job specification and skill test · building stone walls in rubble and ashlar masonry. 5....

1

JOB SPECIFICATION

AND SKILL TEST

JOB TITLE : Stone Layer Mason LEVEL : 2

SECTOR : Civil Engineering/Construction SUB-SECTOR : Masonry

Council for Technical Education and Vocational Training

National Skill Testing Board Sanothimi, Bhaktapur, Nepal

Revised: June 2016 (Jestha 2073)

2

The National Skill Standard and Test was Revised by:

No. Name Designation Organization 1. Er. Kishor Kumar Shakya Coordinator Construction Technical Sub Committee National Skill Testing Board (NSTB), Sanothimi, Bhaktapur 2. Mr. Yam Bhandari Member Director, National Skill Testing Board (NSTB) Sanothimi, Bhaktapur, Nepal 3. Er. Bijay Krishna Upadhyay Member Director, National Society for Earthquake Technology (NSET) Bhaisepati, Lalitpur 4. Er. Sagar Krishna Joshi Member Senior Divisional Engineer, Department of Urban Development and

Building Construction, Babarmahal, Kathmandu 5. Er. Hare Ram Shrestha Member Executive Director, Sustainable Infrastructure Development Foundation Sinamangal, Kathmandu 6. Mr. Tulsi K.C. Facilitator Sr. Skill Testing Officer, National Skill Testing Board (NSTB) Sanothimi, Bhaktapur, Nepal 7. Mr. Suresh Maharjan Facilitator Skill Testing Officer, National Skill Testing Board (NSTB) Sanothimi, Bhaktapur, Nepal 8. Ms. Nishi Shrestha Member Secretary Construction Technical Sub Committee National Skill Testing Board (NSTB),Sanothimi, Bhaktapur

Recommended by Construction Technical Sub Committee: 13 June 2016

3

The National Skill Standard and Test was developed by: 1. Mr. Narayan Dutta Sharma Advisor Director General Department of Road. 2. Mr. Bhim Raj Thapa Co-ordinator Deputy Director General Department of Road. 3. Mr. Chhatra Bir Bajracharya Member Secretary Technical Officer, STD 4. Mr. Puspa Das Mulmi Member Civil Engineer (Lecturer), M. & S. Consultant. 5. Mr. Gopal Lal Maharjan Member Bricklaying Workshop Incharge, IOE, Pulchowk.

Approved by tripartite National Skill Testing Board. 1989

4

JOB SPECIFICATION

1 JOB TITLE: Stone Layer Mason LEVEL: 2

2 JOB DESCRIPTION

A Stone Layer Mason, L-2 checks quality and quantity of construction materials, set outs building and engineering structures, constructs foundation bed, foundation band and vertical reinforcements at corner, builds stone walls in Rubble and Ashlar masonry, constructs corner stitch, horizontal band, gable band and vertical reinforcements at jambs, sets and fixes frames for doors, windows and ventilators, performs concreting works, performs repair/patchwork in existing stone walls and strengthens existing stone masonry walls.

3

LIST OF TASKS:

1. Checking quality and quantity of construction materials. 2. Setting out building and engineering structures. 3. Constructing foundation bed, foundation band and vertical reinforcements at corner. 4. Building stone walls in Rubble and Ashlar masonry. 5. Constructing corner stitch. 6. Constructing horizontal and gable band. 7. Setting and fixing frames for doors, windows and ventilators. 8. Constructing vertical reinforcements at jambs. 9. Performing concrete work for engineering structure. 10. Performing repair/patchwork in existing stone walls. 11. Strengthening of existing stone masonry walls.

4 QUALIFYING NOTES (entry requirement): • Physical requirements: Normal health • Educational requirements: As Per National Skill Testing Board (NSTB) rules. • Examination requirements: This job specification requires performance test only.

Additional information: • Recommended Group Size: 8-10 participants • Skill Test Time: 9 to 12 hrs

5

TASK SPECIFICATION

5 TASK TITLE : Checking quality and quantity of construction materials.

TASK NO. : 1 JOB TITLE : Stone Layer Mason, L-2

6 TASK ELEMENTS:

1.1 Receives verbal/written instructions and drawing/sketches.

1.2 Collects and checks required tools and equipment.

1.3 Collects and checks stone.

1.4 Collects and checks required types of mud.

1.5 Collects and checks required types of sand.

1.6 Collects and checks required types of wood/bamboo.

1.7 Collects and checks required types and sizes of aggregates.

1.8 Collects and checks required types of binding and admixture materials.

1.9 Collects and checks steel bar/binding wires and galvanized iron wires.

1.10 Collects and checks required formworks.

6

TASK SPECIFICATION

7 TASK PERFORMANCE REQUIREMENTS:

Instructions : Verbal/written instructions, drawing/sketches. Tools and equipment : Measuring tape, pliers, Taktake/Mairee, gauge box, wheel barrow, basket (tokari), shovel, karai, spade,

mortar board/mortar platform , mason’s trowel, water drum, bucket, mug, bicker/bottle and personal protective equipment (apron, gloves, goggles, safety boot, mask, helmet).

Materials : Stone, wood/bamboo, cement, mud, sand, coarse aggregates, admixture, formworks, nails, steel bar/ binding wires, galvanized iron wires.

8 TASK PERFORMANCE STANDARDS:

1.1 Verbal/written instructions and drawing/sketches received, explained and followed without major deviation.

1.2 Required tools and equipment materials collected and checked.

1.3 Required quantity and types of stone collected.

1.4 Required quantity of mud without having hard lumps collected.

1.5 Required quantity of clean and coarse sand free from foreign materials collected.

1.6 Required quantity and types of wood/bamboo collected.

1.7 Required quantity of clean, sharp and well graded aggregates free from foreign material collected.

1.8 Required quantity of fresh cement collected.

1.9 Required quantity, type and size of steel bar/binding wires and galvanized iron wires collected.

1.10 Required quantity, type and size of formworks collected.

7

9 10 TASK TRAINING DATA

TASK NO

T.E NO

TECHNICAL KNOWLEDGE APPLIED CALCULATION

GRAPHIC INFORMATION

SAFETY & HYGIENE

1

• Tools, Equipment and materials: o Use and application o Handling techniques o Safety measures

• Common terminology used in building construction.

• Importance of using quality tools, equipment and materials in building construction.

• Methods of testing materials at the site. • Stone:

o Types o Characteristics of each type of stone o Size and tolerance o Difference between soft, medium and hard

stone. o Methods and procedures for cutting/dressing

stone. o Use of corner stone, bond(through) stone and

face stone and their location • Aggregate:

o Types and their uses o Properties o Size o Methods of testing o Difference between various types of aggregates

• Sand: o Types and their uses o Properties o Size o Methods of testing o Difference between river and quarry sand

Convert FPS to metric system and vice versa.

Four fundamental operations (Addition, Subtraction, Division and Multiplication) of mathematics. Calculate required quantity of materials. Calculate volume of work done.

Read and interpret simple drawing/sketch. Read and interpret printed label.

• Use of Personal

Protective Equipment (PPE).

• Safe lifting and

materials handling techniques.

• First aid practice and

reporting. • Hazards involved in

handling tools. • Importance and

reasons for fixing safety sign at site.

8


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

1

• Ratio of sand, cement and aggregates in mortar and concrete

• Mud: o Types and their uses. o Selection of clay used for mud mortar

• Wood/bamboo: o Types and their uses. o Preservation of timber and bamboo.

• Cement: o Types and their uses o Properties o Standard weight and volume per bag o Storing methods o Initial/final setting time o Importance of curing

• Steel reinforcement: o Types o Size o Placement of bars o Accepted level of rusting in bars o Reuse of reinforcement bar

• GI Wire: o Types o Size o Placement of wires

• Common types of admixture and their uses. • Quality of water • Formworks:

o Types o Size and thickness of different components o Minimum time duration

9

TASK PERFORMANCE TEST (Skill Assessment)

11 TASK TITLE: Checking quality and quantity of construction materials.

TASK No : 1

Location of test:

Candidate’s name:

Evaluator’s names:

12 TASK FACTORS AND ITEMS STANDARD MET STANDARD NOT MET

(Comments)

DID THE CANDIDATE ?

1.1 Receive verbal/written instruction and drawing/sketches.

1.2 Collect and check required tools and equipment.

1.3 Collect and check stone.

1.4 Collect and check required type of mud.

1.5 Collect and check required type of sand.

1.6 Collect and check required type of wood/bamboo.

1.7 Collect and check required types and sizes of aggregates.

1.8 Collect and check required types of binding and admixture

materials.

1.9 Collect and check steel bar/binding wires and galvanized iron

wires.

1.10 Collect and check required formworks.

10

TASK SPECIFICATION

5 TASK TITLE : Setting out building and other engineering structures.


6

TASK ELEMENTS

2.1 Receives verbal/written instructions, sketches and layout plan.

2.2 Collects required materials, tools and equipment.

2.3 Allocates reference points.

2.4 Measures, marks and fixes base line, center line and reference points.

2.5 Stretches mason lines, marks distances and square outs the corners.

2.6 Fixes pegs/centering pillars/stakes and hurdle/batter boards to correct position.

2.7 Checks and adjusts dimensions, alignment and diagonal lengths.

2.8 Measures and fixes center line mark, foundation width, offset, footing, wall thickness and grade line.

2.9 Checks lines, alignment, width and depths of excavated foundation.

2.10 Cleans work area after completion of the task.

11

TASK SPECIFICATION


Instruction : Verbal/written instructions, sketches and layout plan. Tools and Equipments : Marking pencil, measuring tape, mason' square, sprit level, level pipe, mason’s string, line holder/ line pin,

plumb -bob , water level, shovel, spade, pick, claw hammer, post hole digger, saws and personal protective equipment.

Material : Stone, lime/sand, nails, pegs, stakes and batter board/hurdle.


2.1 Verbal/written instruction, sketches and layout plan received and explained/followed without major deviation.

2.2 Required tools, equipment and materials collected.

2.3 Reference point marked as per given instruction.

2.4 Base line, center line and reference point measured and fixed within + 3mm.

2.5 Mason's line stretched out to the line, level and distance without touching any objects and squared out the corners within

diagonal length + 3mm.

2.6 Pegs/stakes/centering pillars and hurdle /batter boards of appropriate size fixed at correct position to the line and level within +

1mm.

2.7 Dimensions, alignment and square/diagonal length of laid building or block checked using 3-4-5 method and adjusted within

overall arm length + 2mm and diagonal length + 3mm.

2.8 Centerlines, foundation width, offset, footings, wall thickness and level/grade line measured and fixed within centerline length

+ 2mm, foundation width + 2mm, offset/footing + 3mm, wall thickness + 2mm, level + 2mm, plumb + 5mm and grade line +

3mm.

2.9 Line, alignment, width and depth of excavated foundation checked and adjusted as per reference points.

2.10 Work area cleaned after completion of the task.

12


Task No.

T.E NO TECHNICAL KNOWLEDGE APPLIED

CALCULATION GRAPHIC

INFORMATION SAFETY & HYGIENE

2

• Tools, Equipment and materials:

o Use and application

o Handling techniques

o Safety measures

• Units of measurement

• Common terminology used in building

construction.

• Importance of using quality tools, equipment and

materials in building construction.

• Types of peg, stake, centering pillar and

hurdle/batter board.

• Importance of line, level, alignment and reference

points.

• Methods of locating reference point and base line.

• Methods, techniques and procedures of

transferring dimensions and levels.

• Methods, techniques and procedures of measuring

and marking

• Methods, techniques and procedures of setting

out.

• 3:4:5 method for setting right angle

• Use of hurdle

• Layout of foundation in slope land

Convert FPS to metric system and vice versa. Four fundamental operations of mathematics.

Read and interprets sketch, and simple drawing (floor, trench, site plan and section) and dimensions.

• Use of PPE • Fixing safety sign at

site. • Hazards involved in

handling tools, equipment and materials.

• Safe handling and

lifting techniques.

• Hazard involved in handling lime.

• Effect of lime in eyes

and skin.

13


11 TASK TITLE: Setting out building and engineering structures.

TASK No : 2

Location of test:

Candidate’s name:


12 TASK FACTORS AND ITEMS STANDARD MET STANDARD NOT MET (Comments)

DID THE CANDIDATE ?

2.1 Receive verbal/written instructions, sketches and layout plan.

2.2 Collect required materials, tools and equipment.

2.3 Allocate reference points.

2.4 Measure, mark and fix base line, center line and reference points.

2.5 Stretch mason lines, mark distances and square out the corners.

2.6 Fix pegs/centering pillars/stakes and hurdle/batter boards to

correct position.

2.7 Check and adjust dimensions, alignment and diagonal lengths.

2.8 Measure and fix center line mark, foundation width, offset,

footing, wall thickness and grade line.

2.9 Check lines, alignment, width and depth of excavated foundation.

2.10 Clean work area after completion of the task.

14

TASK SPECIFICATION

5 TASK TITLE : Constructing foundation bed, foundation band and vertical reinforcements at corner.


6

TASK ELEMENTS

3.1 Receives verbal/written instruction and drawing/sketches.

3.2 Collects required tools, equipment and materials.

3.3 Checks foundation bed excavated and adjusts the foundation level.

3.4 Fixes final line and level at the foundation base.

3.5 Prepares foundation bed by bouldering/gravelling/sand filling/soling/PCC.

3.6 Prepares and constructs foundation band and vertical reinforcement.

3.7 Prepares foundation footing and band for frame structure.

15

TASK SPECIFICATION


Instructions: Verbal/written instruction and drawing/sketches Tools and Equipments: Measuring tape, builder's square, plumb-bob, spirit level/water level, Taktake/Mairee, trowels, spade, pick,

shovel, hammer, crow bar (gal), adze (Chuppi), wheel barrow, basket (tokari), mortar board (karai), brick bolster (chupee), water drum, bucket, mug, rammer and personal protective equipment.

Materials: Mason's string, pencil, marking pen, sharpener, nails, pegs, marking powder (lime, sand), stone, boulders, mud/cement, timber, GI wire, reinforcement bars, binding wires, sand, aggregate.

8

TASK PERFORMANCE STANDARDS

3.1 Verbal/written instruction and drawing/sketches received and explained/followed without major deviation.

3.2 Tools, equipment and materials collected as per the required quantity and quality.

3.3 Excavated bed level checked as per specified tolerance.

3.4 Reference line and level for sand filling/soling/gravelling and/or concreting fixed.

3.5 Foundation bed prepared by bouldering/gravelling/sand filling/soling/PCC.

3.6 Foundation band and vertical reinforcement for load bearing structure constructed as per the sketches.

3.7 Foundation footing and band for frame structure prepared.

16


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

3

• Tools, equipment, materials and their uses.

• Imperial and metric measurement systems.

• Bed level compacting and checking.

• Bed preparation

o Gravelling

o Sand filling

o Soling

o Concreting

• Difference between load bearing and framed

structure.

• Location of band in load bearing and framed

structures.

• Foundation band.

• Shoring in foundation.

• Vertical reinforcements in load bearing

structure.

• Construction of foundation in slope land.

Convert FPS to metric and vice versa.

Read and interpret written instructions and simple drawing/sketches.

• Use of Personal

Protective Equipment

(PPE).

• Hazards involved in

lifting tools, equipment

and materials.


handling materials, tools

and equipment.

17


11 TASK TITLE: Constructing foundation bed, foundation band and vertical reinforcements at corners.

TASK No : 3

Location of test:

Candidate’s name:


12 TASK FACTORS AND ITEMS STANDARD MET STANDARD NOT MET (Comments)

DID THE CANDIDATE?

3.1 Receive verbal/written instruction and drawing/sketches.

3.2 Collect required tools, equipment and materials.

3.3 Check foundation bed excavated and adjusts the foundation level.

3.4 Fix final line and level at the foundation base.

3.5 Prepare foundation bed by bouldering/gravelling/sand filling/brick soling/PCC.

3.6 Prepare and construct foundation band and vertical reinforcement.

3.7 Prepare foundation footing and band for frame structure.

18

TASK SPECIFICATION

5 TASK TITLE : Constructing stone walls in Rubble and Ashlar masonry.


6

TASK ELEMENTS

4.1 Receives verbal/written instruction and sketches.


4.3 Ensures quantity of mortar and cleaning and wetting of stone.

4.4 Layouts and marks out location/position for straight/corner/angular/curved stone walls.

4.5 Grouts and lays full bed of mortar.

4.6 Sets out corners with inner and outer corner stone.

4.7 Lays and adjusts each course of stone masonry.

4.8 Checks bond, plumb, evenness, line and level.

4.9 Places bond stones.

4.10 Strikes off excess mortar.

4.11 Performs curing.

19

TASK SPECIFICATION


Instruction: Verbal/written instruction and sketches Tools and Equipments: Measuring tape, Taktake/Mairee, builder's square, plumb-bob, spirit level/line level/water level, wheel barrow,

basket, tokari, trowel, karai/mortar board, line block/line holder/line pin/line twig, tingle plate/pin, brick bolster/chupee, water drum/water tank, bucket, mug, step ladder, broom, brush, jointer and personal protective equipment.

Materials: Mason's string, scaffolding materials, mud/cement, stone, sand, lime, cleaning cloth and foam.


4.1. Verbal/written instruction and sketches received and explained/followed without major deviation.

4.2. Tools, equipment and materials collected as per required quantity.

4.3. Quantity of cement mortar to be consumed within half an hour and soaking of stone ensured.

4.4. Wall location for straight/corner/angular/curved laid and marked within ± 5mm.

4.5. Full bed of mortar uniformly placed and grouted not exceeding 25 mm in thickness on the wall base.

4.6. Corner/end with inner and outer corner stone set and laid on prepared wall base within ± 5mm; corner stone dressed at least

on external sides.

4.7. Each course of corner stone set, strung out and face stone, bond/through stone laid on prepared wall base within ± 5mm.

4.8. Bond, plumb, line and level checked and adjusted in each course including concreting for vertical reinforcement within ±

5mm.

4.9. Bond/through stones placed at every 60±5 cm both in vertical and horizontal alignment.

4.10. Excess mortar extruding from joints struck off and placed back onto mortar board for reuse before it starts to set.

4.11. Curing performed in concrete element and cement masonry after initial setting time for optimum period.

20


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

4

• Tools, equipment, materials and their uses. • Types of mortar and their workability. • Terminology used in stone masonry. • Selection of mud. • Mud mortar preparation. • Stone:

o Types o Quality o Use o Size

• Use of corner, bond/through, face and filler stone • Reason and importance of cleaning and soaking

stone. • Types and thickness of stone walls (Rubble and

Ashlar) • Cutting/dressing of stones. • Bonding of stones in straight, corner, angular,

curved wall and arch. • Transportation, stacking and measurement of stones. • Thickness of mortar and mortar setting time. • Difference between dry and mortared stone

masonry. • Use of scaffolding. • Importance and time period of curing walls and

concrete works. • Height of brick walls to be constructed per day as

per thickness.

Convert imperial to metric and vice versa.

Read and interpret simple sketch.

• Use of PPE.

• Safe lifting technique


handling materials,

tools and equipment.

• Safe method of using

scaffolding, platform

and step ladder and

taking precaution

while working at

height and electrical

supply line.

• Earthquake resistant elements in the building structures.

21


11 TASK TITLE: Constructing stone walls in Rubble and Ashlar masonry.

TASK No : 4

Location of test:

Candidate’s name:


12 TEST FACTORS AND ITEMS STANDARD MET STANDARD NOT MET (Comments)

DID THE CANDIDATE ?

4.1 Receive verbal/written instruction and sketches.

4.2 Collect required tools, equipments and materials.

4.3 Ensure quantity of mortar and cleaning and wetting of stone.

4.4 Layout and mark out location/position for

straight/corner/angular/curved stone walls.

4.5 Grout and lay full bed of mortar.

4.6 Set out corners with inner and outer corner stone.

4.7 Lay and adjust each course of stone masonry.

4.8 Check bond, plumb, evenness, line and level.

4.9 Place bond stones.

4.10 Strike off excess mortar.

4.11 Perform curing.

22

TASK SPECIFICATION

5 TASK TITLE : Constructing corner stitch


6

TASK ELEMENTS



5.3 Measures and cuts the timber/reinforcement.

5.4 Cuts the timber cross ties, runners into required shape for connecting together/bends and lays the reinforcement.

5.5 Prepares timber corner stitch/fabricates reinforcement bar for corner stitch.

5.6 Places and fixes timber corner stitch/places reinforcement bar for corner stitch.

5.7 Prepares formwork/shuttering.

5.8 Fills and compacts concrete.


23

TASK SPECIFICATION

7 TASK PERFORMANCE REQUIREMENTS

Instructions: Verbal/written instruction and sketches Tools and Equipments: Measuring tape, rip saw, cross cut saw, chisel mallet, Basila, marking gauge carpenters square, builder's square,

plumb-bob, spirit level/ water level, trowels, hammer, wheel barrow, basket/tokari, karai/mortar board, water drum, bucket, mug, Hacksaw, bar bending die, work bench and personal protective equipment.

Materials: Mason's string, marking pen, timber, nails, sand, aggregate, mud/cement, reinforcement bar, binding wire, plank.

8


5.1 Verbal/written instruction and sketches received and explained/followed without major deviation.


5.3 Timber/reinforcement measured and cut into required size.

5.4 Timber runners and cross ties grooved and/or cut to make joints/reinforcement bended and laid as per the sketch.

5.5 Corner stitch assembled/fabricated.

5.6 Wooden corner stitch with preservative treatment placed and tightened into line and level within ±5mm/RCC corner stitch

placed in line and level with clear cover of 25 mm±5mm at the bottom and sides.

5.7 Formwork/shuttering prepared.

5.8 Concrete filled and compacted.

5.9 Curing performed in concrete element and cement masonry after initial setting time.

24


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

5

• Use of tools and equipment.

• Imperial and metric measurement system.

• Types and quality of timber for various structural

and non-structural components in a building.

• Types of timber joints and connections in

compression and tension elements.

• Dimension of timber with respect to its quality.

• Spacing of cross ties.

• Reason for preservative treatment of timber.

• Dimension of reinforcement bar.

• Spacing of C Hook (C ties).

• Position and vertical spacing of corner stitch.

• Position of formwork/shuttering.

• Concrete mix ratio.

• Laying and compaction of concrete

• Curing of concrete.

Read and interpret simple sketches.

• Use of Personal


(PPE).


lifting tools,

equipment and

materials.


handling materials,


• Take precaution

while working at


supply line

25


11 TASK TITLE: Constructing corner stitch.

TASK No : 5

Location of test:

Candidate’s name:


12 TEST FACTORS AND ITEMS STANDARD MET STANDARD NOT MET

(Comments)

DID THE CANDIDATE ?



5.3 Measure and cut the timber/reinforcement.

5.4 Cut the timber cross ties, runners into required shape for connecting

together/bend and lay out the reinforcement.

5.5 Prepare timber corner stitch/fabricate reinforcement bar for corner

stitch.

5.6 Place and fix timber corner stitch/place reinforcement bar for corner

stitch.

5.7 Prepare formwork/shuttering.

5.8 Fill and compact concrete.

5.9 Perform curing.

26

TASK SPECIFICATION

5 TASK TITLE : Constructing horizontal and gable band.


6

TASK ELEMENTS




6.4 Cuts the timber cross ties and runners for connecting together/bends and lays the reinforcement.

6.5 Prepares timber/fabricates reinforcement bar for horizontal and gable band.

6.6 Places and fixes timber/places reinforcement bars for horizontal and gable band.




27

TASK SPECIFICATION


Instructions: Verbal/written instruction and sketches. Tools and Equipments: Measuring tape, rip saw, cross cut saw, chisel mallet, Basila, marking gauge carpenters square, builder's square,


Materials: Mason's string, marking pen, timber, nails, sand, gravel, mud/cement, reinforcement bar, binding wires, plank. 8


6.1 Verbal/written instruction and sketch received and explained/followed without major deviation.



6.4 Timber runners and cross ties grooved and/or cut to make joints/reinforcement bended and laid as per sketch.

6.5 Horizontal band and gable band prepared/fabricated.

6.6 Timber with preservative treatment/reinforcement bar placed and fixed for horizontal and gable band into line and level

within ±5mm with clear cover of 25 mm±5mm at the bottom and sides.



6.9 Curing performed in concrete elements after initial setting time.

28

9 10 TASK TRAINING DATA TASK

NO T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

6








• Spacing of cross ties.


• Importance of foundation, plinth, sill, lintel, floor

and gable bands.

• Types and diameter of reinforcement bar.

• Spacing of C Hook (C ties).

• Position and vertical spacing of horizontal band.



• Placement and compaction for concrete.


Read and interpret technical instruction.

• Use of Personal


(PPE).


lifting tools,

equipment and

materials.


handling materials,

tools and equipment

• Take precaution

while working at


supply line

29


11 TASK TITLE: Constructing horizontal and gable band.

TASK No : 6

Location of test:

Candidate’s name:



DID THE CANDIDATE ?

6.1 Receive verbal/written instruction and sketches



6.4 Cut the timber cross ties, runners into required shape for connecting

together/bend and lay the reinforcement.

6.5 Prepare timber/fabricate reinforcement bar for horizontal and gable

band.

6.6 Place and fix timber/place reinforcement bars for horizontal and

gable band.



6.9 Perform curing.

30

TASK SPECIFICATION

5 TASK TITLE : Setting and fixing frames (chaukosh) for doors, windows and ventilators.


6

TASK ELEMENTS



7.3 Braces door and window frames temporarily for setting purposes.

7.4 Measures/marks the frames and fixed holdfast.

7.5 Prepares temporary members for erecting door and window frames.

7.6 Measures/marks and locates frame position.

7.7 Sets frame in position by fixing level and line.

31

TASK SPECIFICATION

7 TASK PERFORMANCE REQUIREMENTS Instructions: Verbal/written instruction and sketch. Tools and Equipments: Measuring tape, mason's square, mason's string, plumb bob, spirit level/line level/water level, brick bolster/

chupee, brick hammer, claw hammer, screw driver, ratchet brace, portable power hand drill, back saw, adze, wedge, gauge rod and personal protective equipment.

Materials: Rope, mortar, mud/cement, concrete, screw, nails, bamboo, timber, holdfasts, pencil, marker pen.

8

TASK PERFORMANCE STANDARDS:

7.1 Verbal/written instruction and sketch received and explained/followed without major deviation.

7.2 Tools, equipment and material collected as per required quantity and quality.

7.3 Door and window frames temporarily braced at appropriate location in order to keep true shape of the frame.

7.4 Frame measured/marked and fixed tightly at proper position with holdfast.

7.5 Temporary members prepared to suit erection of door and window frames.

7.6 Frame position measured/marked at right location.

7.7 Frame with preservative treatment set in position by fixing line and level within ± 3mm.

32


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

7


• Reason for preservative treatments of timber frames.

• Importance and placement of vertical reinforcement

at jambs.

• Position of bracing, hold-fast.

• Importance and use of temporary members.

• Measuring and setting of frame in required position.

Read and interpret simple sketches.

• Use of PPE.

• Safe lifting technique


handling materials,


• Safe method of using

scaffolding, platform

and step ladder and

taking precaution

while working at

height.

33


11 TASK TITLE: Setting and fixing frames for doors, windows and ventilators

TASK No : 7

Location of test:

Candidate’s name:



DID THE CANDIDATE ? 7.1 Receive verbal/written instruction/sketches.


7.3 Brace door and window frames temporarily for setting purposes.

7.4 Measure/Mark the frames and fixed hold/fast.

7.5 Prepare temporary members for erecting door and window frames.

7.6 Measure/mark and locate frame position.

7.7 Set frame in position by fixing level and line.

34

TASK SPECIFICATION

5 TASK TITLE : Constructing vertical reinforcement at jambs.


6

TASK ELEMENTS

8.1 Receives verbal/written instructions.



8.4 Cut the timber cross ties and runners for connecting together/bends and lays the reinforcement.

8.5 Prepares timber/Fabricates vertical reinforcement at jambs

8.6 Places vertical timber/reinforcements.

8.7 Readjusts stone bonds in the location.




35

TASK SPECIFICATION


Instructions: Verbal/written instruction Tools and Equipments: Measuring tape, rip saw, cross cut saw, chisel mallet, Basila, marking gauge carpenters square, builder's square,


Materials: Mason's string, marking pen, timber, nails, sand, aggregate, mud/cement, reinforcement bar, binding wire, plank.

8


8.1 Verbal/written instruction received and explained/followed without major deviation.

8.2 Tools, equipment and materials collected as per required quantity and quality.


8.4 Timber runners and cross ties grooved and/or cut to make joints/reinforcement bended and laid as per sketch.

8.5 Timber prepared/vertical reinforcement fabricated.

8.6 Vertical timber with preservative treatment/reinforcement placed in line and level within ±3mm and with clear cover of

25 mm±5mm at jambs and sides.

8.7 Masonry bonds readjusted on the location.



8.10 Curing performed in concrete elements and cement masonry after initial setting time.

36


TASK NO

T.E NO TECHNICAL KNOWLEDGE

APPLIED CALCULATION

GRAPHIC INFORMATION SAFETY & HYGIENE

8









• Types and diameter of reinforcement bar.

• Position and spacing of vertical reinforcements at

jambs.


• Readjustment of masonry bonding

• Laying and compaction



Read and interpret technical instruction. Read and interpret simple sketches.

• Use of Personal

Protective

Equipment (PPE).


lifting tools,

equipment and

materials.


handling materials,

tools and equipment

37


11 TASK TITLE: Constructing vertical reinforcement at jambs.

TASK No : 8

Location of test:

Candidate’s name:



(Comments)

DID THE CANDIDATE ?

8.1 Receive verbal/written instructions.



8.4 Cut timber cross ties, runners into required shape for connecting

together/bend and lay the reinforcement.

8.5 Prepare timber/fabricate vertical reinforcements at jambs.

8.6 Place vertical timber/reinforcements in position.

8.7 Readjust stone bonds in the location.




38

TASK SPECIFICATION

5 TASK TITLE : Performing concrete work for engineering structure.


6 TASK ELEMENTS

9.1 Receives verbal/written instructions and sketches/drawings.


9.3 Fixes, lines, level and thickness for concreting.

9.4 Checks and adjust sizes, alignment stability/strength of installed centering and shuttering.

9.5 Ensures concrete mix ratio.

9.6 Lays and compacts concrete mixture.


39

TASK SPECIFICATION

7

TASK PERFORMANCE REQUIREMENTS

Instructions : Verbal/written instruction and drawing/sketches Tools and Equipments: Marking pencil, straight edge and chalk line (string line),measuring tape, mason’s square, plumb-bob, spirit

level / line level and/or water level , mason’s string, mason’s trowel, line holder and line pin, wooden float, steel float, tamping rod, brushes, hand saws, adze and chisel, wedges, mallet, claw hammer, shovel, spade, vibrator, water drum, basket, gauge box, karai/mortar board, concrete mixer, crow bar, wheel barrow, steel bar and concrete plate form, scaffolding, ladder, stage and personal protective equipment.

Materials : Cement, sand, coarse aggregate, additives, water proofing compounds, timber stock, wooden planks, water proof plywood, plastic ,nails, jute bag, foam, chair bar and cover blocks.

8


9.1 Verbal/written instruction and drawing/sketches received.


9.3 Level, line and thickness fixed for concrete work within + 3mm.

9.4 Sizes, alignment, stability and strength of installed centering and shuttering checked and adjusted to specified shape/size.

9.5 Concrete mix ratio ensured as per instruction to achieve streak less and homogeneous concrete mix.

9.6 Concrete poured from a height not exceeding 45 cm and laid not exceeding 30 cm in layer and compacted before initial

setting time of the previous layer.

9.7 Curing performed in concrete elements and cement masonry to the specified time period.

40


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

9


• Distinguish between river bed and crushed

aggregates.

• Proper placing and storing of cement.

• Location of platform.


• Water cement ratio.

• Use of additives.

• Various grades of concrete.

• Line, level, plumb and thickness of concrete.

• Shape, size and position of formwork.

• Compact and cure concrete.

• Pour concrete without segregation of aggregates.

• Initial setting of concrete.

• Importance and use of batch box.

• Quantity of concrete mix in each batch.

• Maximum number of cement bags per batch of

manual mixing.

• Safe removal of shuttering.

• Use of PPE. • Hazards involved in

lifting and handling tools, equipment and materials.


handling lime / cement concrete.


flying chips. • Safe handling and

method of using ladder stages and scaffolding.

• Taking precautions

while working at height.


handling sharp-edged materials.


driving nails

41


11 TASK TITLE: Performing concrete work for engineering structure.

TASK No : 9

Location of test:

Candidate’s name:



DID THE CANDIDATE ?

9.1 Receive verbal/written instructions and sketches/drawings.


9.3 Fix lines, level and thickness for concreting.

9.4 Check and adjust sizes, alignment stability/strength of installed

centering and shuttering.

9.5 Ensure concrete mix ratio.

9.6 Lay and compact concrete mixture.

9.7 Perform curing.

42

TASK SPECIFICATION

5 TASK TITLE : Performing repair/patchwork in existing stone walls.


6

TASK ELEMENTS



10.3 Marks extent of repair work.

10.4 Fixes simple shoring.

10.5 Removes defective masonry units.

10.6 Removes old mortar from joint, cleans and wets the wall bed.

10.7 Prepares mortar.

10.8 Spreads grouting/inserts full bed of mortar in joints/ bed.

10.9 Measures and cuts masonry units.

10.10 Lays masonry unit in position, maintaining existing wall bed.


43

TASK SPECIFICATION


Instructions: Verbal/written instruction and sketches. Tools and Equipments: Measuring tape, mason's square, mason's string, plumb bob, spirit level/line level and/or water level brick

bolster/chupee, claw hammer, screw driver, ratchet brace, portable power hand drill, hack saw, adze, wedge, gauge rod and personal protective equipment.

Materials: Pencil/marker, rope, mud, cement, stone, sand, additives, screw, nails, bamboo, timber, holdfasts, brushes.

8


10.1 Verbal/written instruction and sketches received.


10.3 Location and extent of repair work determined and marked.

10.4 Simple shoring fixed to carry out repair work.

10.5 Defective masonry units removed not exceeding single stone beyond the mark portion, without damaging surrounding.

10.6 Old mortar removed from joints and wall surface/bed cleaned and watered.

10.7 Required quantity of mortar prepared, neither stiff nor too wet, with uniform color and consistency.

10.8 Mortar uniformly grouted or bed laid/inserted in wall base and joints.

10.9 Masonry unit measured and cut within required size.

10.10 Masonry unit laid with mortar course by course, maintaining existing bond, line, level and plumb.

10.11 Curing performed in concrete elements and cement mortar masonry after initial setting time.

44


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

10

• Use of tools, equipment and materials.

• Importance of coarse and fine sand.

• Types of mortar and their workability.

• Terminology used in stone masonry

• Use and importance of shoring.


• Use of additives.

• Bonding of stones.

Read and interpret technical specification.

• Use of PPE.

• Safe lifting techniques


handling materials,



handling lime and

cement concrete.

• Safe methods of using

scaffolding, step ladder

and taking precautions

while working at height

45


11 TASK TITLE: Performing repairing/patchwork in existing walls.

TASK No : 10

Location of test:

Candidate’s name:



(Comments)

DID THE CANDIDATE?



10.3 Mark extent of repair work.

10.4 Fix simple shoring.

10.5 Remove defective masonry units.

10.6 Remove old mortar from joints and cleans and wets the wall

surface/bed.

10.7 Prepare mortar.

10.8 Measure and cut masonry unit.

10.9 Spread grouting/insert full bed of mortar in joints/bed.

10.10 Lay masonry unit in position, maintaining existing wall bed.


46

TASK SPECIFICATION

5 TASK TITLE : Strengthening of existing stone masonry walls.


6

TASK ELEMENTS



11.3 Fixes shoring.

11.4 Replaces disturbed masonry units.

11.5 Spreads grouting/inserts full bed of mortar in joints/ bed.

11.6 Lays masonry unit in position, maintaining existing wall bond.

11.7 Fixes wood/bamboo for positioning/tightening of wires

11.8 Fixes tying points.

11.9 Drills and inserts GI ties in tying points.

11.10 Packs stones on the excess hole.

11.11 Lays and tightens vertical wires.

11.12 Weaves gabion net.

11.13 Ties up outer and inner gabion net.


47

TASK SPECIFICATION


Instructions: Verbal/written instruction and sketches. Tools and Equipments: Measuring tape, pliers, mason's square, mason's string, claw hammer, hand drill, adze, wedge and personal

protective equipment. Materials: Marker, rope, mud, cement, sand, gabion wires, admixtures, screw, nails, bamboo, timber.

8


11.1 Verbal/written instruction and sketches received, explained and followed without major deviation.

11.2 Tools, equipment and materials collected as per required quantity and quality.

11.3 Shoring fixed.

11.4 Defective masonry units removed not exceeding single stone beyond the mark portion, without damaging surrounding.

11.5 Mortar uniformly grouted or bed laid/inserted in wall base and joints.

11.6 Masonry unit laid with mortar course by course, maintaining existing bond, line, level and plumb.

11.7 Wood/bamboo fixed for positioning/tightening of wires.

11.8 Tying points fixed at the interval of 60± 15 cm in horizontal and vertical alignment.

11.9 Stone walls drilled and GI ties of length wall thickness + 20 cm inserted in tying points.

11.10 Stones packed on the excess hole.

11.11 Vertical wires laid along the alignment and tightened in inner and outer surface of walls.

11.12 Gabion wires laid along the horizontal alignment and weaved with vertical wires.

11.13 Inner and outer gabion net tied up by pre inserted GI cross ties.

11.14 Curing performed in concreted elements and cement masonry after initial setting time.

48


TASK NO

T.E NO


GRAPHIC INFORMATION

SAFETY & HYGIENE

11

• Tools, Equipment and materials: o Use and application o Handling techniques o Safety measures

• Common terminology used in strengthening. • Importance of using quality tools, equipment and

materials in building construction.

• GI Wire: o Types o Size o Placement of wires o Rusting condition of wires

• Common types of admixture and their uses.

Convert FPS to metric system and vice versa.

Calculate required quantity of materials.

Calculate volume of work done.

Read and interpret technical specification.

• Use of PPE.

• Safe lifting techniques


handling materials,


• Importance and reason

for fixing safety sign at

site.

• Safe methods of using

scaffolding, step ladder

and taking precautions

while working at height

49


11 TASK TITLE: Strengthening of existing stone masonry walls.

TASK No : 11

Location of test:

Candidate’s name:



(Comments)

DID THE CANDIDATE?



11.3 Fix shoring.

11.4 Replace disturbed masonry units.

11.5 Spread grouting/insert full bed of mortar in joints/ bed.

11.6 Lay masonry unit in position, maintaining existing wall bond.

11.7 Fix wood/bamboo for positioning/tightening of wires

11.8 Fix tying points.

11.9 Drill and insert GI ties in tying points.

11.10 Pack stones on the excess hole.

11.11 Lay and tighten vertical wires.

11.12 Weave gabion net.

11.13 Tie up outer and inner gabion net.


job specification and skill test · building stone walls in rubble and ashlar masonry. 5....

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