Draughts Person

NATIONAL COMPETENCY STANDARDS for 

DRAUGHTSPERSON (Competency Standards Code: D45S007)

National Apprentice & Industrial Training Authority 971 Sri Jayawardenepura Mawatha Welikada Rajagiriya

Ministry of Vocational and Technical Training

ACKNOWLEDGEMENT

Overall Direction Mr.Amal Senalankadhikara Dr.T.A.Piyasiri

Director Gene eneral, Tert ertiary & Vocational Education Co Commission.

Mr. Hector Hector Hamachandr Hamachandra a

Project Project Director Director,, Technical Technical Education Education Developme Development nt Project Project

Technical Support

Chairman, National Apprentice & Industrial Training Authority.

Name

Address

Mr. Sunil unil Pull ullaper aperum uma a

Senio eniorr Vice ice Pres Presiident dent,, Ins Institut itute e of Draf Drafti ting ng Technologists - Sri Lanka

Mr. Kirthi Jayalath

Vice President ,Institute of Technologists - Sri Lanka

Mrs.A.A.D.P.Kumari Mrs.A.A.D.P.Kumari Peris

Draughtsman(CI-1) Department of Buildings

Mr.M.Ajantha I Dias

Managing Director, ADS Drafting company

Mr.Jasinghe Priyani

Maga Enginineering (pvt) Ltd Ltd

Mr.R.G.Aranolishamy

Senior Instructor(Building trades)DTET

Mr.P Mr.P.A .A.D .D.R .R.C .Cha handr ndras asir irii

Engi Engine neer er,C ,Cen entr tral al Engi Engine neer erin ing g Con Consul sulta tanc ncy y Bureau

Mr.S.H.U.de Si Silva

Deputy Di Director(Land En Environment & Social) Road Development Authority

Mr.D.Hettiarchchi

Deputy Director (Environment & Landscape) Urban Development Authority

Mr. S.H.J. de Silva

Contractors Associati ation,Wes Western Province Branch,National Contractors 'Association of Sri Lanka

Mr.H Mr.H.D .D.C .Cha hand ndra rase sena na

Chai Chairm rman an,C ,Cos ostt Cons Consul ulta tanc ncy y Serv Servic ices es (pvt (pvt)L )Ltd td..

Mr.H.S.Jayasena

Lecturer and Industrial Training Co Co-ordinator, Department of Building Economics, University of  Moratuwa Projec Projectt Co-ord Co-ordina inatin ting g Manager Manager Depar Departme tment nt of  Technical Education and Training,JDCOT Training,JDCOT Project

Mr.K. Mr.K.D. D.W.Go W.Goone onewa warde rdena na

Mrs. Mrs. G.H. G.H.R. R.S. S.E. E.Si Silv lva a

Dist Distri rict ct Facto actory ry Insp Inspec ecti ting ng Engi Engine neer er Buil Buildi ding ng Maintenance Division ,Department of Labour 

Ms S.R.M. S.R.M.P.S P.Sene enevi virat rathna hna

Asst.L Asst.Lect ecture urer-U r-UNI NIVOT VOTEC EC

Dr.L.Ekanayake

Senior Lecturer-University of Moratuwa

Mr.P.N.K.Dias

Assistant Di Director (C (Curriculum De Development),National  Apprentice & Industrial Industrial Training Authority

Mrs M.P. Theja Malkanthi

Coordinating Officer, National Apprentice & Industrial Training Authority

2

ACKNOWLEDGEMENT

Overall Direction Mr.Amal Senalankadhikara Dr.T.A.Piyasiri

Director Gene eneral, Tert ertiary & Vocational Education Co Commission.

Mr. Hector Hector Hamachandr Hamachandra a

Project Project Director Director,, Technical Technical Education Education Developme Development nt Project Project

Technical Support

Chairman, National Apprentice & Industrial Training Authority.

Name

Address

Mr. Sunil unil Pull ullaper aperum uma a

Senio eniorr Vice ice Pres Presiident dent,, Ins Institut itute e of Draf Drafti ting ng Technologists - Sri Lanka

Mr. Kirthi Jayalath

Vice President ,Institute of Technologists - Sri Lanka

Mrs.A.A.D.P.Kumari Mrs.A.A.D.P.Kumari Peris

Draughtsman(CI-1) Department of Buildings

Mr.M.Ajantha I Dias

Managing Director, ADS Drafting company

Mr.Jasinghe Priyani

Maga Enginineering (pvt) Ltd Ltd

Mr.R.G.Aranolishamy

Senior Instructor(Building trades)DTET

Mr.P Mr.P.A .A.D .D.R .R.C .Cha handr ndras asir irii

Engi Engine neer er,C ,Cen entr tral al Engi Engine neer erin ing g Con Consul sulta tanc ncy y Bureau

Mr.S.H.U.de Si Silva

Deputy Di Director(Land En Environment & Social) Road Development Authority

Mr.D.Hettiarchchi

Deputy Director (Environment & Landscape) Urban Development Authority

Mr. S.H.J. de Silva

Contractors Associati ation,Wes Western Province Branch,National Contractors 'Association of Sri Lanka

Mr.H Mr.H.D .D.C .Cha hand ndra rase sena na

Chai Chairm rman an,C ,Cos ostt Cons Consul ulta tanc ncy y Serv Servic ices es (pvt (pvt)L )Ltd td..

Mr.H.S.Jayasena

Lecturer and Industrial Training Co Co-ordinator, Department of Building Economics, University of  Moratuwa Projec Projectt Co-ord Co-ordina inatin ting g Manager Manager Depar Departme tment nt of  Technical Education and Training,JDCOT Training,JDCOT Project

Mr.K. Mr.K.D. D.W.Go W.Goone onewa warde rdena na

Mrs. Mrs. G.H. G.H.R. R.S. S.E. E.Si Silv lva a

Dist Distri rict ct Facto actory ry Insp Inspec ecti ting ng Engi Engine neer er Buil Buildi ding ng Maintenance Division ,Department of Labour 

Ms S.R.M. S.R.M.P.S P.Sene enevi virat rathna hna

Asst.L Asst.Lect ecture urer-U r-UNI NIVOT VOTEC EC

Dr.L.Ekanayake

Senior Lecturer-University of Moratuwa

Mr.P.N.K.Dias

Assistant Di Director (C (Curriculum De Development),National  Apprentice & Industrial Industrial Training Authority

Mrs M.P. Theja Malkanthi

Coordinating Officer, National Apprentice & Industrial Training Authority

2

Facilitator 

Mr.T.P.K.Perera-Assistant Mr.T.P.K.Perera-Assistant Director (TT & TR) –NAITA

Consultant

Mr.M.S.Nanayakkara-TEDP

NATIONAL COMPETENCY STANDARDS for DRAUGHTSPERSON (Competency Standards Code: F45S007)

(Validated) Unit No.

Lists of Units

Unit

Page/s

Level F45S007 U01 F45S007 U02 F45S007 U03 F45S007 U04 F45S007 U05 F45S007 U06 F45S007 U07

Perform surveying and leveling activities

04

2 - 7

Make computer aided drawings

03

Perform drawin wing office activities

03

11 - 13

Assist in taking off quantities

04

14 - 16

Draw construction wor working drawin wings

04

17 - 23

Prepare drawings for specialized fields

04

24 – 29

Perform communication activities

03

30 - 32

8 - 10

Packaging for National Vocational Qualifications (NVQ)

National certificate certificate at NVQ level 3 in the occupation of Draughtsperson will be awarded those who are competent competent in units 2+3+7 - F45S007Q1L3 National certificate certificate at NVQ level 4 in the occupation of Draughtsperson will be awarded those who are competent competent in units 2+3+4+5+6+7- F45S007Q2L4 Record of achievement achievement will be awarded those who are competent in unit 01

3

UNIT UNIT TITLE TITLE

PERF PERFOR ORM M SUR SURVE VEYIN YING G AND AND LE LEVE VELI LING NG ACTI ACTIVI VITIE TIES S

This unit covers the competencies required to assist surveying and leveling DESCRIPTOR  operations and prepare longitudinal and cross sectional drawings while ensuring personal, others and equipment safety. CODE

F45S007U01 ELEMENTS OF COMPETENCE

1. Assist in setting out  buildings/ structures

PERFORMANCE CRITERIA

1.1 Relevant lines of building / structure sketched in a field book with required dimensions / linear  measurements, or drawn as a setting out working drawing as per the given building plan/ working drawing 1.2 Assistanc Assistancee provided in establish establishing ing relevant relevant lines of building / structure according to the setting out plan, using instruments or geometrical methods 1.3 All right right angle joints joints of the building building or structur structuree set out applying geometrical methods such as the Pythagoras theorem /or by instruments 1.4 Assistanc Assistancee provided provided in establishin establishing g curves or  other oblique shapes as per the given reference points and dimensions, using instruments or geometrical methods 1.5 Accuracy Accuracy of rectangu rectangular lar or square square shaped shaped structures checked using diagonal method and ensured the tolerance of the error of diagonal d iagonal length difference within the recommended norm 1.6 Accuracy Accuracy of linear linear measuremen measurements ts checked checked keeping the error within the tolerance of the recommended

4

norm 1.7Accuracy of curves, circles and other oblique shapes drawn, and checked as per the given reference points and dimensions in the setting out working drawing

2.Assist and establish levels using leveling instruments

2.1Levels taken as per the instructions given by the authorized person using standard leveling instruments with required accuracy 2.2Levels established according to the details given in the setting out plan or instructions given by the authorized  person following standard operating procedures 2.3Levels recorded in a surveying and leveling standard field book following rise and fall method or height of  collimation method 2.4Levels at stations calculated using rise and fall method or collimation method with respect to a given datum as  per given instructions by the authorized person.

3.Take off field measurements/ as  built measurements

3.1 Field measurements taken accurately within the tolerance limits 3.2All measurements gathered from the field, recorded in a field book, as per the standard method used

4. Prepare Longitudinal and Cross sectional. drawings

5. Measure extent of survey plan and area of cross sections

4.1 Longitudinal and cross sectional drawings drawn according to the horizontal and vertical scales ,grades checked and based on calculated reduced levels given  by the authorized person following standard drawing methods. 5.1 Extent of a given survey plan or area of cross section/s of longitudinal sections and cross sectional drawing measured within tolerance limits 5.2 Extent of a survey plan or cross section measured as per the drawing scale, using standard planimeter or  graphical method or drafting software

RANGE STATEMENT:

Context and conditions under which elements in this unit will be performed

5

Work associated with element no 01 of this unit may be performed in the field using instruments such as theodolite or similar instruments or builders square or using different geometrical techniques Work associated with element no. 02 of this unit, may be performed in the field using different leveling instruments such as dumpy level, engineer’s level or tilting level, and other relevant methods or techniques. The field may have varying ground conditions such as rolling mountain terrains, flat lands, a nd or in/on different related to civil engineering structures. Work associated with elements 4 and 5 of this unit may take place in a drawing office or in a site office or any other place where drawing instruments and facilities are available ELABORATION OF TERMS

Relevant lines, may include building line, road centre line, base line, centre line and excavation lines

Building line - a reference line established with respect to the boundary line or outline of an adjacent structure or centre line of an existing road Road centre line - a reference line which connects the centre points of the width of a road along the road Base line -a reference line which is considered as an arbitrary line for the purpose o f setting out Excavation lines - reference lines established to indicate the area or boundaries where excavations are required to be done for constructions such as foundation of structure, man holes and ducts, drains for underground transmission and power lines and pipe lines Centre lines of building/ structure - reference lines which connec t centre points of the foundation/s or a structure to establish different out lines.

Instructions may include information about the points / stations where levels are to be taken and the required accuracy Standard leveling instruments may include instruments such as Dumpy level, Engineer’s level or Tilting level used to take/ establish levels to required accuracy Datum refers to a reference station where the value of the level is known relative to the Mean Sea Level or Country National Reference Level. Sometimes datum may be an arbitrary selected reference station for the particular leveling activity Field measurements refers to all linear and angular measurements taken with reference to a given plane or planes

6

Tolerance limits : As per the recommended tolerance limits Longitudinal and cross sectional drawings may consist of cross sections, longitudinal sections including chainages, levels, grades, datum line, scales, profile of existing / proposed / as built surfaces with relevant titles and notes Standard drawing methods Common standard components of a drawing may include, title panel, Information panel, key, orientation, out lines and may vary from organization to organization Title panel may consist of job title, institute emblem, job no, drawing title, drawing reference number, major scale and sub scales, date drawn, and by whom the plan designed, drawn, checked and approved. Information panel may consist of notes, revision scheduled date, nature of the revision, revision reference number, person who approved with date Line types may include dotted line, hidden lines, centre lines, and continuous lines Views may vary as per the type of view such as isometric view, perspective view, parallel view,  bird’s eye view and worm’s eye view. Highlighting of important areas of a drawing may indicate using hatching, rendering, coloring, and decorating as per type of materials or context. TOOLS, EQUIPMENT AND MATERIALS AND DOCUMENTS USED IN THIS UNIT: • • • • • • • • • • • • • • • • •

Drawing Board Drawing Table T-Ruler  Pencils (2B, HB, 2H etc…) Engineering Drawing Instruments Calculator  Sketch Book  Transit Theodolite Dumpy Level or Engineering Level Planimeter  Measuring tape (steel or fiber) Builders square Relevant pegs  Nylon thread spool  Nails Marking pen (Permanent) Hammer 

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• • • • • • • • • • • • • • •

Leveling staff (Metric or Imperial) Drawing papers Setsquares Metric/ imperial scales Eraser  Computer with CAD software Sand paper (Nos 400) Pencil sharpener  Drawing clips Concrete Surveying and leveling field book  Personal Protective Equipments Chain Ranging poles Pins

The following documents may be used in this unit :

User manuals issued by Manufacturer for each of the following • • • • •

Dumpy level Engineer’s level Tilting level Transit Theodolite Planimeter 

The performances of this unit are expected to be carried out to the following standards: The use of instruments, setting out activities, should comply with accepted norms and standards used in construction industry.

ASSESMENT GUIDE

The candidate will be provided with all tools, equipment, materials and documentation required as out lined with this unit Candidate will be provided with assessment activities/ situations limiting to the elements of competencies mentioned in this unit.

Forms of assessment

Continuous assessment and holistic assessment Assessment context

This unit may be assessed on the job demonstrated by an individual working alone

8

Critical aspects

Assessment must confirm the candidate’s ability to: •

• •

Adhere to allowable tolerances, procedures an d standards related to the construction and surveying field Adhere to the standard of drawing office practices when preparing drawings Adhere to standard formats and calculation procedures

Assessment conditions

The candidate will have access to: All tools, equipment, materials and documentation required The candidate will be permitted to refer to the following documents:

Relevant manufacture’s user manuals issued with the instrument The candidate will be required to

Orally, or by other methods of communication, answer questions asked by the assessor. Identify superiors who can be approached for the collection of competency evidence where appropriate. Present evidence of credit for any off-job training related to this unit. Assessors must be satisfied that the candidate can competently a nd consistently perform all elements of the unit as specified by the criteria, and that he/she possess the required underpinning knowledge. During assessment, the individual will: Demonstrate safe-working practices at all times: • Communicate information about processes, events or tasks being undertaken to ensure a • safe and efficient working environment: Take responsibility for the quality of their own work; • Plan tasks in all situations and review task requirements as appropriate; • Perform all tasks in accordance with standard procedures; • Perform all tasks to specification and within allowable accuracy • Use accepted engineering techniques, practices, processes and organizational procedures • Task involved will be completed within reasonab le timeframes relating to typical workplace activities Resources required for assessment: All the tools, instruments, equipment, software, materials and documents listed above

9

• • • •

•

UNDERPINNING KNOWLEDGE • Introduction to chain surveying • Tools, instruments and types of measuring tapes used in chain surveying • Introduction to plane table survey and instruments and tools used for the survey. • Linear and angular measurements, allowable accuracy and error corrections in surveying and leveling • Measuring sloping distances using tapes and  band using stepping method or using Clinometers • Definition of following terms Offsets and Ties Cartesian coordinates Polar – coordinates Accuracy and Precision • Types of errors, that come across in surveying and leveling • Types of instruments used for surveying and leveling • Basic structure of theodolite • Storing and handling of survey instruments • Bearings, whole circle bearings and coordinates. • Calculation of co-ordinates “Dumpy Level” • Introduction to, “Engineers Level” and different Leveling Staffs • “Datum, Bench Mark, Temporary B.M,  National Bench Mark, Mean Sea Level” and guidance to find these locations from a survey plan/ construction plan • Definition of following terms, their  importance and use in leveling Control points, Back sight, Foresight and Intermediate sight, Line of collimation, Leveling staff and types,Change point • “Rise and Fall method” and “Collimation method” • Method of leveling trenches, both horizontal and at a gradient • Importance of considering orientation and levels, in setting out a building

UNDERPINNING SKILLS

10

•

Drawing interpretation skills

•

Planning skills

•

Decision making skills

•

Mathematical skills to solve algebraic sums and equations, trigonometric functions, and co-ordinate geometry problems

•

Skills in taking linear measurement using standard tapes

•

Skills in the use of “Chain” to take linear  measurements

•

Skills in taking angular measurements using survey instruments such as basic theodolite

•

Skills in setting up of survey instruments (Theodolite, Plane table)

•

Skills in setting of "Dumpy Level" and “Engineers Level”

Geometrical constructions and principles applied in setting out activities • Methods used to find the area of a plotted  plan • Use of planimeter and different types of   planimeters • Use of Personal Protective Equipment •

11

UNIT TITLE

MAKE COMPUTER AIDED DRAWINGS

DESCRIPTOR 

This unit covers the competencies required to draw/plot computer aided drawings of  two Dimensional drawings using computer drafting tools while ensuring  personal, others and equipment safety. F45S007U02

UNIT CODE

ELEMENTS OF COMPETENCE

1. Draw two dimensional drawings

PERFORMANCE CRITERIA

1.1 Two dimensional drawings drawn according to the standard formats and practices, as per the instructions given by an authorized person 1.2 Computer drafting tools used for making drawings as per the instructions in drafting software manual

2. Plot two dimensional drawings

2.1 Due consideration given to setting of pen assignments, line types, line weights, line colour and scales relevant to the drawing criteria 2.2 Two dimensional drawings plotted after preparation of   plot area adjusting plotter/ printer as per the standard drawing sheet

RANGE STATEMENT: Context and condition under which work will be performed

Work associated in this unit may take place in a drawing office or in a site office or any other place where computer facilities and relevant drawing software are available Two Dimensional drawings may consist of all components relevant to the type of drawing drawn with reference to X-and Y Cartesian coordinates on XY plane TOOLS, EQUIPMENT AND MATERIALS AND DOCUMENTS USED IN THIS UNIT: • • •

Computer  Plotter/ Printer  Printing papers 12

• • • • • •

Computer drafting software Pen drives, diskettes Blank CDs User manual of Computer aided software User manual of Plotter or printer  Sketches and information related to drawing/s

13

The performances of this unit are expected to be carried out to the following standards: The work associated with this unit ma y conform to the standard drafting practices when selecting line thickness and drawing size The work associated with this unit ma y conform to the organizational standard practices in selecting line colours, dimensioning styles, letter type, and drawing format .

ASSESSMENT GUIDE

The candidate will be provided with all tools, equipment, materials and documentation required as out lined in this unit’ Candidate will be provided with assessment activities/ situations limiting to the elements of  competencies mentioned in this unit. Forms of assessment

Continuous assessment and holistic assessment Assessment context

This unit may be assessed on the job demonstrated by individual, working alone Critical aspects

Assessment must confirm the candidate’s ability to adhere to: •

Specifications and standards related to the draughtsman practices

•

Instructions given for the plotter or printer 

•

Standard line thickness, type, colour and standard symbols

Assessment conditions

The candidate will have access to: All tools, equipment, materials and documentation required The candidate will be permitted to refer to the following documents: • •

User manual of Plotter or printer  Details of information and sketches related to drawings

The candidate will be required to •

Orally, or by other methods of communication, answer questions asked by the assessor. 14

•

Identify superiors who can be approached for the collection of competency evidence where appropriate.

•

Present evidence of credit for any off-job training related to this unit.

•

Assessors must be satisfied that the candidate can competently and consistently perform all elements of the unit as specified by the criteria, and that he/she possess the required underpinning knowledge.

Resources required for assessment:

Computer with CAD software, sketches, materials and documents listed above.

During assessment, the individual will • • • • •

Demonstrate standard use of computer aided software Take responsibility for the quality of their own work; Plan tasks in all situations and review task requirements as appropriate; Perform all tasks in accordance with standards of draughtsman practices Demonstrate safe working practices

Task involved will be completed within reasonab le timeframes relating to typical workplace activities

UNDERPINNING KNOWLEDGE

UNDERPINNING SKILLS

•

Basic concepts and functions of a computer 

•

Mathematical skills

•

Computer systems - Introduction

•

English language skills

•

Defining the following terms,

•

Computer literacy skills

“Data”, “Programme”, “Hardware”, “Software” •

Main categories of software in a computer  system such as operating and application software

•

Software available for Computer Aided Draughting (CAD)

•

Importance of CAD package in processing working drawings, for engineering purposes

•

Introduction to two dimensional and three dimensional drawings

•

•

15

Skills in making drawings using geometrical constructions Skills in isometric drawings

•

•

•

Saving and plotting of drawings Introduction to hardware components of a computer such as hard drive, Random Access Memory(RAM), Read Only memory(ROM), Input and Output devices, processor, Power  unit, cooling system. Different input/ output  ports, and other external devices required to  produce drawings such as plotters and printers Knowledge of safety

16

UNIT TITLE

PERFORM DRAWING OFFICE ACTIVITIES

DESCRIPTOR 

This unit covers the competencies required to be performed drawing office activities while ensuring personal, others and equipment safety.

CODE

F45S007U03 ELEMENTS OF COMPETENCE

PERFORMANCE CRITERIA

1.Use drawing office instruments and equipment

1.1 Drawing office instruments and equipment used according to instructions in user manuals to draw relevant geometrical profiles and furnish lettering and scaling

2.Maintain drawing office instruments and equipment

2.1 Drawing office instruments and equipment maintained according to the user manuals of specific drawing office instruments and equipment 2.2 Maintenance of equipment carried out as per  standard maintenance practices relevant to drawing office when relevant user manuals are not available

3.Assist to maintain drawing register 

3.1 Drawing register maintained as per the instructions given by authorized person

4.Store drawings

4.1 Drawings stored according to the standard practices used in the drawing office or site office and as per the instructions given by the authorized person

RANGE STATEMENT: Context and condition under which work will be performed Work associated with this unit may take place in a drawing office or in a site office •

Drawing office Instruments and Equipment may include all kinds of drawing boards & T rulers, inking pens, set squares, scales, stencils, flexible curve, computer, blue printers and plotters, drawing table. Drawing Board P encils (2B, HB, 2H etc…), Engineering Drawing Instruments, Calculator, Sketch Book, Transit Theodolite , Dumpy Level or  Engineering Level, Planimeter, Measuring tape (steel or fiber, Builders square, Relevant pegs, Nylon thread spool , Nails Marking pen (Permanent), Hammer, Leveling staff (Metric or Imperial), Drawing papers, Setsquares Metric/ imperial scales, Eraser, Computer with CAD software, Sand paper (Nos 400), Pencil sharpener, Drawing clips, Concrete, Surveying and leveling field book, Personal Protective , equipments, Chain, Ranging poles, Pins.

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Standard practices refer to standards/methods mentioned in drawing office manual dev eloped by Royal Institute of British Architects & Royal Institute of Charted Surveyors or specific system used/practiced by the organization concerned TOOLS, EQUIPMENT AND MATERIALS AND DOCUMENTS USED IN THIS UNIT: • • • •

• •

Computer  Drawing register  Drawings storing racks or cupboards Drawing office instruments such as drawing boards, stencils, setsquares, inking pens,  plotters or printers, flexible curve and French curves etc. Instrument box of Compasses and dividers with extension bars Ink bottles

The following documents may be used in this unit : User manuals or instructional documents related to drawing instruments The performances of this unit are expected to be carried out to the following standards: Standard practices followed by organizations/ associations dealing with preparing of construction drawings such as architectural firms, engineering firms etc..

ASSESMENT GUIDE

The candidate will be provided with all tools, equipment, materials and documentation required as out lined with this unit Candidate will be provided with assessment activities/ situations limiting to the elements of  competencies mentioned in this unit. Forms of assessment

Continuous assessment and holistic assessment Assessment context

This unit may be assessed on the job or prototype simulated situation, demonstrated by individual, working alone Critical aspects

Assessment must confirm the candidate’s ability to: •

Use drawing instruments according to the standard practice

•

Maintain instruments as per standard practice of the organization

•

Follow standard stores procedures as relevant to the organization concerned

18

Assessment conditions

The candidate will have access to: All tools, materials and documentation required The candidate will be permitted to refer to the following documents: •

User manuals or instructional documents related to drawing instruments

The candidate will be required to •

Orally, or by other methods of communication, answer questions asked by the assessor.

•

Identify superiors who can be approached for the collection of competency evidence where appropriate.

•

Present evidence of credit for any off-job training related to this unit.

•

Assessors must be satisfied that the candidate can competently and consistently perform all elements of the unit as specified by the criteria, and that he/she possess the required underpinning knowledge.

19

During assessment, the individual will: • • •

•

Take responsibility for the quality of their own work; Perform all tasks to specification or as per standard or organizational procedures Task involved will be completed within reasonable timeframes relating to typical workplace activities Demonstrate safe working practices at all times.

Resources required for assessment:

All the tools, materials and documents listed under sub headings of the range statement of this unit.

UNDERPINNING KNOWLEDGE •

•

UNDERPINNING SKILLS

Introduction to drawing office environment

•

Computer literacy skills

and hierarchy of drawing office staff 

•

Use calculators

including the position of a Draughtsperson

•

Basic mathematical skills

•

Communication skills

•

Team work skills

Different instruments and equipment used in a drawing office with special reference to specific use/s of each

•

Guidelines and procedures for maintaining drawing office instruments and equipment.

•

Format of drawing office register 

•

Advantages of maintaining a drawing office registers

•

Standard numbering formats used in drawings in the construction industry

•

Method/s of handling and storing drawings

•

Safety procedures

20

UNIT TITLE

ASSIST IN TAKING OFF QUANTITES

This unit covers the competencies required to take off quantities of low rise DESCRIPTOR  category buildings, earth work of canals and roads, prepare abstract sheets and assist in other relevant activities CODE

F45S007U04

ELEMENTS OF COMPETENCE

PERFORMANCE CRITERIA

1. Take off quantities of low rise category buildings

1.1 Quantities of low rise category buildings take off as per Sri Lanka standards 573-(1999 revision) 1.2 All measurements and descriptions recorded in standard TDS (Timing, Dimensioning Squaring) format according to recommended standards

2. Take off quantities of earth work  of canals and roads

2.1 2.1 Quantities of earth work taken off as recommended 2.2

standards

2.2 All measurements and descriptions recorded in standard TDS (Timing, Dimensioning, Squaring) format recommended standards.

3. Prepare abstract sheet

3.1 Abstract sheet for low rise category buildings  prepared as per Sri Lanka standard 573-(1999) and formatted as per Stationery for quantity surveying standards as per recommended standers 3.2 .Abstract sheet for earth work of canals and roads  prepared as per recommended standards

4. Assist to prepare descriptions, specifications and details of  construction items in trades

4.1 Descriptions, specifications and details of  construction items prepared as per Sri Lankan standard 573-(1999 revision ) and instructions given  by the authorized person 4.2 Descriptions, specifications and details of  construction

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items prepared as per recommended standards RANGE STATEMENT: Context and conditions under which work will be performed

Work associated with this unit may take place in a drawing office or in a site office or any other place where activities performed relates to preparation or taking off quantities. Low rise category buildings refers to a single/two storied building having less than 280 square meters in floor area. All measurements may include length, width. depth / height thickness radius/ diameter and angles Descriptions refers to details of construction activity such as category or trades, specification, dimensions, quality of materials, proportion of mixtures, finishing details and preambles and method of construction The following Operations/ Tasks are included in this unit: • • •

Take off linear and angular measurements in the field Sketch drawings to prepare as built drawings Assist to prepare specifications and details of items or construction activity

TOOLS, EQUIPMENT AND MATERIALS AND DOCUMENTS USED IN THIS UNIT: • • • • • • • • •

Stationery Scales Setsquares Measuring tapes Planimeters Calculators or computers with special software programs for preparation of bills Printer  Standard Abstract sheets Standard T.D.S. sheets

The performance of this unit is expected to be carried out to the following standards: Standard practices as mentioned in the SLS 573-1999 and revision.

ASSESSMENT GUIDE

The candidate will be provided with all tools, equipment, materials and documentation required as out lined with this unit Candidate will be provided with assessment activities/ situations limiting to the elements of  competencies mentioned in this unit. Forms of assessment

22

Continuous assessment and holistic assessment Assessment context This unit may be assessed on the job demonstrated by individual, working alone or working with the assistance of subordinate and superior’s instructions. Critical aspects

Assessment must confirm the candidate’s ability to: Conform to the specifications and standards specified in the SLS 573-(1999 revision) taking off  • quantities Check readability and legibility of the document • Use standard TDS formats, abstract formats • Arithmetical accuracy of all calculations done • Assessment conditions

The candidate will have access to: All tools, equipment, materials and documentation required The candidate will be permitted to refer to the following documents: Document of SLS 573-1999 and other relevant standards • Standard Abstract sheets • Standard T.D.S. sheets •

The candidate will be required to

Orally, or by other methods of communication, answer questions asked by the assessor. Identify superiors who can be approached for the collection of competency evidence where appropriate. Present evidence of credit for any off-job training related to this unit. Assessors must be satisfied that the candidate can competently and consistently perform all elements of the unit as specified by the criteria, and that he/she possess the required und erpinning knowledge.During assessment, the individual will : 

Take responsibility for the quality of their own work;



Plan tasks in all situations and review task requirements as appropriate;

•

• •

Perform all tasks in accordance with standard procedu res using standard formats and documents; Perform all tasks to specification or standard procedures Use accepted engineering and quantity surveying techniques,

Task involved will be completed within reasonable timeframes relating to typical workplace activities

23

Resources required for assessment:

All the tools, instruments, equipment, software, materials and documents listed under sub headings of the range statement of this unit.

UNDERPINNING KNOWLEDGE •

• •

•

Taking measurements from working/ construction drawings or from actual construction / fabrication in the field/ workshop Taking-off measurements Units used for quantities as per Sri Lanka Standard 573 (1999 revision ). Use of different measuring tools/ equipment such as scales, planimeter 

•

Introduction to Bills of Quantities

•

Introduction to B.S. R or H.S. R. and their  use

•

Guidance to use following documents

UNDERPINNING SKILLS •

Mathematical skills

•

Linear and angular Measuring skills

•

Calculator operating skills

•

Ability to use Planimeter 

•

Ability to use imperial and Metric scales

•

English Language skills

•

Computer literacy

(I) SLS 573-1999 revision •

Standard methods of taking off  quantities from field measurements or  construction drawings

•

Introduction to Tender procedures and definitions of standard terminology used in tenders and related documents and tender  conditions

•

Guidelines to prepare specifications, descriptions, detailing and grouping of  construction activities

TITLE

DRAW CONSTRUCTION WORKING DRAWINGS

24

DESCRIPTOR 

CODE

This unit covers the competencies required to draw construction working drawings for low-rise category buildings while ensuring personal, others and equipment safety. F45S007U05

25

ELEMENTS OF COMPETENCE

1.

Draw site layout drawings

PERFORMANCE CRITERIA 1.1.Site layout drawing drawn, as per the given details or  gathered data or the instructions given by the authorized person, incorporating all essential components and other details as per standard practice 1.2. Standard symbols, hatch patterns and colouring (if  necessary) included in site layout drawing

2.

Draw setting out drawings

2.1 Setting out drawings drawn indicating essential features as per the instructions given by the authorized person 2.2 Reference lines with required dimensions, levels or  coordinates indicated in setting out drawing as required 2.3 Other components too indicated in the setting out drawing

3.

Draw excavation and earth work support drawings

3.1. Excavation and earth work support drawings drawn incorporating essential components as per the instructions given by the authorized person 3.2. Timbering and shoring details of  excavated areas indicated in drawings in to a scale with dimensions as per the instruction given by the authorized person 3.3. Excavation and earth work support drawing drawn using standard symbols, hatch  patterns and colouring (if necessary)

4.Draw foundation detail drawings

4.1. Foundation detail drawing drawn to scale/s on a standard drawing format as per the instruction given  by the authorized person 4.2 Foundation detail drawing drawn using standard symbols, hatch patterns and colouring (if necessary)

5.Draw general arrangement drawings

5.1. General arrangement drawing drawn to scale/s on a standard drawing format using standard symbols and hatch patterns as per the instructions given by the authorized person

26

6..Draw structural detail drawings in lowrise category building

6.1. Detailed RCC drawings drawn, numbered, symbolized dimensioned as per the instructions given  by the structural designer  6.2 Detailed timber structures drawings drawn indicating details as per the instructions given by the authorized  person

7.Draw council drawings for low-rise category buildings

7.1. Council drawings drawn incorporating all necessary components using standard abbreviations and symbols as per a scale to meet the requirements of the local authority concerned

8.Draw roof detail drawings

Roof detail drawings drawn to scale/s 8.1. incorporating all essential details as per the instructions given by the authorized person

9.Draw door and window detail drawings

Door and window detail drawing drawn 9.1. as per the instructions given by the authorized person in cooperating essential components

10.Draw partitioning drawings

10.1. Partitioning Drawings drawn to scale/s as per the instructions given by the authorized person

11.Draw architectural detailed drawings

11.1. Architectural detailed drawings drawn up as per the instruction given

12. Draw water supply, storm water  and

12.1 Water supply , storm water disposal and sewerage

drainage drawings

drawings

 produced as per the instructions given by the authorized person, adhering to SLS / ISO (standards)

RANGE STATEMENT: Context and condition under which work will be performed

27

Work associated to this unit may take place in a drawing office or in a site office Elaboration of terms

Essential components in site layout drawings may include enlarged survey plan, scales, dimensions and co-ordinates as required, legend, North point, contours, levels, existing and proposed all infrastructures and buildings with relevant titles Other details may include Title panel, information panel, key plan, special notes and border lines too included in the site layout drawing.

Setting out drawings may consist of grids/. Axis/ levels and outer lines of major work (foundation, excavation, brick work, drains,) reference to the plan view of the proposed structure, reference lines (building line, road centre line) and centre lines in to a scale with required dimensions in to a scale. Other components may include, title panel, information panel, key plan, special notes and border  lines Excavation and earthwork support drawings may consist of contour plan, proposed structural layout plan, sectional views of proposed excavation and earth work support details such as width, length, depth, slope, levels, and profile in a scale with necessary dimensions and other components such as title panel, information panel, key plan, special notes and border lines Foundation detail drawing may consist of foundation layout of the proposed structure, cross sections and details of foundation/s, levels and drops, dimensions, in to scale/s and structural details

Foundation detail drawing should indicate legends, title panel, information panel, key plan, special notes and border lines General arrangement drawings may consist of layout/ elevations and/ or sections of the superstructure, levels and drops, dimensions, usage/ title of areas, openings, standard symbols and line types, sectioning lines to scale/s. Detailed RCC drawings Reinforced cement concrete may consist of details of RCC structural members foundation, foot yards, column, beam, slabs and staircase on the bar schedule with necessary cross sections, grid lines, centre lines and location /position of structures having similar reinforcement layout details Detailed timber structural drawings may consists of layout of timber members of the structure, cross sections, joining details, basic dimensions, grids, scale, timber sizes and lengths, spacing of  timber members and fixing details. Council drawings may be for a proposed new building or proposed additions and alterations / renovations of an existing building to obtain the development permit for construction Components of the council drawing may include plan, front elevation, left and/ or right elevations, sections with heights and sections to show different floor levels as where applicable including section line with appropriate titles, room names, dimensions, floor areas separately, unit areas, door and

28

window locations, eave lines and roof outline, foundation details, door and window schedule, scales, notes and title bar with site plan with north direction, position of building outline, distances from  boundaries and road centre line, position of septic tank, soakage pit, waste water pit and well with distances and appropriate scale.. Different colouring or hatching done to indicate housing units separately in the same building and different category of walls such as demolishing walls, existing walls, new w alls and short walls according to the standards, rules and regulations practice by local authorities Roof detail drawings may consist of roofing layout, sectional views, details of timber laying with spaces, main structural members, supporting members, retaining structures, valance and barge boards, eave projections, flashings, valley details, rain water system, sections, inclined ceiling dimensions, with scale/s and dimensions

Details of timber or steel roof trusses indicated all details such as sections, lengths, fixing an d joining details, gusset plate, fish plate, base plate, shoe plate, purlin details, clearances, bolt and packing details as per instruction given by authorized person Door and window detail drawing may consist of key plan, cross sections, details of door and window frames, sashes, special fittings, sections, plans, elevations, opening direction, sill height, lock rail height, details of materials and sections, notes schedule of fittings/ iron mongery in to scale/s with dimensions Architectural drawings may include furniture drawings, finished drawings, sealing drawings and special architectural details Partitioning Drawings may consist of layout, sections, elevations, and type of materials, dimensions, opening directions, special fittings, enlarged fixing details, partitioning design, as per scale/s Water supply , storm water disposal and sewerage drawings may consist of layout of supply /distribution line paths, storm water and drainage pipe paths, man hole locations, storage pits waste water pit, septic tank pipe fittings details with fixing heights, sectional drawing, key plan with highlighted areas, grids and dimensions, locations and details of fittings with references, pipe dimensions and types with other dimensions for installations

TOOLS, EQUIPMENT AND MATERIALS AND DOCUMENTS USED IN THIS UNIT:

•

Measuring tapes

•

Drawing Board

•

T-Ruler 

•

Drawing Table with drafting chair 

•

Pencils (2B, HB, 2H etc…)/ clutch pencils

•

Calculator 

•

Sketch Book 

29

•

Erasers

•

Lettering Stencils

•

Setsquares of 30, 45 or adjustable setsquare

•

French curve

•

Drawing ink pens

•

Drawing ink 

•

Scales (Metric or Imperial)

•

Pencil sharpener and Sand paper (No 200)

•

Instrument box (dividers, compasses with extension bars)

•

Drawing clips

•

Drawing papers/ tracing papers

The following documents may be used in this unit : •

Reinforcement specifications from steel reinforcement manufacture or sketches provided by designers

•

Manufacturing specifications with dimensions of different pipe fittings, sanitary fittings, manhole covers etc.

•

Building regulations issued by Urban Development Authority related to different geographical areas

The performances of this unit are expected to be carried out to the following standards:  All drawings drawn under this unit should comply with standard drawing format specified under each category of  drawings indicated under range statement on a standard drawing layout format used by particular organization

ASSESSMENT GUIDE

The candidate will be provided with all tools, equipment, materials and documentation required as out lined with this unit Candidate will be provided with assessment activities/ situations limiting to the elements of  competencies mentioned in this unit. Forms of assessment

Continuous assessment and holistic assessment Assessment context

30

This unit may be assessed on the job demonstrated by an individual working alone This unit could be assessed individually or in conjunction with other related units Critical aspects

Assessment must confirm the candidate’s ability to: 

Maintaining accuracy and neatness of drawing



Incorporation of all required details in drawings



Correct interpretation of instructions given by authorized person and service consultants



Adhering to standard practices of drawing

Assessment conditions

The candidate will have access to: All tools, equipment, materials and documentation required The candidate will be permitted to refer to the following documents: Reinforcement specifications from steel reinforcement manufacture or relevant design detail • reports or sketches provided by design authorities The candidate will be required to •

Orally, or by other methods of communication, answer questions asked by the assessor.

•

Identify superiors who can be approached for the collection of competency evidence where appropriate.

•

Present evidence of credit for any off-job training related to this unit.

•

Assessors must be satisfied that the candidate can competently and consistently perform all elements of the unit as specified by the criteria, and that he/she possess the required underpinning knowledge.

During assessment, the individual will: •

Demonstrate appropriate use of drafting tools

•

Take responsibility for the quality of their own work;

•

Plan tasks in all situations and review task requirements as appropriate;

•

Perform all tasks to specification:

•

Use accepted geometrical drawing concepts and principles

Task involved will be completed within reasonable timeframes relating to typical workplace activities. Resources required for assessment:

31

All the tools, instruments, equipment, materials and documents listed under sub headings of the range statement of this unit.

UNDERPINNING KNOWLEDGE •

•

•

•

•

•

•

•

•

•

Site lay outs, components of site lay out drawings and use of site layout drawings

UNDERPINNING SKILLS •

Analytical skills

•

Ability to use engineering drawing

Importance of setting out drawings Components and details to be indicated in a setting out drawing Setting out methods and different techniques and instruments use for setting out shapes and angles Components and detailing of earth work and earth work support drawings, symbols and methods of indicating levels, contours etc. Components of foundation drawings and method of detailing foundation drawings Components and detailing of a building plan symbols and colours use for detailing floor plan such as existing walls, proposed walls and arches etc

instruments and scales •

functions •

Mathematical skills

•

Communication skills

•

Ability to draw development drawings

•

Ability to draw interception and curve drawings

•

•

Classification of buildings as to low rise, medium rise and high rise types

Definitions of Clear cover, Lap length, Anchorage length, Bar length, Standard curtailment lengths and Space bar 

Sketch plan views of “Flat roof”, Gable roof, and Hip roof naming different part using appropriate terminology

•

Producing sketch diagrams to illustrate the joints used in preparing of different shapes of door and window frames including joints and fixing methods and materials use for fixing

•

Storm water handling, new standards,

Ability to write free hand letters and use stencils for lettering  Ability to draw different geometrical shapes and their productions

•

•

 Ability to draw orthographic drawings

Ability to draw isometric view drawings

Components, symbols and detailing to  be included in steel structural drawings and timber structural drawings

•

Ability to use scientific calculator - all

32

rules and regulation related to storm water handling •

Types of sewerage systems

•

Knowledge of draw first and third angle drawings including sectional drawings

UNDERPINNING KNOWLEDGE •

Construction tips for manhole construction

•

Standard dimension of all fittings fixing to water supply system, storm water system and sewer system and standard symbols assigned for these fittings

•

Definition of “sump, water tank, filters, pumps, catch pits, man hole, water distribution system”

•

Standard symbols assigned to above fittings

•

Types of manholes

•

Safety procedures

•

Architectural detail drawings

33

UNIT TITLE

PREPARE DRAWINGS FOR SPECIALIZED FIELDS

DESCRIPTOR 

This unit covers the competencies required to prepare drawings for specialized fields relevant to the engineering draftsperson occupation

CODE

F45S007U06

ELEMENTS OF COMPETENCE

PERFORMANCE CRITERIA

1. Draw electrical layout drawing

1.1. Electrical layout drawings drawn in to a scale as  per client requirements and the instructions given by the authorized person.

2. Draw conduit layout drawings

2.1 Conduit layout drawing drawn to a scale according to electrical layout drawing and referring to the structural drawings, special equipment drawings and architectural drawings while following the instructions given by the authorized person

3. Draw domestic electrical wiring/single line diagram

3.1 Domestic electrical wiring/ single line circuit diagram (unscaled) drawn and to the instructions given by the authorized person

4. Draw canal drawings

4.1. Canals drawing drawn , with longitudinal section and cross section in scale as specified by the designer and with canal parameters ,as per the instructions given by the authorized person 4.2. Canals drawings drawn to indicate spot levels of land and contours at specified intervals as

34

 per the instructions given by the authorized person.

5. Draw irrigation field structures

6. Draw land blocking out drawings

5.1. Irrigation field structures(IFS) drawing drawn to specified scale indicating parameters of  relevant structures as per specifications or as per  instruction given by the authorized person 6.1. Blocking out plans drawn to a scale with specified extents of blocks referring to the given coordinates and survey plan of the land as per the instruction given by the authorized person

7. Draw road construction layout drawings

7.1. Road construction layout drawing drawn to include all relevant components as per the instructions given by the authorized person

8. Draw road cross sections and longitudinal drawing

8.1. Road cross sections and longitudinal section drawing drawn including required sections, existing details , proposed details of the carriage way, earth cutting and filling details and details of  components relevant to the drawing

8.2. Drawings produced as per the instructions given by the authorized person and complying with the specifications in the design sketch

9. Draw culvert drawings

9.1. Culvert drawing  pertaining to road works drawn including reinforcement details and foundation details 9.2. Structural detail drawings used as per instructions given by the authorized person .

10.

Draw retaining wall

10.1. Retaining wall drawing  pertaining to road works drawn including all relevant components as per the instructions given by the authorized person .

11. Draw simple assembly drawing (Not more than 6 items)

11.1. Simple Assembly drawing drawn to a scale indicating isometric view of parts or components not more than 6 items of a major item, as per the instructions given by the authorized person, conforming to the design report and designer’s

35

instructions

RANGE STATEMENT: Context and condition under which work will be performed Work associated to this unit may take place in a drawing office or in a site office Electrical layout drawings should indicate location with dimensions and description of electrical components as per client requirements based on architectural, structural and special equipment layout drawings and electrical distribution diagram

Every layout drawing should also indicate title panel, information panel, key plan, legend, special notes and border lines Conduit layout drawing indicate conduit sectional dimensions, number of conduits, type of conduit, location, conduit protection method, joint details, sunk boxes including required dimensions for laying conduit and fixing details Single line circuit diagram may also include details of wire types, sizes and panel board details with specifications, standard line types, thicknesses, symbols, abbreviations, circuit numbering and co lour  codes Road construction detail drawings may indicate road survey details, existing and proposed levels of  the road profile, earth filling and cutting details, road profile setting out details and road sign and marking details as per the standards specified by the Road Development Authority Canals drawings may include, plan view of a canal with distance indicated in miles or km., structural symbols, longitudinal sections, typical sections at locations, and canal parameters specified by the designer  Canal parameters may include dimensions, design discharges, bed width, full supply depth/gradient, mean velocity, control levels of culverts, bridges, caurse ways, bed of drainage lines, elevations of  roads, rock outcrops, bank and bed of streams and canal and standard sequence of canal numbers Irrigation field structures (IFS) may include drop out structures, turn out structures, sluices, regulators, Foot Bridge, level crossing, bridges, troughs, friction blocks and hydraulic jump structures Parameters refers all dimensions, invert levels, levels, symbols, hatchings relevant to type of  materials, profiles, flow direction, flow velocity, slope, type of surface finishing and special fittings such as gates, diameters or sectional dimensions of turn out structures. Road construction layout drawing may include plan view of proposed road, profile, pavement details, horizontal and vertical curves, intersections,roundabouts, sectional views, drains, position of  road structures and chainage

36

Road cross sections drawings may consist of longitudinal and cross sections with chainage along the  proposed centre line, direction, grades and cross sections at appropriate intervals and other details required such as details of duct and services Existing details of the carriage way width may include existing carriage way levels, chainage, foot walk, centre line, left and right side levels Proposed details of the carriage way width may include proposed carriage way levels, chainage, foot walk, centre line, left and right side levels Earth cutting and filling details may include toe line, slope of earth filling line as per details  provided by the engineer. Culvert drawing may consist of plan view, sectional view and elevation of the culvert indicating major components of the culvert such as deck, side walls or abutments, foundation, laying details of  reinforcement and locations of draining holes in a structure with dimensions, details of curbs, foot walk, such as strengths and finishing details. Reinforcement details may include type of bars, size, bar marks, bar length, no of bars, positions and sections elevation and longitudinal sections indicating starting and end position of the location of  reinforcement in structure with dimensions and material properties such as strengths and finishing details.

Foundation details may consists of plan view, sectional view an d elevation of the foundation indicating the location of reinforcement in structure with dimensions and material properties such as strengths and finishing details. Retaining wall drawing may consist of plan view, sectional view and elevation of the retaining wall indicating the details of retaining wall, foundation and side rails laying details of reinforcement and locations of weeping holes in a structure with dimensions, details of curbs, and finishing details. Simple Assembly drawing may consist of parts or components of a major item with part numbers,  part names, part sections, dimensions and sequence(order) of assembling of major item and centre line axis including fixing methods, lubrication positions and systems, dimensions and relevant scales Parts or Components may include any type of mechanical or electrical components such as bearings, types of nuts and bolts, check nuts, pins, wheels, shafts, body, cylinders, springs, sensor systems . Major item may include any automobile components, machinery, equipment, instruments, or part/ component of these items

TOOLS, EQUIPMENT AND MATERIALS AND DOCUMENTS USED IN THIS UNIT: •

Measuring tapes

37

•

Drawing Board

•

T-Ruler 

•

Drawing Table

•

Pencils (2B, HB, 2H etc…)/ clutch pencils

•

Engineering Drawing Instruments

•

Calculator 

•

Sketch Book 

•

Erasers

•

Lettering Stencils

•

Setsquares of 30, 45 or adjustable setsquare

•

French curve

•

Drawing ink pens

•

Drawing ink 

•

Scales (Metric or Imperial)

•

Pencil sharpener and Sand paper (No 200)

•

Instrument box (dividers, compasses with extension bars)

•

Computer 

•

Relevant drafting software

ASSESSMENT GUIDE

The candidate will be provided with all tools, equipment, materials and documentation required as out lined with this unit Forms of assessment •

Continuous assessment and holistic assessment

Assessment context • •

This unit may be assessed on the job demonstrated by an individual working alone This unit could be assessed individually or in conjunction with other related units

Critical aspects

Assessment must confirm the candidate’s ability to: Maintaining accuracy and neatness of drawing Incorporation of all required details in drawings Correct interpretation of instructions given by architect and service consultants Use of correct symbols and units in drawings Selection of relevant scales as appropriate to a given drawing     

38



Adhering to standard practices of drawing

Assessment conditions

The candidate will have access to: Stationery and documenting material required The candidate will be permitted to refer to the following documents : Sketches of drawings provided by authorized person/s • Standards specified by the Road Development Authority • IEE / IEC regulations, ICTAD specifications or BS 7671:1992 • Specification guide published by Department of Irrigation • The candidate will be required to Orally, or by other methods of communication, answer questions asked by the assessor. • Identify superiors who can be approached for the collection of competency evidence where • appropriate. Present evidence of credit for any off-job training related to this unit. • Assessors must be satisfied that the candidate can competently and consistently perform all • elements of the unit as specified by the criteria, and that he/she possess the required underpinning knowledge.

During assessment, the individual will : Demonstrate appropriate use of drafting tools • Take responsibility for the quality of their own work; • Plan tasks in all situations and review task requirements as appropriate; • Perform all tasks to specification: • Use accepted geometrical drawing concepts and principles • Task involved will be completed within reasonable timeframes relating to typical workplace activities .Resources required for assessment: All the tools, instruments, equipment, materials and documents listed under sub headings of the range statement of this unit.

UNDERPINNING KNOWLEDGE 





UNDERPINNING SKILLS

Components of a dimensional working drawing and their applications Symbols and presentation of material types and properties of materials Components of an assembly drawing and their applications

39



Writing skills



Manual drafting skills (use of drafting

















 

Construction materials used for road work  and construction of infra structure Standard components and information to  be included in a highway engineering drawing, standard sizes of drawing sheet and margins Structural details of standard infrastructure in road work  Selection and identification of soil types, characteristics of common soil types Curve ranging and setting out detail drawing and road signs and marks detail drawing. Standard practices and accuracy required to take levels in preparing Longitudinal Section and Cross Section drawings. Definition of road profile, cutting and filling of earth, toe line, datum, temporary  bench mark (TBM), service ducts, drains and foot walk  Road signs, traffic signs, rules and regulations, standard colour codes used for  road signs and different types of road markings and applications of them and traffic rules Basic Electricity -Fundamentals Types of phases: Single and three phases and methods of indicating types of phases on

a 









drawings including standard colour codes. Types of electrical fittings, standard fixing heights of each fitting, symbols or  abbreviations or descriptions relevant to each electrical fitting including the method of indicating them in drawings Types of standard information to be included on a drawing under special notes or symbols relevant to electrical fittings, machines and components Components to be included in a common standard electrical drawing AC and Fire, Gas, excalators, lifts and ducts Solid waste management-Introduction

40

instruments)



Ability to take field levels using leveling instruments



Calculation of levels using height of  collimation method or rise and fall method





Calculation of geometrical data for  constructing geometrical drawings

Calculation of trigonometric functions

UNIT TITLE

PERFORM COMMUNICATION ACTIVITIES

DESCRIPTOR 

This unit covers the competencies required to perform communication activities relevant to the draftsperson occupation

CODE

F45S007U07

ELEMENTS OF COMPETENCE

1. Obtain technical advice from authorized person/s

PERFORMANCE CRITERIA

1.1. Technical advice relevant to the work to be  performed or to achieve work targets/objectives obtained in time 1.2. Technical advice and data such as specifications, standards, dimensions, shapes and locations obtained or received clarified /verified through direct sources 1.3. Any deviations in procedures, process, methodology, discussed, clarified and confirmed with authorized person 1.4. Any alterations/deviations to work plans, schedules, conditions and contexts discussed in d etail and confirmation obtained for the same

2. Communicate with subordinates and peers

2.1 Information communicated clearly and accurately to relevant parties concerned verbally or written form and using specified Documents 2.2 Active listening techniques applied when verbal information is received from subordinates 2.3 Information communicated in time 2.4 Contradictions, ambiguity, misinterpretations identified, cross checked and feedback given where required 2.5 Two way communication applied in the workplace to achieve effective and purposeful exchange of  information 2.6 Understanding of the information received by the target group/s confirmed by questioning, checking and cross referencing.

3.

Provide technical details to site staff 

3.1. Technical data and sketches or plans provided to site staff in time clearly and accurately as and when required 3.2.

4. Liaise with legal authorities

Clarifications made as and when required

4.1. All documents and legal information required to get approval for construction work obtained from legal authorities I

4.2. All required legal documents and construction  plans prepared and submitted to relevant legal authorities in keeping with their rules and regulations and requirements

RANGE STATEMENT: Context and condition under which work will be performed

Performance related to this unit may take place at workplace. Performances directly related to this unit are applicable to all units in this competency standard to a varying degree Communication will include oral, written and electronic modes an d applies to individuals and groups and mainly to known recipients and in routine and varied circumstances Two way communication is applied at the workplace to achieve effective and purposeful exchange of information Task involved will be completed within reasonable timeframes relating to typical workplace activities Documents may refer to a written form / note which are used for request, acceptance or return of materials/ devices/ tools and equipment from a stores or c ompany such as material requisition notes, goods receiving/ issuing notes, and storing documents such as stock books and bin cards etc. TOOLS, EQUIPMENT AND MATERIALS AND DOCUMENTS USED IN THIS UNIT:

All relevant documents such as Material Receiving Note books, Technical document, performance recording  books Manuals Stationary Calculator  Computer and printer  Pen ASSESMENT GUIDE

The candidate will be provided with all tools, equipment, materials and documentation required as out lined with this unit Forms of assessment Continuous assessment and holistic assessment Assessment context This unit may be assessed on the job demonstrated by a individual working area Critical aspects Assessment must confirm the candidate’s ability to:

II

adhere specified documents/ notes and organizational practices and standard administrative procedures  perfect or prepare readable and clean documents/ notes select items and materials according to part and operational manuals recode accurate observation as requested by the relevant authorities Communicate information without contradictions, ambiguity and misinterpretations communicate information clearly and accurately using appropriate language, syntax and grammar  Discuss, analyse, interpret and evaluate information Assessment conditions     





The candidate will have access to: Current administrative procedures Different formats of documents using for material requesting, receiving, and storing Different formats use for technical recoding documents and commissioning recordings Stationery and documenting material required The candidate will be permitted to refer to the following documents: Relevant product and manufacturing specifications Relevant manuals, standards and reference material Appropriate format/s of above documents as relevant to the assessment activities    

The candidate will be required to:

Orally or by other methods of communication, answer question asked by the assessor. Identify superiors who can be approached for the collection of competency evidence where appropriate. Present evidence of credit for any off-job training related to this unit. Assessors must be satisfied that the candidate can competently and consistently perform all element of the unit as specified by the criteria, and that he/she possess the required underpinning knowledge. During assessment, the individual will : 



Communicate information about processes, events or tasks being undertaken to ensure a safe and efficient working environment: Take responsibility for the quality of their own work;

Task involved will be completed within reasonable timeframes relating to typical workplace activities. Resources required for assessment: All the tools, instruments, equipment, software, materials and documents listed under sub h eadings of the range statement of this unit. UNDERPINNING KNOWLEDGE

UNDERPINNING SKILLS



Basic communication models



Skills in "Active listening"



Technical terminology used in the field



Skills in giving "positive feedback"



Two way and one way communication





Principles of effective, interactive



III

 Non verbal communication skills Skills in timing a presentation