Contractor Grading Designation

Tender Value Range designation

Maximum value of contract that a contractor is considered capable of performing (R)

1(class of construction works)

1

200 000

650 000

2 000 000

4 000 000

6 500 000

13 000 000

40 000 000

130 000 000

No limit

2(class of construction works)

2

3(class of construction works)

3

4(class of construction works)

4

5(class of construction works)

5

6(class of construction works)

6

7(class of construction works)

7

8(class of construction works)

8

9(class of construction works)

9

Description

Designation

Definition

Work types

Examples

Civil engineering works

CE

Construction works that are primarily concerned with the materials such as steel, concrete, earth and rock and their application in the development, extension, installation, maintenance, removal, renovation, alteration, or dismantling of building and engineering infrastructure.

Water, sewerage, roads, railways, harbours and transport, urban development and municipal services

Structures such as a cooling tower, bridge, culvert, dam, grand stand, road, railway, reservoir, runway, swimming pool, silo or tunnel

The results of operations such as dredging, earthworks and geotechnical processes.

Township services, water treatment and supply, sewerage works, sanitation, soil conservation works, irrigation works, stormwater and drainage works, coastal works, ports, harbours, airports and pipelines

Electrical engineering works (infrastruct-ure)

EP

Construction works that are primarily concerned with development, extension, installation, removal, renovation, alteration or dismantling of engineering infrastructure

Electrical power generation, transmission, control and distribution equipment and systems

Power generation

Street and area lighting

Substations and protection systems

Township reticulations

Transmission Lines

Supervisory control and data acquisition systems

Electrical engineering works (buildings)

EB

Construction works that are primarily concerned with the installation, extension, modification or repair of electrical installations in or on any premises used for the transmission of electricity from a point of control to a point of consumption, including any article forming part of such an installation.

All electrical equipment forming an integral and permanent part of buildings and/or structures, including any wiring, cable jointing and laying and electrical overhead line construction

Electrical installations in buildings

Electrical reticulations within a plot of land (erf) or building site

Standby plant and uninterrupted power supply

Verification and certification of electrical installations on premises

General building works

GB

Construction works that:

Buildings and ancillary works other than those categorized as being:

Buildings for domestic, industrial, institutional or commercial occupancies

Car ports

Fences other than classified as SS

Stores

Walls

Mechanical engineering works

ME

Construction works that are primarily concerned with the development, extension, installation, renewal of engineering infrastructure for gas transmission and distribution, solid waste disposal, heating, ventilation and cooling, chemical works, metallurgical works, manufacturing, food processing and, materials handling.

Machine systems including those relating to the environment of building interiors.

Air-conditioning and mechanical ventilation

Boiler installations and steam distribution

Central heating

Centralised hot water generation

Cranes and hoists

Dust and sawdust extraction

Compressed air, gas and vacuum installations

Conveyor and materials handling installations

Continuous process systems involving chemical works, metallurgical works, oil and gas wells, acid plants, metallurgical machinery, equipment and apparatus, and works necessary for the beneficiation of metals, minerals, rocks, petroleum and organic substances and other chemical processes

Kitchen equipment

Laundry equipment

Lift installations and escalators

Refrigeration and cold rooms

Waste handling systems (including compactors)

Specialist works

SB

A subject of construction works identified and defined by the Board that involves specialist capabilities for its execution.

The extension, installation, repair, maintenance or renewal, or removal, of asphalt

SC

The development, extension, installation, removal and dismantling, as relevant, associated with building excavations, shaft sinking and lateral earth support

SD

The development, extension, installation, repair, renewal, removal or alteration of corrosion protection systems (cathodic, anodic and electrolytic)

SE

Demolition of buildings and engineering infrastructure and blasting

SF

The development, extension, installation, renewal, removal, renovation, alteration or dismantling of fire prevention and protection infrastructure (drencher and sprinkler systems and fire installation)

SG

The development, extension, installation, renewal, removal, renovation, alteration or dismantling of glazing, curtain walls and shop fronts

SH

The development, extension, installation, maintenance, renewal, removal, alteration or dismantling, as relevant, of landscaping, irrigation and horticultural works

SI

The development, extension, installation, repair, maintenance, renewal, removal, renovation, alteration or, dismantling of lifts, escalators, travellators and hoisting machinery

SJ

The development, installation, removal, or dismantling, as relevant, of piles and other specialized foundations for buildings and structures

SK

The installation, renewal, removal, alteration or dismantling, as relevant , road markings and signage

SL

The development, extension, installation, renewal, removal, renovation alteration or dismantling of structural steelwork and scaffolding

SM

Timber buildings and structures

SN

The extension, installation, repair, maintenance, renewal, removal, renovation or alteration, as relevant, of the waterproofing of basements, roofs and walls using specialist systems

SO

The development, extension, installation, renewal, removal, alteration or dismantling or demolition of water installations and soil and waste water drainage associated with buildings (wet services, plumbing)

SQ

The development, extension, installation, repair, removal, alteration, dismantling or demolition of precast concrete or steel fencing