WAC 296-17A-0701. Classification 0701

0701-00 New dam construction: All operations in dam site area Applies to: Contractors engaged in the construction of new dams only, and includes all operations in the dam site area. A dam is a barrier built across a waterway to control the flow or level of water. This classification includes all operations to construct a new dam in the dam site area. Constructing the foundation and structure includes, but is not limited to: • Boring or tunneling; • Caisson work; • Earth and rock excavation; • Erection of cofferdams; • Erection of scaffolds; • False work (temporary forms and support structures); • Operation of concrete distribution apparatuses; • Pile driving or shaft sinking; • Placement of gates, turbines, control towers, and electrical wiring apparatus; • Placement of reinforcing steel and rebar; • Pouring and finishing concrete; and • Setting and stripping of forms. This classification also includes the incidental construction of fish ladders as part of the new dam construction project. Exclusions: • All other construction, service, or repair work done as part of an existing dam is classified in the classification applicable to the phase of construction work being performed. • For example, the inspection of the foundation of an existing dam by divers is classified in 0202; the patching of cracks in the dam is classified in 0518.