Standard
UPDATE AVAILABLE
AS A90-1971
[Superseded]Portable timber ladders (including step-ladders and trestle-ladders)
Sets out minimum requirements, except where otherwise stated, for the design and construction of - single ladders (including cleat ladders); extension ladders; industrial folding step-ladders; domestic folding step-ladders; industrial platform step-ladders; domestic bucket-board step-ladders; domestic extension step-ladders; and trestle-ladders, made of timber.
Published: 01/01/1971
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