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BS 2482:1981

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Specification for timber scaffold boards

Available format(s)

Hardcopy , PDF

Superseded date

30-06-2009

Language(s)

English

Published date

15-12-2000

Cooperating organizations
Foreword
1 Scope
2 References
3 Definitions
4 Types of timber
5 Dimensions
6 Construction
7 Timber quality
8 Marking
Appendix A - Criteria for assessing stress grading machines
             measuring the modulus of elasticity of timber
             in bending as a plank
Appendix B - Machine calibration requirements
Appendix C - List of recommended competent authorities
Appendix D - Method of test for the determination of the
             bending strength of scaffold boards
Appendix E - Performance characteristics of scaffold boards
Figure 1 - Typical knots and groups of knots
Table 1 - Timbers for scaffold boards
Table 2 - Cross-sectional sizes
Table 3 - Maximum span of scaffold boards
Table 4 - Settings for computermatic MkP4A and MkP4B
Table 5 - Settings for Cook-Bolinder SG-AF
Table 6 - Strength performances
Publications referred to

Specifies requirements for three thicknesses of scaffold board (38 mm, 50 mm, and 63 mm), of width of 225 mm. Describes two alternative means of assessment of timber quality, these being either visual or machine stress grading.

Committee
B/514
DevelopmentNote
Supersedes 78/10537 DC, 89/10193 DC and 97/103587 DC. (12/2004) Reviewed and confirmed by BSI, October 2008. (09/2008)
DocumentType
Standard
Pages
16
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

EN 12811-1:2003 Temporary works equipment - Part 1: Scaffolds - Performance requirements and general design
BS 5974:1990 Code of practice for temporarily installed suspended scaffolds and access equipment
BS 8221-1:2000 Code of practice for cleaning and surface repair of buildings Cleaning of natural stones, brick, terracotta and concrete
BS EN 12811-1:2003 Temporary works equipment Scaffolds. Performance requirements and general design
BS 8221-2:2000 Code of practice for cleaning and surface repair of buildings Surface repair of natural stones, brick and terracotta
I.S. 745:1986 MACHINE-GRADED HOME-GROWN TIMBER SCAFFOLD BOARDS

BS 565:1972 Glossary of terms relating to timber and woodwork
BS 5973:1981 Code of practice for access and working scaffolds and special scaffold structures in steel
BS 6338:1982 Specification for chromate conversion coatings on electroplated zinc and cadmium coatings
BS 5820:1979 Methods of test for determination of certain physical and mechanical properties of timber in structural sizes
BS 4978:1973 Specification for timber grades for structural use

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