PDFWAC 296-876-40010
Workplace activities or traffic.
(1) You must protect ladders that are set up in a location where they could be displaced by workplace activities or traffic by either:
(a) Securing the ladder to prevent accidental displacement; or
(b) Using a barricade to keep the activities or traffic away from the ladder.
(2) You must protect ladders that are set-up in front of doors that open towards the ladder by doing at least one of the following:
(a) Block the door open.
(b) Lock the door.
(c) Guard the door to keep it from opening into the ladder.