You must have the operator survey the area, before using an aerial lift, for hazards such as:
Wash. Admin. Code § 296-869-20035
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 06-19-073, § 296-869-20035, filed 9/19/06, effective 1/1/07.