BS 7468(1991) : 1991 AMD 8251
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
07-15-1994
11-23-2012
Describes the types, dimensions, material, manufacture and designation of rungs for dog-step ladders. Dog-step ladders, formed from single rungs, may only be used where fixed vertical ladders with stringers cannot be installed and should serve only to bridge minor differences in height. BS AMD 8251 RENUMBERS THIS STANDARD TO BS EN 29519
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