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BS 1247:1975 | 30 Sep 1975 | BSI Knowledge
Standard
Withdrawn
BS 1247:1975
Specification for manhole step irons
Published:
30 Sep 1975
•
Withdrawn:
29 Jun 1990
Overview
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References
History
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Product Details
Descriptors
Bend testing
Proof loading
Access fittings
Step irons
Climbing devices
Shape
Mechanical testing
Manholes
Marking
Dimensions
Precast concrete
Cast-iron
ICS Codes
93.030 External sewage systems
97.145 Ladders
Committee
B/505
International relationships
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ISBN
0 580 08645 3
Publisher
BSI