BS 1129:1990現(xiàn)行
Specification for portable timber ladders, steps, trestles and lightweight stagings
出版：British Standards Institution
專家解讀視頻
Defines requirements for the materials, and workmanship for the following types of portable timber ladders: (a) single-selection ladders and shelf ladders (b) extending ladders (c) standing step ladders, including swing back steps, platform steps and ladder backed steps; (d) folding trestles; (e) lightweight stagings.
? British Standards Institution 2013
Replaces notes:
Replaces BS 1129:1982.
Amendment notes:
AMD 10380 published 15 February 1999
AMD 7414 published 15 January 1993
AMD 7896 published 15 September 1993
AMD 8871 published 15 October 1995
EN 131-2:2010 - Similar
