WAC 296-79-200
Bridge and dock plates. Properly constructed bridge or dock plates must be
furnished and used to bridge the area between a dock and truck or
railroad car. The following requirements must be complied with
for construction and use of such bridge or dock plates:
(1) Strength. The plate must be capable of supporting three
times the maximum load to which it will be subjected.
(2) Stops. The plates must be provided with positive stops
to prevent the plates from shifting or moving.
(3) Plates.
• The plates must bear solidly on the dock and on the floor
of the car or truck.
• Plates with excessive teeter or rock must be repaired or
replaced.
(4) Upturn or lip on plates. The sides of bridge or dock
plates must have an upturn or lip of at least 4 inches covering
the area between the edge of the loading dock and edge of car or
truck floor whenever this distance exceeds 18 inches to prevent
wheeled equipment from running off the sides.
(5) Bearing surface. Bridge or dock plates must have at
least 6 inches bearing surface on the loading dock.
(6) Suitable fittings to be used. Bridge or dock plates
intended to be moved by mechanized equipment must be designed for
this purpose or appropriate fittings or attachments must be used.
[Statutory Authority: RCW 49.17.010, [49.17].040 and[49.17].050
. 99-16-083, § 296-79-200, filed 8/3/99, effective
11/3/99; Order 74-24, § 296-79-200, filed 5/6/74; Order 70-6, §
296-79-200, filed 7/10/70, effective 8/10/70.]