GLOSSARY

Activity

Activity refers to value of a specific stage of the construction undertaken, e.g. work commenced, work done or work yet to be done.

Bridges

Includes those for the support of roads, railways, causeways and elevated highways.

Commencements (value of work commenced)

A project is regarded as having commenced when the site works begin, with the following exceptions:

• Some public sector authorities are unable to report on this basis. In such cases, the authorities report the value of their annual works budget in September quarter each year.
• For very large projects, where a significant amount of work is done off-site, the project may be commenced before the site works begin.

Electricity generation, transmission and distribution

Includes power stations; substations; hydro-electric generating plants; associated work i.e. towers; chimneys; transmission and distribution lines.

Harbours

Includes boat and yacht basins; breakwaters; retaining walls; docks and piers; terminals; wharves; dredging works; marinas.

Heavy industry

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.

Pipelines

Includes oil and gas pipelines; urban supply mains for gas; pipelines for refined petroleum products, chemicals, foodstuffs, etc.

Railways

Includes tracklaying; overhead power lines and signals; platforms; tramways; tunnels for underground railways; fuel hoppers.

Recreation

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.

Telecommunications

Includes mobile phone, radio, television, microwave and radar transmission towers; telephone lines and underground cables; coaxial cables.

Type

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.