Trade (Code: Skilled Worker/ Semi-skilled Worker#) Job Description Trade (Code: Skilled Worker/ Semi-skilled Worker#) Job Description Trade (Code: Skilled Worker/ Semi-skilled Worker#) Job Description
Asphalter (Road Construction)

(C302 / NA )
To mix, place and compact bituminous material using vibrating machines; to level and smoothen bituminous material according to specified level marks. Marble Worker

(C324 / C424)
To set out, measure, cut and set marble slabs, granite slabs or similar stones on walls, floors, or other surfaces; to grind and polish marble, granite or similar stones. General Worker

(C406)
To perform general cleaning, minor excavation work and other simple duties as directed by the skilled worker or other supervisory staff. S/he should possess simple job-related skills which may be acquired on-the-job or off-the-job.
Bamboo Scaffolder

(C303 / C403)
To erect and dismantle bamboo scaffolding required in construction, repair or decoration work; and other forms of structures. Mason

(C326 / C426)
To split and shape stones, and build and lay stone works to specified thickness, patterns and shapes. Excavator (incl. in General Worker C406) To perform manual excavation work.
Bar Bender and Fixer

(C304 / C404)
To cut, bend and fix reinforcement steel bars according to drawings and bending schedules. Metal Worker

(C328 / C428)
To fit, assemble, weld and forge metal parts; to install non-structural metalwork; to operate metalworking machines; to make templates; to repair metal formwork. Concreting Labourer

(incl. in General Worker C406)
To transport mixed concrete using wheel barrows or other equipment and perform general duties during pouring of concrete.
Bricklayer

(C305 / C405)
To lay bricks and other building blocks, except stone and marble, for construction and repair of walls, partitions, arches, openings and other structures. Painter & Decorator

(C329 / C429)
To prepare surfaces, fittings and fixtures of buildings and other structures for painting and decorating; to apply paints or similar protective and decorative materials; to lay out and write letters, characters and other signs. Heavy Load Labourer (incl. in General Worker C406) To lift, handle and transport heavy objects on site using mainly physical strength. The job generally requires little skill other than basic manual lifting and handling techniques
Carpenter

(Formwork)
(C307 / C407)
To erect and strike timber formwork for buildings and civil engineering construction works. Plant and Equipment Operator (Load Shifting)

(C333 / NA )
To operate one or more types of construction plant and equipment for load shifting including excavator, bull dozer, loader, mini-loader, mini-loader with attachments etc. Diver’s Lineman

(incl. in General Worker C406)
To assist the diver and be responsible for communicating with the diver in diving.
Concretor

(C309 / C409)
To mix, place and compact concrete using vibrating machines; to carry out curing, levelling and smoothening of concrete. Plasterer

(C337 / C437)
To apply coats of plaster to and render walls and ceilings to produce a finished surface; to screed floors, staircases and roofs. Building Services Maintenance Mechanic

(E302 / E402)
To operate, maintain and repair various types of building services systems and equipment.
Construction Plant Mechanic

(C310 / C410)
To maintain and repair building and civil engineering plant and machinery. Plumber

(C338 / C438)
To assemble, install, repair and maintain pipes, fittings, sanitary fixtures, cold, hot and flush water systems, and soil, waste and rain water drainage systems in buildings. Cable Jointer (Power)

(E303 / NA )
To join low voltage cables either with the circuits dead or one or both cables energized; to join dead cables of all voltages.
Diver

(C313 / NA )
To perform under-water operations related to inspection, construction and repair of structures and demolition; to prepare reports on all the foregoing operations. Rock-Breaking Driller

(C339 / NA )
To operate pneumatic or hydraulic drill to make holes and openings or break up concrete, rock or other hard materials. Electrical Fitter

(incl. Electrician)
(E305 / NA )
To install, test, commission and repair electrical installations and wiring in accordance with regulations and specifications; to fit, assemble, erect, install and repair electrical systems and equipment.
Drainlayer

(C314 / NA )
To lay and join underground drains, construct manholes, install pipes and fittings, construct beds and haunches and surround pipes with concrete. Rigger/Metal Formwork Erector

(C341 / NA )
To set up lifting apparatus and equipment for lifting and lowering of materials, etc; to fix and dismantle large panel metal formwork. Fire Service Mechanic

(E306 / NA )
To install, test, maintain, inspect and repair fire services piping systems, automatic fire alarm (AFA) systems, manual fire alarm systems, mechanical or electrical or electronic parts of fire services systems, and portable fire services equipment.
General Welder

(C318 / C418)
To carry out general welding or cutting work by electric arc, oxy-acetylene flame or other welding processes. Structural Steel Erector

(C345 / C445)
To drill, cut and shape steel sections; to assemble structural members and erect steel structures by riveting or bolting; to operate power shears, flame cutting equipment and other tools. Lift and Escalator Mechanic

(E309 / NA )
To install, adjust, service, maintain and repair lifts and escalators.
Glazier

(C319 / NA )
To measure, cut and fix glass panes with silicone plastic or beads; to grind or round edges etc. Structural Steel Welder

(C346 / NA )
To cut or join structural steel sections including steel water mains or steel gas mains by electric arc, oxy-acetylene flame, or other welding processes. Mechanical Fitter

(E310 / E410)
To fit, assemble, erect, install and repair mechanical plants and equipment, including emergency generators.
Joiner

(C322 / C422)
To carry out all internal and external woodwork (except formwork and fender) using both hand tools and woodworking machinery. Truck Driver

(C349 / NA )
To drive heavy vehicles or special purpose vehicles to transport construction equipment or materials, building debris or excavated materials within or into or out of construction sites. Refrigeration/ Air-conditioning/ Ventilation Mechanic

(E314 / E414)
To fit, assemble, erect, install, commission, service, operate, maintain and repair air-conditioning systems including refrigerating, air-handling and ventilation equipment and the associated electrical control; cold stores, ice-making and other refrigerating equipment; air-conditioning and ventilation equipment forming part of a fire services system
Leveller

(C323 / C423)
To read and interpret drawings; to set up job lines and levels and prepare templates.        

* Updated job descriptions may be issued when necessary.

# "NA" in a trade code denotes that the Skilled Worker or Semi-skilled Worker, where appropriate, is not applicable for that trade.