Classification sub-group 405-02 - Constructing dams, wharves, bridges and steel

Industry sector 4 – Construction

Rate risk category 250%

Included	Similar but classified elsewhere
Construction or repair of a bridge or overpass that has a span of more than 40 feet and/or where the floor is more than 10 feet above the ground. Includes incidental pilings or cast-in-place pilings.	Constructing a bridge with a span of less than 40 feet and/or less than 10 feet above the ground is found under 408-03 – Roadwork. Custom piling is found under 407-09 – Piling and underwater construction.
Construction of dam or reservoir not connected with hydroelectric power development Repairs to dams including those with a power plant Construction of flood dikes on river banks and around communities	Dam construction associated with a hydroelectric generating plant or power development is found under 409-03 – Tower and energy construction. Excavation not related to dams or dikes is found under 407-06 – Excavation, foundations, installing pools and tanks.
Construction of wharves, docks or piers	Custom diving or pile installation is found under 407-09 – Piling and underwater construction
Erection of large steel buildings that require a structural steel frame work. Lifting structural steel into place – steel girders or beams and columns are welded, bolted or riveted together and are used to support such structures as warehouses, large buildings and plants.	Construction of Quonset or Butler type metal buildings is found under 401-02 – Building construction. Installing metal siding on commercial buildings is found under 401-04 – Installing metal products.
Installation of fire escapes.	Installation of other metal products is found under 401-04 – Installing metal products