2 368 suggested that osha insert a new paragraph 1926 451 c 5 as follows.
Scaffold stair tower regulations.
Internal access decks provide working decks bracing elements and access all in one.
I have inside and or outside handrails.
Easy reach stair units are fully welded to australian standards as 1576 1 as1657.
This is in response to your april 30 1999 fax asking for clarification of osha s policy regarding the use of scaffold stair towers for access to upper floors during construction of multistory buildings.
Uses standard layher components.
When scaffold stairs are used for access to locations other than scaffold platforms the provisions of 1926 subpart x apply.
All layher stairs meet u s.
Prefabricated scaffold steps or stairs manufactured on or before may 28 2005 shall comply with the design manufacture and installation requirements of either the american national standard ansi a10 8 1988 scaffolding safety requirements or the ansi asse a10 8 2001 safety.
C permanent stairways shall comply with the applicable provisions of the general industry safety orders.
Tg20 13 provides compliant scaffolds for a limited range of cantilever scaffolds loading bays static towers use of rakers bridges and protection fans.
When scaffold platforms are more than 2 feet 0 6 m above or below a point of access portable ladders hook on ladders attachable ladders stair towers scaffold stairways towers stairway type ladders such as ladder stands ramps walkways integral prefabricated scaffold access or direct access from another scaffold structure.
Comfort stairs used to configure a landing type stair tower for allround or speedyscaf scaffold constructions.
Back to reference of note 1 tg20 13 provides a range of compliant scaffolds which can be boarded at any number of lifts but only two platforms can be used as working platforms at any one time.
Scaffolding hazards continue to rank high on the list of the most frequently cited standards in the construction industry.
In particular one commenter ex.
Pictured is a typical stretcher double stair access tower with a top landing height of 12 metres.
Misuse of the scaffold where a ladder is used on a tower causing it to overturn or when a person falls while the tower is being moved.
The agency s recent rule safety standards for scaffolds use in the construction industry rule aims to protect workers using scaffolding in construction work.
Consequently scaffold stairs which meet all the requirements of subpart x may be used for temporary access to upper floors while constructing multistory buildings.
They are available in 2 0m 1 5m and 1 0m rises.
Erection and dismantling the manufacturer supplier or hirer has a duty to provide an instruction manual explaining the erection sequence including any bracing requirements.
Stair towers have standard layouts of 10 12 or 16 legs.