PDFWAC 296-876-60070
Cages.
(1) You must make sure the cage meets all of the following:
(a) Extends at least forty-two inches above the top of the platform or above the point of access and egress at the top of the ladder.
(b) Has provisions for accessing and egressing the platform or the point of access or egress of the ladder.
(c) There is at least twenty-seven inches, but not more than thirty inches, from the cage to the centerline of the step or rung at all points except where the cage flares at the bottom of the ladder.
(d) The cage is at least twenty-seven inches wide.
(e) There are no projections inside the cage.
(2) You must make sure the bottom of the cage is:
(a) At least seven feet but not more than eight feet above the point of access to the bottom of the ladder; and
(b) Flared at least four inches all around within the distance between the bottom horizontal band and the next higher band.
(3) You must make sure vertical bars are:
(a) Spaced at intervals of nine and one-half inches or less on center around the circumference of the cage; and
(b) Fastened to the inside of the horizontal bands.
(4) You must make sure the horizontal bands meet all of the following:
(a) The vertical intervals between horizontal bands are not more than four feet on center.
(b) The horizontal bands of ladders with side rails are fastened to the side rails.
(c) The horizontal bands of individual-rung ladders are fastened directly to the structure, building, or equipment.