Barricade. An obstruction to deter the passage of persons or vehicles.
Signs. The warnings of hazard, temporarily or permanently affixed or placed, at locations where hazards exist.
Signals. Moving signs, provided by workers, such as flaggers, or by devices, such as flashing lights, to warn of possible or existing hazards.
Wash. Admin. Code § 296-155-315
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 04-24-089, § 296-155-315, filed 12/1/04, effective 1/1/05; 03-06-075, § 296-155-315, filed 3/4/03, effective 8/1/03. Statutory Authority: Chapter 49.17 RCW. 94-15-096 (Order 94-07), § 296-155-315, filed 7/20/94, effective 9/20/94; Order 76-6, § 296-155-315, filed 3/1/76.