Wash. Admin. Code § 296-307-25003
A rail used to provide employees with a handhold for support.
Hole. A gap or void two inches or more in its least dimension, in a floor, roof, or other surface.
Opening. A gap or void thirty inches (76 cm) or more high and eighteen inches (48 cm) or more wide, in a wall or partition, through which employees can fall to a lower level.
Platform. A work surface elevated above the surrounding floor or ground.
Runway. A passageway for persons, elevated above the surrounding floor or ground level, such as a footwalk along shafting or a walkway between buildings.
Stair railing. A vertical barrier along exposed sides of a stairway to prevent people from falling.
Standard railing. A vertical barrier along exposed edges of a floor opening, wall opening, ramp, platform, or runway to prevent people from falling.
Standard strength and construction. Any construction of railings, covers, or other guards that meets the requirements of this section.
Toeboard. A vertical barrier at floor level along open sides or edges of a floor opening, platform, runway, ramp, or other walking/working surface to prevent materials, tools, or debris from falling onto persons passing through or working in the area below.
Wash. Admin. Code § 296-307-25003
97-09-013, recodified as § 296-307-25003, filed 4/7/97, effective 4/7/97. Statutory Authority: RCW 49.17.040,[49.17.]050 and [49.17.]060. 96-22-048, § 296-306A-25003, filed 10/31/96, effective 12/1/96.