Portable ladders used to gain access to an upper landing surface have side rails that extend at least 3 feet 0 9 m above the upper landing surface see figure d 1 of this section.
Using a portable ladder to access roof osha.
Roofers will usually use an extension ladder to gain access to the roof and a second extension ladder with wheels and hooks to secure it to the ridge of the roof to complete the work from the roof.
In accordance with 29 cfr 1910 23 c employers must ensure that.
The standard does not apply to ladders specifically manufactured for scaffold access and egress but does apply to job made and manufactured portable ladders intended for general purpose use.
Residential roofers will most often use a combination of different ladders to install shingles or complete other roofing tasks.
Rungs and steps are slip resistant.
The side rails of through or side step fixed ladders shall extend 42 inches 1 1 m above the top of the access level or landing platform served by the ladder.
Roofing contractor and american ladder institute.
Osha defines a portable ladder as one that can readily be moved or carried and usually consists of side rails joined at intervals by steps rungs or cleats 29 cfr 1910 21.
If the parapet is continuous the access level shall be the top of.
Always inspect the ladder prior to using it.
Always maintain a 3 point two hands and a foot or two feet and a hand contact on the ladder when climbing.
Rules for ladders used on or with scaffolds are addressed in 29 cfr 1926 451 subpart l.