Itp For Steel Structure Erection (Content) Rev.1

 

LONG PHU 1 THERMAL POWER PLANT PROJECT INSPECTION AND TEST PLAN FOR STEEL STRUCTURE ERECTION (PHB&CECB)   Inspection / Testing Item

No.

Reference documents

Method of inspection/ testing

Acceptance criteria

Frequency

Level of inspection PM/ LP1PP/ PTSC PMC

Subcon

Record

Remarks

1. Advance Inspection - Material Certificates 1.1

Receiving Material Check

1.2

Foundation Check

1.3

Pad Plate Check

 

GIR, OS&D,

Visual Examination

- Material Test Results - Shop inspection reports

100%

I

H

W

MGMER

Handover documents

Visual Examination

 No crack, No blowhole, No exposed reinforcement bars/ Drawing

100%

I

H

W

LP1-UMA-S-002

AISC 303

Survey

I

H

W

LP1-UMA-S-003 Material Certificate

I

H

W

LP1-UMA-S-004

I

H

W

LP1-UMA-S-005

I

H

W

LP1-UMA-S-005

I

H

W

LP1-UMA-S-004A

As per Drawing, EL: ±2mm

2. Inspection for Bolt Connection

100%

2.1

Contact Surface Check

2.2

Bolt tighteness Inspection

AISC 348-14

Visual Examination

Clean and not rusty 100%

2.2.1

Anchor bolts

AISC 348-14

Visual Examination

Snug tightened condition

2.2.2

Connection Bolts - ST joints (Snug-tightened joints)

AISC 348-14

Visual Examination

Snug tightened condition

2.2.3

Connection Bolts - SC & PT  joints (Slip-critical & Pretensioned joints)

(1) Demonstration

(2) Bolts tightening

100%

Agreed by concerned  party

AISC 348-14

AISC 348-14

Torque Wrench

Visual Examination

- Step 1: Snug tightened condition  condition  - Step 2: Turn-of-nut method Step 3: Using calibrated torque wrench to measure the torque value   value

100%

Bolts may be tested at laboratory to define the torque value ( if required)   required)

Mark-up

I

H

W

LP1-UMA-S-004

I

R

R

WPS/PQR

3. Welding Inspection (if required) 3.1

Welding Qualification Test - Welding Procedure Specification

100% AWS D1.1 2015

Review

WPS/PQR

100%

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LONG PHU 1 THERMAL POWER PLANT PROJECT INSPECTION AND TEST PLAN FOR STEEL STRUCTURE ERECTION (PHB&CECB)   Inspection / Testing Item

No.

- Welder Qualification Test

3.2

Inspection during Welding

Reference documents

Method of inspection/ testing

Acceptance criteria

AWS D1.1 2015

Witness

WPQT

Record

I

H

W

WPS

100%

I

S

S

Visual check Measuring

AWS D1.1/WPS

100%

I

H

W

LP1-UMA-S-005

Visual Examination

AWS D1.1/WPS

As per approval DWG

I

H

W

LP1-UMA-S-006

Fit-up

3.4

Visual

AWS D1.1. 2015 LP1-TKC-10XXX-C-C1DRD-0002

AWS D1.1. 2015  NDT report

 NDT method

Remarks

WPQT

Visual check

3.3

Non Destructive Testing

Level of inspection PM/ LP1PP/ PTSC PMC

Subcon

AWS D1.1 2015 AWS D1.1. 2015 LP1-TKC-10XXX-C-C1DRD-0002

3.5

Frequency

I

W

W

NDE Report

If appoval DWG not mention: PT,MT: 20% each weld length or UT: 100% each weld length

100%

I

H

W

LP1-UMA-S-007

which is more stringent

AWS D1.1

4. Erection Inspection 4.1

Overall Dimensional Inspection (1) Column Base Plate Alignment & Positioning

AISC 303

Survey

(2) Column Base Plate Elevation

AISC 303

Survey

Approved Drawing

100%

I

H

W

LP1-UMA-S-007

(3) Plumbness

AISC 303

Survey

H/500 but not over 25mm

100%

I

H

W

LP1-UMA-S-007

(4) Elevation beam for equipment  base (EOT crane or others)

Survey

±10mm/ Approved Drawing

100%

I

H

W

LP1-UMA-S-007A

(5) Location for equipment  base (EOT crane or others)

Survey

Approved Drawing

I

H

W

Survey Report

(6) Grouting 5. Grating Fasteners Installation

100%

±5mm/ Approved Drawing

which is more stringent

Refer to ITP for Non-shrink   grout works No. LP1-PTSC10XXX-C-G1-ITP-0003   10XXX-C-G1-ITP-0003 100%

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LONG PHU 1 THERMAL POWER PLANT PROJECT INSPECTION AND TEST PLAN FOR STEEL STRUCTURE ERECTION (PHB&CECB)  

No.

Inspection / Testing Item

Reference documents

5.1

Material Inspection

Manufacturer's Standard Drawing

5.2

Number of fastener

Approved Drawing

5.3

Location of fastener

Approved Drawing

Method of inspection/ testing

Visual Examination

Acceptance criteria

Frequency

Level of inspection PM/ LP1PP/ PTSC PMC

Subcon

Record

Visual no damage

100%

I

H

W

LP1-UMA-S-008

As per Drawing

100%

I

H

W

LP1-UMA-S-008

I

H

W

LP1-UMA-S-008

As per Drawing

6. Final Visual Check (W/Touch-up Painting)

Remarks

100%

6.1

Verification of materials

6.2

Surface Preparation

LP1‐TKC‐10XXX‐M‐G1‐S PC‐2022

Visual examination

ISO 8501 SSPC SP11

Measuring

As per Specification

100%

I

H

W

LP1-PA-001

- Blast cleaning: Sa 2.5 - Power tool cleaning: As per

100%

I

H

W

LP1-PA-001

100%

I

H

W

LP1-PA-001 LP1-PA-002

I

H

W

LP1-PA-001

SSPC SP11

6.3

Total dry film thickness

6.4

Finished application

LP1‐TKC‐10XXX‐M‐ G1‐SPC‐2022 SSPC PA2 ISO 12944-5

Measuring

LP1‐TKC‐10XXX‐M‐G1‐S PC‐2022 LP1-TKC-10XXX-C-C1DRD-0002

Visual examination

As per painting specification

Coats of paint shall be uniformly applied without sags, runs, spots, damage or contamination

7. Wall and Roof Cladding Installation

7.1

7.2

8

100%

Wall claddig installation and Inspection

-Vendor Documents - Approval Drawing

Visual Examination

- Side laps and wall panel fastened , properly fixed and placed. -Closeure/ Flashing/penetation as  per approed drawing. Gaps seal properly

100%

I

H

W

LP1-UMA-S-009

- Side laps and wall panel fastened , properly fixed and placed. - Installation of gutter and downspout and accessories -Closeure/ Flashing/penetation as  per approed drawing. Gaps seal properly

100%

I

H

W

LP1-UMA-S-009

I

H

W

LP1-UMA-S-010

Roof cladding Installation

-Vendor Documents - Approval Drawing

Visual Examination

Final Inspection

- Approval Drawing

Visual examination

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