WAC 296-17A-0107. Classification 0107

0107-00 Utility line construction: Underground, N.O.C. Applies to: Contractors engaged in underground utility line or cable construction. Work activities include, but are not limited to: • Installation and maintenance of underground communication and power lines, including main, extension and outside service connection lines by utility contractors; • Laying line or cable; • Digging, filling or backfilling trenches. Machinery includes, but is not limited to: • Automatic equipment, which in one operation opens the trench, lays the line and backfills; • Backhoes; • Dump trucks; • Mechanical or manual trench diggers. Exclusions: • Land or road clearing and excavation are classified in 0101. • Overhead television, power, or telephone lines including poles or towers are classified in 0509 or the applicable utility business classification. • Asphalt surfacing/resurfacing is classified in 0210 or 0212. • Concrete construction is classified in the applicable concrete construction classification(s). • Construction specialty services including the installation of guardrails, lighting standards and striping are classified in 0219. • Installation and hookup of electrical wiring from where the utility company's lines end to the structure's power meter by the contractor wiring a building are classified in 0601. • Construction of sewer lines, drainage systems, canals, ditches, or underground tanks are classified in 0108. • Installation of cable in buildings is classified in 0601. • Laying pipe or pipeline construction is classified in 0107-01. 0107-01 Pipe laying, N.O.C. Applies to: Contractors laying pipe or pipeline construction. Work activities include, but are not limited to: • Installation and maintenance of underground pipes or pipelines to include gas, oil, or water main pipelines and other pipelines extending cross country; • Laying pipes or pipelines; • Digging, filling, and backfilling of trenches for pipes. Machinery used includes, but is not limited to: • Backhoes; • Dump trucks; • Mechanical or manual trench diggers. Exclusions: • Land or road clearing and excavation is classified in 0101. • Overhead television, power, or telephone lines including poles or towers are classified in 0509 or the applicable utility business classification. • Asphalt surfacing/resurfacing is classified in 0210 or 0212. • Concrete construction is classified in the applicable concrete construction classification(s). • Construction specialty services including the installation of guardrails, lighting standards and striping are classified in 0219. • Installation and hookup of electrical wiring from where the utility company's lines end to the structure's power meter by the contractor wiring a building is classified in 0601. • Construction of sewer lines, drainage systems, canals, ditches, or underground tanks are classified in 0108. • Installation of cable in buildings is classified in 0601. • Construction of underground utility lines or cable is classified in 0107-00.