BS 4978(2007) : 2007
Current
The latest, up-to-date edition.
VISUAL STRENGTH GRADING OF SOFTWOOD - SPECIFICATION
Hardcopy , PDF
English
01-01-2007
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Strength graded timber
5 Grade requirements
6 Measurement of characteristics
7 Marking
Annexes
Annex A (normative) - Determination of the
knot area ratio in cases of dispute
Annex B (normative) - The control and supervision
of visual strength grading operations
Bibliography
Describes a methodology for the visual strength grading of softwood for structural use.
| Committee |
B/518
|
| DevelopmentNote |
Supersedes BS 4978(1996) and 06/30148361 DC. (05/2007) Supersedes 11/30238046 DC. (12/2011) 2007 Edition Re-Issued in October 2017 & incorporates AMD 2 2017. Supersedes 17/30356462 DC. (12/2017)
|
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| BS 5534(2014) : 2014 | SLATING AND TILING FOR PITCHED ROOFS AND VERTICAL CLADDING - CODE OF PRACTICE |
| EN 14080:2013 | Timber structures - Glued laminated timber and glued solid timber - Requirements |
| BS 2482:2009 | Specification for timber scaffold boards |
| BS 1722-5(2006) : 2006 | FENCES - PART 5: SPECIFICATION FOR CLOSE-BOARDED FENCES AND WOODEN PALISADE FENCES |
| BS 5268-2:2002 | Structural use of timber Code of practice for permissible stress design, materials and workmanship |
| BS 8103-3:2009 | Structural design of low-rise buildings Code of practice for timber floors and roofs for housing |
| BS 1133-8(2011) : 2011 | PACKAGING CODE - PART 8: GUIDANCE ON WOODEN BOXES, CASES AND CRATES |
| PD 6693-1:2012 | Recommendations for the design of timber structures to Eurocode 5: Design of timber structures General. Common rules and rules for buildings |
| BS 1133-8:1991 | Packaging code Wooden boxes, cases and crates |
| BS EN 14080:2013 | Timber structures. Glued laminated timber and glued solid timber. Requirements |
| S.R. 70:2015 | TIMBER IN CONSTRUCTION - EUROCODE 5 - TRUSSED RAFTERS |
| BS 5268-7.7:1990 | STRUCTURAL USE OF TIMBER - PART 7: RECOMMENDATIONS FOR THE CALCULATION BASIS FOR SPAN TABLES - SECTION 7.7 PURLINS SUPPORTING SHEETING OR DECKING |
| I.C.P. 2:2002 | SLATING AND TILING |
| I.S. 127:2015 | STRUCTURAL TIMBER - VISUAL STRENGTH GRADING - SAWN SOFTWOODS WITH RECTANGULAR CROSS-SECTION |
| BS 5268-7.1:1989 | STRUCTURAL USE OF TIMBER - PART 7: RECOMMENDATIONS FOR THE CALCULATION BASIS FOR SPAN TABLES - SECTION 7.1 DOMESTIC FLOOR JOISTS |
| BS 5268-7.2:1989 | STRUCTURAL USE OF TIMBER - PART 7: RECOMMENDATIONS FOR THE CALCULATION BASIS FOR SPAN TABLES - SECTION 7.2 JOISTS FOR FLAT ROOFS |
| BS EN 1310:1997 | Round and sawn timber. Method of measurement of features |
| BS EN 1912:2012 | Structural Timber. Strength classes. Assignment of visual grades and species |
| BS EN 338:2016 | Structural timber. Strength classes |
| BS EN 14250:2010 | Timber structures. Product requirements for prefabricated structural members assembled with punched metal plate fasteners |
| BS EN 13556:2003 | Round and sawn timber. Nomenclature of timbers used in Europe |
| BS EN 13183-2:2002 | Moisture content of a piece of sawn timber Estimation by electrical resistance method |
| BS EN 14081-1:2016 | Timber structures. Strength graded structural timber with rectangular cross section General requirements |
| BS EN 1995-1-1 : 2012 | EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS |
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