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.
Wash. Admin. Code § 296-17A-0701
07-01-014, recodified as § 296-17A-0701, filed 12/8/06, effective 12/8/06. Statutory Authority: RCW 51.16.035. 98-18-042, § 296-17-528, filed 8/28/98, effective 10/1/98; 96-12-039, § 296-17-528, filed 5/31/96, effective 7/1/96. Statutory Authority: RCW 51.04.020(1) and 51.16.035. 94-12-063, § 296-17-528, filed 5/30/94, effective 6/30/94. Statutory Authority: RCW 51.16.035. 85-24-032 (Order 85-33), § 296-17-528, filed 11/27/85, effective 1/1/86; Order 76-36, § 296-17-528, filed 11/30/76; Order 73-22, § 296-17-528, filed 11/9/73, effective 1/1/74.