Archived - Standard Industrial Classification - Establishments (SIC-E) 1980

F - Construction Industries

41 - Industrial and Heavy (engineering) Construction Industries

Industrial and heavy construction contractors primarily engaged in the construction of projects other than buildings. Establishments classified here undertake complete projects which will cover several components, varying proportions of which can be either sub-contracted to trade contractors or can be done by the general contractor's own labour force. Establishments that do some construction work but which are primarily engaged in another activity such as utility operation, manufacturing or mining are classified by their principal activity.

412 - Highway and Heavy Construction

Establishments primarily engaged in constructing highways, streets and bridges, waterworks and sewage systems and other heavy construction projects.

4121 - Highways, Streets and Bridges

Establishments primarily engaged in the construction and repair of highways, streets and bridges. Establishments primarily engaged in asphalt paving other than on highways, streets and bridges are classified in 4216 - Asphalt Paving, construction those specializing in steel erection are classified in 4227 - Structural Steel Erection and those primarily engaged in highway, street or bridge maintenance are classified in 4591 - Highway, Street and Bridge Maintenance Industry.

4122 - Waterworks and Sewage Systems

Establishments primarily engaged in the construction of water mains, sewers and drains. Establishments primarily engaged in the construction of sewage treatment plants and filtration plants are classified in 4021 - Manufacturing and Light Industrial Building, construction.

4123 - Hydroelectric Power Plants and Related Structures(Except Transmission Lines)

Establishments primarily engaged in constructing hydroelectric generating stations, including power dams, penstocks and other related structures.

4124 - Power and Telecommunication Transmission Lines

Establishments primarily engaged in erecting power and telecommunication transmission and distribution towers and lines, including antennas.

4129 - Other Heavy Construction

Establishments primarily engaged in marine and railway construction, parks and sports facility construction (other than arenas) and other heavy construction (engineering) work not elsewhere classified. Establishments primarily engaged in constructing hydroelectric dams are classified in 4123 - Hydroelectric Power Plants and Related Structures (Except Transmission Lines), construction and those primarily engaged in constructing buildings such as arenas are classified in 4022 - Commercial Building, construction.