degree 1 Dead + 1 Wind service 0 degree 1 Dead + 1 Wind service 45 degree 1 Dead + 1 Wind service 90 degree Click OK. The six new primary load cases have been added as Primary LoadCases 1 through 6 in the Tower Model Explorer pane. 3. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Add Primary Load Case from the pop-up menu. A new Primary LoadCase 7 appears in the Tower Model Explorer pane and the load case editor appears in the Properties pane. 4. In the Properties pane click the drop-down menu next to Load Group Type and check Select All. The load groups appear in the Properties pane. 5. Click 1:Load Group 1, input 1.2 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. STAAD(X) Tower
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Self-Supporting Tower per TIA-222-F Reviewing Results and Creating Reports 6. Click 2:Load Group 2, input 1.6 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. 7. Repeat steps 3 through 6 to create the following primary load cases: Primary LoadCase Number
Load Groups and Factors
8
1:Load Group 1 (1.2) + 3:Load Group 3 (1.6)
9
1:Load Group 1 (1.2) + 4:Load Group 4 (1.6)
10
1:Load Group 1 (0.9) + 9:Load Group 9 (1.6)
The three new load cases have been added as Primary LoadCases 8 through 10 in the Tower Model Explorer pane. 8. In the Model ribbon tab click the Run Analysis tool. The analysis results for a 1st order analysis method appear in the Output pane. Note: You may be asked to save file in a destination of your choice prior to analysis. Note: At least one primary load case must be defined in order to perform an analysis. 9. In the Tower Model Explorer pane expand Analysis then click the Whole Model folder. The analysis options for the whole model appear in the Properties pane. 10. In the Properties pane select P-Delta Analysis as the Method then select Default as the Analysis Options. 11. In the Model ribbon tab click the Run Analysis tool. The analysis results for the new method appear in the Output pane. 12. In the Model ribbon tab click the Check Code tool. The code check operations appear in the Output pane.
Reviewing Results and Creating Reports Using the EIA/TIA-222-F code. 1. In the Model ribbon tab select TIA-222-F as the Active Design Code. 2. In the Model ribbon tab click the Check Slenderness tool. Any members which do not meet slenderness criteria per the selected code appear in the Output pane. Tip: Selecting an entry in the Output pane will highlight the correlating member in the View pane. 3. In the Results ribbon tab click the Show All Results tool. The design results appear in the Output pane. Members that have failed the design check are highlighted in the View pane. 4. In the Results ribbon tab click the Show Selective Result tool then select any physical member. Design results for the selected physical member appear in the Output pane. 5. Click the Report ribbon tab. The Report Document Map and Selected Item List panes replace the previous panes. 6. In the Report Document Map pane expand Reports > Input Data , then click and drag the Section Information item into the Selected Item List pane, as well as the Member Specification item. Tip: While hovering in the Selected Item List pane, a red line appears to indicate where the item will be placed. Tip: Items in the Selected Item List pane can be rearranged by clicking and dragging them into a new position. 7.
in the Selected Item List pane. Click on the Generate Report icon A report including data from your item appears in the View pane.
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Self-Supporting Tower per TIA-222-F Reviewing Results and Creating Reports
STAAD(X) Tower
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Self-Supporting Tower Per TIA-222-G
5
Self-Supporting Tower TIA-222-G Please note that the purpose of this tutorial is to demonstrate the general functions and locations of the tools available in STAAD(X).Tower . For further explanations and details that are not included in this tutorial, please refer to the User's Manual.
Creating a New Self-Supporting Tower Using the TIA-222-G code. 1. After launching STAAD(X) Tower, select New from the Start ribbon tab. The STAAD(X) Tower dialog appears. 2. Select Self-Supporting as the type of tower, then click Next >. The Setup Wizard dialog appears. 3. Click Next > to proceed to the Tower Properties page. 4. Input the following into the Tower Properties page: General Tower Properties
Input
Tower Name
Self Supporting Tower Ex TIA222G
Type of Unit
Metric
Country Code
US
Design Code
TIA-222-G
Length Unit
m
Force Unit
kN
Base Tower Properties
Input
No. of Legs
4 Leg
Elevation At Base and Height of Tower
0 and 46
Base Face Width and Top Face Width
5.5 and 1.4
Constant Slope
(unchecked)
Type of Configuration
Sections
No. of Sections and Bays/Section
8 and 2
Default Bracing and Horizontals
X Brace and (checked)
Click Next > to proceed to the Structural Properties page. STAAD(X) Tower
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Self-Supporting Tower per TIA-222-G Editing the Properties 5. Input the following in to the Structural Properties page: Member Properties
Input
Specification and Shape (Leg Members)
AISC Metric:13 Edition:Generic and PIPE
Designation and Steel Grade (Leg Members)
Pipe75STD and A572 Gr.50
Specification and Shape (Horizontal Members)
AISC Metric:13 Edition:Generic and L
Designation and Steel Grade (Horizontal Members) L64X64X4.8 and A572 Gr.50 Specification and Shape (Diagonal Members)
AISC Metric:13 Edition:Generic and L
Designation and Steel Grade (Diagonal Members)
L51X51X4.8 and A572 Gr.50
Check the box next to Consider bracing members as Truss, select Fixed as the Support, and check the box next to Apply Selfweight Load. 6. Click Next > and then click OK. This exits you out of the Setup Wizard and brings you to the main work area. 7. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Editing the Properties Using the TIA-222-G code. 1. In the Tower Model Explorer pane expand Physical Model > Properties and then expand both the Profiles and Materials folders. The profiles and materials chosen for this model appear in the Tower Model Explorer pane. 2. In the Tools ribbon tab click the Structure Property Catalog tool. The Structure Property Catalog dialog appears. 3. Input the following into the Structure Property Catalog dialog: Standard
Input
Material
STEEL
Category
Hot Rolled
Country
United States
Specification
AISC Metric:13 Edition:Generic
Profile Type
PIPE
Country
United States
Material
STEEL
Specification
ASTM
Document
A6
Table
ASTM Steel
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Self-Supporting Tower per TIA-222-G Adding Bracing 4. Click Search then scroll down and click Pipe89STD as the designation and A53 Gr.8 as the Name. Then click Add Profile + Material and close the Structure Property Catalog dialog. The new profile and material appear in the Tower Model Explorer pane under their respective folders. Note: Multiple profiles and materials can be added and assigned to various sections of the model. Please refer to Example 2 for a detailed step-by-step process. 5. In the Tower Model Explorer pane expand Physical Model > Objects > Sections , then click on Section 7. The properties for section 7 of the model appear in the Properties pane. 6. Input the following into the Properties pane: Member Section Properties
Input
Leg
Pipe89STD
TopGirt
L64X64X4.8
Diagonal
L64X64X4.8
Horizontal
L64X64X4.8
7. In the Tower Model Explorer pane right click the Sections folder and select Show Self Supported Sections Table from the pop-up menu. Insert data as follows into the table that appears in the Output pane:
8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Bracing Using the TIA-222-G code. 1. In the Tools ribbon tab click the Face Bracing Wizard tool. The Define Bracing Pattern dialog appears. 2. Input the following into the Define Bracing Pattern dialog: Template
Input
Prototype Bracing Pattern
KBraceDown
Bracing Title
KBraceDown_Training2
3. To add nodes to the bracing, input the following into the Define Bracing Pattern dialog:
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Self-Supporting Tower per TIA-222-G Adding Bracing Add
Input
Intermediate
(checked)
Intermediate Ratio
1/3
Click Add Node, then click Node 1 and Node 4 via the graphic. A node appears on the member between Node 1 and Node 4, 1/3 of the way from the first node you selected. 4. Add nodes to the graphic as shown by first clicking Add Node then selecting the two nodes between which you want the new node to appear.
Note: Node numbers may vary depending on the order in which the nodes were created. 5. In the Member section of the Define Bracing Pattern dialog, select Redundant Horizontal, click Add Member, then select the two nodes between which you want a new member to appear. Add sub-horizontal members as shown by first clicking Add Member then selecting the two nodes between which you want the new node to appear.
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6. In the Member section of the Define Bracing Pattern dialog, select Redundant Diagonal, click Add Member, then select the two nodes between which you want the new member to appear. Add diagonal members as shown.
7. Click Update. The Define Bracing Pattern dialog closes and the custom bracing pattern is saved. 8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
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Tutorials
Self-Supporting Tower per TIA-222-G Adding Components
Adding Components Using the TIA-222-G code. 1. In the Components ribbon tab click the T-Frame tool. A new Mount 1 appears in the Tower Model Explorer pane, the T-frame mount appears on the model in the View pane, and its properties appear in the Properties pane. 2. In the Properties pane change the Elevation to 44 m. 3. In the Components ribbon tab click the Pipe/Dish Mount tool. A new Mount 2 appears in the Tower Model Explorer pane, the pipe/dish mount appears on the model in the View pane, and its properties appear in the Properties pane. 4. In the Properties pane change the Elevation to 40 m. 5. In the Components ribbon tab click the Low Profile Platform tool. A new Mount 3 appears in the Tower Model Explorer pane, the platform appears on the model in the View pane, and its properties appear in the Properties pane. 6. In the Properties pane change the Elevation to 35 m. 7. In the Tower Model Explorer pane expand Mount 3 then click on Low Profile Platform 35m. The platform's properties appear in the Properties pane. 8. Input the following into the Properties pane: Low Profile Platform Properties
Input
Width of Platform
4 m
No. of Mount Pipe: Face A
0
No. of Mount Pipe: Face B
0
No. of Mount Pipe: Face C
0
No. of Mount Pipe: Face D
0
9. In the Components ribbon tab click the Ladder tool. A new Ladder 1 appears in the Tower Model Explorer pane, the ladder appears on the model in the View pane, and its properties appear in the Properties pane. 10. Input the following into the Properties pane: Ladder Properties
Input
Start Height
3 m
End Height
45 m
Face Id
B
Position
Outside
Face Offset
200 mm
Lateral Shift %[+/-0.5]
0
Note: End Height must be entered before Start Height. 11. In the Components ribbon tab click the Feedlines tool. STAAD(X) Tower
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Tutorials
Self-Supporting Tower per TIA-222-G Adding Loads and Load Groups A new Feedline 1 appears in the Tower Model Explorer pane, the feedline appears on the model in the View pane, and its properties appear in the Properties pane. 12. Input the following into the Properites pane: Feedline Properties
Input
Start Height
0 m
End Height
45 m
Along
Face
Position
Inside
Leg/Face ID:
A
Face Offset
203 mm
Lateral Shift %[+/-0.5]
0
No. of Lines (Coaxes)
4
No. of Rows
1
Line Spacing
50 mm
Row Spacing
0 mm
13. To edit or add supports, go to the Tower Model Explorer Pane and expand Physical Model and right click on the Supports folder. You can add the type of support desired by selecting it from the pop-up menu. The restraint options for the support selected appear in the Properties pane and can be edited. Note: For this model, a fixed support was assigned in the Setup Wizard and can be seen if the Supports folder is expanded. 14. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Loads and Load Groups Using the TIA-222-G code. 1. In the Tower Model Explorer pane expand Physical Model > Loads , then right click on the Load Generation Parameters folder and select Add Wind/Ice Parameters from the pop-up menu then TIA/ EIA[222G] Definition from its pop-up menu. A new TIA/EIA[222G] Load Def. 1 appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 2. Input the following into the Properties pane: Zone Identification
Input
State
Washington
County
King
Expand the Load Cases drop-down menu and check the boxes next to all of the load cases. The nine new load cases have been added as Load Groups 2 through 10 in the Tower Model Explorer pane. STAAD(X) Tower
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Self-Supporting Tower per TIA-222-G Primary Load Cases and Analysis 3. Expand each of the new load groups, then right click on each of their wind/ice loads and select Assign from their pop-up menus, respectively. The white boxes next to the wind/ice loads will turn green once they have been assigned and you will see the loads applied in the View pane, respectively. The new loads have been assigned to the entire structure. 4. In the Tower Model Explorer pane expand Physical Model > Loads then right click the Load Generation Parameters folder then select Add Seismic Parameters from the pop-up menu then TIA/EIA[222G] Definition its pop-up menu. A new TIA/EIA[222G] Seismic Def. appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 5. Input the following into the Properties pane: Structures
Input
Classification
Class II
Ss
1.62
S1
0.55
Site Class
B
6. In the Tower Model Explorer pane expand Physical Model > Loads > Load Groups , then right click the Load Group 1 folder and select Joint Load from the pop-up menu then Add Joint Load from its pop-up menu. A new Joint Load appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 7. In the Properties pane enter -1 kip for Fy. 8. In the Model ribbon tab click the Select Nodes icon and then select the top four nodes on the model in the View pane. 9. In the Tower Model Explorer pane expand Physical Model > Loads > Load Group 1 then right click Joint Load and select Assign from its pop-up menu. The load group has been assigned to the nodes you selected. 10. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Primary Load Cases and Analysis Using the TIA-222-G code. 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases then right click on the Primary folder and select Primary Load Case Generator from the pop-up menu. The Primary Load Case Generator dialog appears. 2. In the Primary Load Case Generator dialog, check the following options: Primary Load Case 1.2 Dead + 1.6 Wind 0 degree 1.2 Dead + 1.6 Wind 45 degree 1.2 Dead + 1.6 Wind 90 degree 1 Dead + 1 Wind service 0 degree 1 Dead + 1 Wind service 45 degree STAAD(X) Tower
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Self-Supporting Tower per TIA-222-G Reviewing Results and Creating Reports Primary Load Case 1 Dead + 1 Wind service 90 degree
3.
4. 5. 6. 7.
Click OK. The six new primary load cases have been added as Primary LoadCases 1 through 6 in the Tower Model Explorer pane. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Add Primary Load Case from the pop-up menu. A new Primary LoadCase 7 appears in the Tower Model Explorer pane and the load case editor appears in the Properties pane. In the Properties pane click the drop-down menu next to Load Group Type and check Select All. The load groups appear in the Properties pane. Click 1:Load Group 1, input 1.2 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. Click 2:Load Group 2, input 1.6 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. Repeat steps 3 through 6 to create the following primary load cases: Primary LoadCase Number
Load Groups and Factors
8
1:Load Group 1 (1.2) + 3:Load Group 3 (1.6)
9
1:Load Group 1 (1.2) + 4:Load Group 4 (1.6)
10
1:Load Group 1 (0.9) + 7:Load Group 7 (1.6)
The three new load cases have been added as Primary LoadCases 8 through 10 in the Tower Model Explorer pane. 8. In the Model ribbon tab click the Run Analysis tool. The analysis results for a 1st order analysis method appear in the Output pane. Note: You may be asked to save file in a destination of your choice prior to analysis. Note: At least one primary load case must be defined in order to perform an analysis. 9. In the Tower Model Explorer pane expand Analysis then click the Whole Model folder. The analysis options for the whole model appear in the Properties pane. 10. In the Properties pane select P-Delta Analysis as the Method then select Default as the Analysis Options. 11. In the Model ribbon tab click the Run Analysis tool. The analysis results for the new method appear in the Output pane. 12. In the Model ribbon tab click the Check Code tool. The code check operations appear in the Output pane.
Reviewing Results and Creating Reports Using the TIA-222-G code. 1. In the Model ribbon tab select TIA-222-G as the Active Design Code. 2. In the Model ribbon tab click the Check Slenderness tool. Any members which do not meet slenderness criteria per the selected code appear in the Output pane. Tip: Selecting an entry in the Output pane will highlight the correlating member in the View pane. 3. In the Results ribbon tab click the Show All Results tool.
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Self-Supporting Tower per TIA-222-G Reviewing Results and Creating Reports The design results appear in the Output pane. Members that have failed the design check are highlighted in the View pane. 4. In the Results ribbon tab click the Show Selective Result tool then select any physical member. Design results for the selected physical member appear in the Output pane. 5. Click the Report ribbon tab. The Report Document Map and Selected Item List panes replace the previous panes. 6. In the Report Document Map pane expand Reports > Input Data , then click and drag the Section Information item into the Selected Item List pane, as well as the Member Specification item. Tip: While hovering in the Selected Item List pane, a red line appears to indicate where the item will be placed. Tip: Items in the Selected Item List pane can be rearranged by clicking and dragging them into a new position. 7.
Click on the Generate Report icon in the Selected Item List pane. A report including data from your item appears in the View pane.
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Self-Supporting Tower Per IS:802 / 806
6
Self-Supporting Tower IS:802/806 Please note that the purpose of this tutorial is to demonstrate the general functions and locations of the tools available in STAAD(X).Tower. For further explanations and details that are not included in this tutorial, please refer to the User's Manual.
Creating a New Self-Supporting Tower Using the IS:802/806 code. 1. After launching STAAD(X) Tower, select New from the Start ribbon tab. The STAAD(X) Tower dialog appears. 2. Select Self-Supporting as the type of tower, then click Next >. The Setup Wizard dialog appears. 3. Click Next > to proceed to the Tower Properties page. 4. Input the following into the Tower Properties page: General Tower Properties
Input
Tower Name
Self Supporting Tower Ex IS802,806
Type of Unit
Metric
Country Code
INDIAN
Design Code
IS:802,806
Length Unit
m
Force Unit
kN
Base Tower Properties
Input
No. of Legs
4 Leg
Elevation At Base and Height of Tower
0 and 46
Base Face Width and Top Face Width
5.5 and 1.4
Constant Slope
(unchecked)
Type of Configuration
Sections
No. of Sections and Bays/Section
8 and 2
Default Bracing and Horizontals
X Brace and (checked)
Click Next > to proceed to the Structural Properties page. STAAD(X) Tower
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Self-Supporting Tower per IS:802 / 806 Editing the Properties 5. Input the following in to the Structural Properties page: Member Properties
Input
Specification and Shape (Leg Members)
BIS:808 : 1989:Generic and TUBE
Designation and Steel Grade (Leg Members)
IS Tube 76.1X4.5 and YSt 240
Specification and Shape (Horizontal Members)
BIS:808 : 1989:Generic and EA
Designation and Steel Grade (Horizontal Members) ISA 50X50X6 and E 165 Specification and Shape (Diagonal Members)
BIS:808 : 1989:Generic and EA
Designation and Steel Grade (Diagonal Members)
ISA 50X50X6 and E 165
Check the box next to Consider bracing members as Truss, select Fixed as the Support, and check the box next to Apply Selfweight Load. 6. Click Next > and then click OK. This exits you out of the Setup Wizard and brings you to the main work area. 7. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Editing the Properties Using the IS:802/806 code. 1. In the Tower Model Explorer pane expand Physical Model > Properties and then expand both the Profiles and Materials folders. The profiles and materials chosen for this model appear in the Tower Model Explorer pane. 2. In the Tools ribbon tab click the Structure Property Catalog tool. The Structure Property Catalog dialog appears. 3. Input the following into the Structure Property Catalog dialog: Standard
Input
Material
STEEL
Category
Hot Rolled
Country
India
Specification
BIS:808 : 1989:Generic
Profile Type
TUBE
Country
India
Material
STEEL
Specification
IS
Document
2062
Table
IS Steel
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Self-Supporting Tower per IS:802 / 806 Adding Bracing 4. Click Search then scroll down and click IS Tube 76. as the designation, 7.33 as the A, and YSt 240 as the Name. Then click Add Profile + Material and close the Structure Property Catalog dialog. The new profile and material appear in the Tower Model Explorer pane under their respective folders. Note: Multiple profiles and materials can be added and assigned to various sections of the model. Please refer to Example 3 for a detailed step-by-step process. 5. In the Tower Model Explorer pane expand Physical Model > Objects > Sections , then click on Section 7. The properties for section 7 of the model appear in the Properties pane. 6. Input the following into the Properties pane: Member Section Properties
Input
Leg
IS Tube 76.1X3.2
TopGirt
IS Tube 76.1X3.2
Diagonal
IS Tube 76.1X3.2
Horizontal
IS Tube 76.1X3.2
7. In the Tower Model Explorer pane right click the Sections folder and select Show Self Supported Sections Table from the pop-up menu. Insert data as follows into the table that appears in the Output pane:
8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Bracing Using the IS:802/806 code. 1. In the Tools ribbon tab click the Face Bracing Wizard tool. The Define Bracing Pattern dialog appears. 2. Input the following into the Define Bracing Pattern dialog: Template
Input
Prototype Bracing Pattern
KBraceDown
Bracing Title
KBraceDown_Training3
3. To add nodes to the bracing, input the following into the Define Bracing Pattern dialog:
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Self-Supporting Tower per IS:802 / 806 Adding Bracing Add
Input
Intermediate
(checked)
Intermediate Ratio
1/3
Click Add Node, then click Node 1 and Node 4 via the graphic. A node appears on the member between Node 1 and Node 4, 1/3 of the way from the first node you selected. 4. Add nodes to the graphic as shown by first clicking Add Node then selecting the two nodes between which you want the new node to appear.
Note: Node numbers may vary depending on the order in which the nodes were created. 5. In the Member section of the Define Bracing Pattern dialog, select Redundant Horizontal, click Add Member, then select the two nodes between which you want a new member to appear. Add sub-horizontal members as shown by first clicking Add Member then selecting the two nodes between which you want the new node to appear.
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Self-Supporting Tower per IS:802 / 806 Adding Bracing
6. In the Member section of the Define Bracing Pattern dialog, select Redundant Diagonal, click Add Member, then select the two nodes between which you want the new member to appear. Add diagonal members as shown.
7. Click Update. The Define Bracing Pattern dialog closes and the custom bracing pattern is saved. 8. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
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Tutorials
Self-Supporting Tower per IS:802 / 806 Adding Components
Adding Components Using the IS:802/806 code. 1. In the Components ribbon tab click the T-Frame tool. A new Mount 1 appears in the Tower Model Explorer pane, the T-frame mount appears on the model in the View pane, and its properties appear in the Properties pane. 2. In the Properties pane change the Elevation to 44 m. 3. In the Components ribbon tab click the Pipe/Dish Mount tool. A new Mount 2 appears in the Tower Model Explorer pane, the pipe/dish mount appears on the model in the View pane, and its properties appear in the Properties pane. 4. In the Properties pane change the Elevation to 40 m. 5. In the Components ribbon tab click the Low Profile Platform tool. A new Mount 3 appears in the Tower Model Explorer pane, the platform appears on the model in the View pane, and its properties appear in the Properties pane. 6. In the Properties pane change the Elevation to 35 m. 7. In the Tower Model Explorer pane expand Mount 3 then click on Low Profile Platform 33.5m. The platform's properties appear in the Properties pane. 8. Input the following into the Properties pane: Low Profile Platform Properties
Input
Width of Platform
4 m
No. of Mount Pipe: Face A
0
No. of Mount Pipe: Face B
0
No. of Mount Pipe: Face C
0
No. of Mount Pipe: Face D
0
9. In the Components ribbon tab click the Ladder tool. A new Ladder 1 appears in the Tower Model Explorer pane, the ladder appears on the model in the View pane, and its properties appear in the Properties pane. 10. Input the following into the Properties pane: Ladder Properties
Input
Start Height
3 m
End Height
45 m
Face Id
B
Position
Outside
Face Offset
304.8 mm
Lateral Shift %[+/-0.5]
0
Note: End Height must be entered before Start Height. 11. In the Components ribbon tab click the Feedlines tool. STAAD(X) Tower
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Tutorials
Self-Supporting Tower per IS:802 / 806 Adding Loads and Load Groups A new Feedline 1 appears in the Tower Model Explorer pane, the feedline appears on the model in the View pane, and its properties appear in the Properties pane. 12. Input the following into the Properites pane: Feedline Properties
Input
Start Height
0 m
End Height
44 m
Along
Face
Position
Inside
Leg/Face ID:
A
Face Offset
203 mm
Lateral Shift %[+/-0.5]
0
No. of Lines (Coaxes)
8
No. of Rows
1
Line Spacing
50 mm
Row Spacing
0 mm
13. To edit or add supports, go to the Tower Model Explorer Pane and expand Physical Model and right click on the Supports folder. You can add the type of support desired by selecting it from the pop-up menu. The restraint options for the support selected appear in the Properties pane and can be edited. Note: For this model, a fixed support was assigned in the Setup Wizard and can be seen if the Supports folder is expanded. 14. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Adding Loads and Load Groups Using the IS:802/806 code. 1. In the Tower Model Explorer pane expand Physical Model > Loads , then right click on the Load Generation Parameters folder and select Add Wind/Ice Parameters from the pop-up menu then IS:875 Definition from its pop-up menu. A new Wind/Ice Load Def.(IS:875):1 appears in the Tower Model Explorer pane and its properties appear in the Properties pane. 2. In the Properties pane select Almora as the City/Town. Note: Wind speed and gust factor have been automatically updated to reflect the inputted location. Terrain, Height, Structure Size Factor [k2]
Input
Terrain Category
Category 2
Structure Classification
C
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Self-Supporting Tower per IS:802 / 806 Primary Load Cases and Analysis
3.
4.
5. 6. 7.
8.
Expand the Load Cases drop-down menu and check the boxes next to all of the load cases. The nine new load cases have been added as Load Groups 2 through 10 in the Tower Model Explorer pane. Expand each of the new Load Groups, then right click on each of their wind/ice loads and select Assign from their pop-up menus, respectively. The white boxes next to the wind/ice loads will turn green once they have been assigned. The new loads have been assigned to the entire structure. In the Tower Model Explorer pane expand Physical Model > Loads > Load Groups , then right click the Load Group 1 folder and select Joint Load from the pop-up menu then Add Joint Load from its pop-up menu. A new Joint Load appears in the Tower Model Explorer pane and its properties appear in the Properties pane. In the Properties pane enter -1 kip for Fy. In the Model ribbon tab click the Select Nodes icon and then select the top four nodes on the model in the View pane. In the Tower Model Explorer pane expand Physical Model > Loads > Load Group 1 then right click Joint Load and select Assign from its pop-up menu. The load group has been assigned to the nodes you selected. In the Model ribbon tab click the Save tool. Your work so far has been saved. You may be prompted to save the file in a destination of your choice.
Primary Load Cases and Analysis Using the IS:802/806 code. 1. In the Tower Model Explorer pane expand Analysis > Whole Model > Load Cases , then right click the Primary folder and select Add Primary Load Case from the pop-up menu. A new Primary LoadCase 1 appears in the Tower Model Explorer pane and the load case editor appears in the Properties pane. 2. In the Properties pane click the drop-down menu next to Load Group Type and check Select All. The load groups appear in the Properties pane. 3. Click 1:Load Group 1, input 1.2 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. 4. Click 2:Load Group 2, input 1.6 as the Factor, then click Add. The load group with its assigned factor appears in the Properties pane under Selected Load Groups. 5. Repeat steps 3 through 6 to create the following primary load cases: Primary LoadCase Number
Load Groups and Factors
8
1:Load Group 1 (1.2) + 3:Load Group 3 (1.6)
9
1:Load Group 1 (1.2) + 4:Load Group 4 (1.6)
10
1:Load Group 1 (0.9) + 7:Load Group 7 (1.6)
The three new load cases have been added as Primary LoadCases 8 through 10 in the Tower Model Explorer pane. 6. In the Model ribbon tab click the Run Analysis tool. The analysis results for a 1st order analysis method appear in the Output pane. Note: You may be asked to save file in a destination of your choice prior to analysis. Note: At least one primary load case must be defined in order to perform an analysis. STAAD(X) Tower
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Self-Supporting Tower per IS:802 / 806 Reviewing Results and Creating Reports 7. In the Tower Model Explorer pane expand Analysis then click the Whole Model folder. The analysis options for the whole model appear in the Properties pane. 8. In the Properties pane select P-Delta Analysis as the Method then select Default as the Analysis Options. 9. In the Model ribbon tab click the Run Analysis tool. The analysis results for the new method appear in the Output pane. 10. In the Model ribbon tab click the Check Code tool. The code check operations appear in the Output pane.
Reviewing Results and Creating Reports Using the IS:802/806 code. 1. In the Model ribbon tab select IS 802,806 as the Active Design Code. 2. In the Model ribbon tab click the Check Slenderness tool. Any members which do not meet slenderness criteria per the selected code appear in the Output pane. 3.
4. 5. 6.
Tip: Selecting an entry in the Output pane will highlight the correlating member in the View pane. In the Results ribbon tab click the Show All Results tool. The design results appear in the Output pane. Members that have failed the design check are highlighted in the View pane. In the Results ribbon tab click the Show Selective Result tool then select any physical member. Design results for the selected physical member appear in the Output pane. Click the Report ribbon tab. The Report Document Map and Selected Item List panes replace the previous panes. In the Report Document Map pane expand Reports > Input Data , then click and drag the Section Information item into the Selected Item List pane, as well as the Member Specification item. Tip: While hovering in the Selected Item List pane, a red line appears to indicate where the item will be placed. Tip: Items in the Selected Item List pane can be rearranged by clicking and dragging them into a new position.
7.
Click on the Generate Report icon in the Selected Item List pane. A report including data from your item appears in the View pane.
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Self-Supporting Tower per IS:802 / 806 Reviewing Results and Creating Reports
STAAD(X) Tower
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Tutorials
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