WAC 296-17A-0103. Classification 0103

0103-09 Drilling or blasting: N.O.C. Applies to: • Businesses engaged in drilling operations for others not covered by another classification (N.O.C.); and • Blasting operations not covered by another classification (such as the blasting of rock in connection with highway, street, or road construction). Types of drilling include, but are not limited to: • Drilling of holes in rock for shot holes; • Exploratory well drilling; and • Well drilling for oil, gas, or water. Work activities include, but are not limited to: • Digging holes using equipment. Equipment used include, but are not limited to: • Auger drills; • Bits (size will vary depending upon the terrain or material to be drilled and the depth and size of holes to be drilled); • Drilling rigs; and • Jackhammers. Exclusions: • Drilling operations performed in connection with concrete or building construction is classified in the construction classification applicable for the work being performed; • Drilling done in connection with all types of underground or surface mining and quarry operations is classified in the applicable mining classification; • Blasting performed as part of building demolition is classified in 0518; and • Pile construction is classified in: 0202-02, Pile construction: Driven method; or 0202-06, Pile construction: Drilled method. 0103-10 Geophysical exploration: Seismic detection of the mechanical properties of the earth Applies to: Businesses engaged in geophysical exploration, by seismic detection, of the earth's subsurface. Work crew occupations include, but are not limited to: • Computer analyst; • Drillers; • Observers; • Permit person; • Shooters; • Surveyors; and • Party chief. Work activities include, but are not limited to: • Using the seismic detection method - dynamite blasts simulate miniature earthquakes. Earthquake detectors record the vibrations. • Taking photographic records. • Interpreting the data collected to develop a contour map of the rocks and their foundation, often to depths of several thousand feet. Exclusion: • Geophysical exploration without seismic detection is classified in 1007.