More importantly the risk of injury or even death from this hazard creates a serious safety and liability concern for building owners.
Osha regulations roof access.
Osha considers it a working area.
This means that the building owner needs to work with their maintenance staff to develop a safe work plan for any work on the roof.
If the parapet is continuous the access level is the top of the parapet.
Parapet ladders must have an access level at the roof if the parapet is cut to permit passage through it.
Side rails of through or side step fixed ladders must extend 42 inches 1 1 m above the top level or landing platform served by the ladder.
These standards are flexible providing multiple options for maintaining compliance.
How far the d ring shifts and the harness stretches when it supports the full weight of a fallen worker including the weight of tool belts and other attached equipment or tools.
Osha has set forth regulations codifying the steps building owners must take to protect roof openings including roof hatches.
Conversely they can leave it up to individual contractors to provide safe access to the roof during maintenance activities.
1910 23 osha s requirements for locking type snaphooks on pole strap systems 03 13 1996 1910 23 platforms and ladders on communication towers.
Osha requires that this distance be no greater than 3 5 feet 29 cfr 1926 502 d 16 iv but it may be less for some pfas equipment.