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BS 8634:2017+A1:2022

BS 8634:2017+A1:2022

$167.15

Portable roof ladders. Specification

Published By Publication Date Number of Pages
BSI 2022 36
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PDF Catalog

PDF Pages PDF Title
4 Foreword
7 Introduction
1 Scope
8 2 Normative references
3 Terms and definitions
9 4 Design
4.1 General
10 4.2 Rungs and steps
4.3 Ridge hooks
4.4 Bearers
11 Table 1 — Dimensions for rungs and steps
12 Figure 1 — Dimensions for rungs or steps and the pitch of bearers
13 Figure 2 — Width of ridge hook and bearers
4.5 Locking devices and connections between the parts or sections of the ladder
4.6 Positioning wheels
14 5 Materials
6 Safety markings
15 Figure 3 — Safety symbols
18 7 User instructions
21 Annex A (informative)  Information regarding systems intended to provide a means of fall prevention by the connection of personal fall protection equipment
22 Annex B (normative)  Sequence of testing
Table B.1 — Sequence of testing
Annex C (normative)  Cyclic test of locking devices and hinged joints
Annex D (normative)  Test for strength of the ridge hook, its connections to the roof ladder and any locking device(s)
24 Figure D.1 — Test for strength of the ridge hook and its connections to the roof ladder and any locking devices
25 Annex E (normative)  Test for strength of the roof ladder and its bearers
27 Figure E.1 — Test for strength of the roof ladder and its bearers
Annex F (normative)  Test for strength of the bearers and their connections to the ladder
28 Figure F.1 — Test for strength of the bearers and their connections to the ladder
Annex G (normative)  Test for longitudinal strength of the bearers
30 Annex H (normative)  Tests for strength of rungs and steps, and dimension g2
32 Figure H.1 — Test for strength of rungs and steps and dimension g2
Annex I (normative)  Torsion test for rungs or steps
33 Figure G.1 — Test for longitudinal strength of the bearers
Figure I.1 — Torsion test for rungs or steps
34 Bibliography

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BS 8634:2017+A1:2022
$167.15