Applies to:
All types of open cut mining, also commonly referred to as surface mining, open pit mining, or strip mining, whereby ores and minerals are extracted from a large hole or pit on the surface.
Materials extracted include, but are not limited to:
* All types of ore;
* Asbestos;
* Asphalt;
* Chalk;
* Graphite;
* Gypsum;
* Mica;
* Phosphate rock;
* Talc.
Work activities include, but are not limited to:
* Excavating and stripping the surface material with use of drag lines, power shovels or earth moving equipment.
* Loading products onto dump trucks or belt conveyors for movement to railroad sidings.
* Loading into ore cars for shipment to processing plants.
* Hydraulic mining - Material is excavated by moving a stream of high pressure water over the mining face.
* Placer mining - Obtains minerals from placers by use of running water such as on a stream or the shoreline.
Equipment used include, but are not limited to:
* Bulldozers;
* Compressors;
* Conveyors;
* Drag lines;
* Pneumatic drilling rigs;
* Scrapers;
* Shovels;
* Trucks.
Exclusions:
* Underground mining is classified in 1702;
* Quarrying is classified in 1704.
Wash. Admin. Code § 296-17A-1703
07-01-014, recodified as § 296-17A-1703, filed 12/8/06, effective 12/8/06. Statutory Authority: RCW 51.16.035. 98-18-042, § 296-17-550, filed 8/28/98, effective 10/1/98; 85-24-032 (Order 85-33), § 296-17-550, filed 11/27/85, effective 1/1/86; Order 75-38, § 296-17-550, filed 11/24/75, effective 1/1/76; Order 73-22, § 296-17-550, filed 11/9/73, effective 1/1/74.