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Electricity generation, transmission and distribution
Includes power stations; substations; hydro-electric generating plants; associated work i.e. towers; chimneys; transmission and distribution lines.
Includes boat and yacht basins; breakwaters; retaining walls; docks and piers; terminals; wharves; dredging works; marinas.
This category is the total of ‘Oil, gas, coal, bauxite, aluminia and other minerals’ and ‘Other heavy industry’.
Oil, gas, coal, bauxite, aluminia and other minerals
Includes construction of production, storage and distribution facilities; refineries; pumping stations; construction of mines.
Other heavy industry
Includes construction of chemical plants; blast furnaces; steel mills; other industrial processing plants; ovens.
Includes oil and gas pipelines; urban supply mains for gas; pipelines for refined petroleum products, chemicals, foodstuffs, etc.
Includes tracklaying; overhead power lines and signals; platforms; tramways; tunnels for underground railways; fuel hoppers.
Includes golf courses; playing fields; racecourses; stadiums; swimming pools; landscaping; park construction.
Roads, highways and subdivisions
Includes parking areas; cycle paths; airport runways; pedestrian and vehicle overpasses; traffic lights; roundabouts; associated road drainage works; street and highway lighting; road resurfacing, kerbing and guttering, road tunnels.
Sewerage and drainage
Includes sanitary and storm sewers; sewage treatment plants; stormwater drains; drainage systems.
Includes mobile phone, radio, television, microwave and radar transmission towers; telephone lines and underground cables; coaxial cables.
Type refers to the category of construction undertaken, e.g. Roads, highways and subdivisions; Bridges; Railways; etc.
Value of work done
The value of work done for the private sector consists of the value of work done on prime contracts, plus speculative contracts, plus work done on own account. The value of work done for the public sector is the work done by the organisation’s own workforce and subcontractors.
Value of work yet to be done
The value of outstanding work for the project at the end of the period. Rise and fall and other cost variations can lead to increases or decreases in the value of work yet to be done.
Water storage and supply
Includes dams; weirs; reservoirs; embankments for water diversion; water pipelines; mains and treatment plants; flood prevention and erosion; aqueducts; water conduits; systems conveying water to residences, commercial and industrial establishments.
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