You must use ladders with nonconductive side rails where the ladder could contact uninsulated, energized electric lines or equipment. Metal ladders or other ladders specifically designed to permit grounding or dissipation of static electricity may be used around high-static electrical fields if all of the following are met:
Note: Examples of ladders with conductive side rails are metal ladders, and wood or reinforced plastic ladders with metal side rail reinforcement.
Wash. Admin. Code § 296-876-40035
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 05-20-068, § 296-876-40035, filed 10/4/05, effective 1/1/06.