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  • BS EN 518 : 1995

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    STRUCTURAL TIMBER - GRADING - REQUIREMENTS FOR VISUAL STRENGTH GRADING STANDARDS

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-03-2006

    Language(s):  English

    Published date:  01-01-1995

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Committees responsible
    National foreword
    Foreword
    Introduction
    1. Scope
    2. Normative references
    3. Definitions
    4. Requirements for standards on visual strength grading
    5. Limitations for strength-reducing characteristics
    5.1 Knots
    5.2 Slope of grain
    5.3 Density and rate of growth
    5.4 Fissures
    6. Limitations for geometrical characteristics
    6.1 Wane
    6.2 Distortion
    7. Limitations for biological characteristics
    8. Other characteristics
    8.1 Reaction wood
    8.2 Mechanical damage
    8.3 Other criteria
    9. Marking
    10. Compliance statement
    Annex A (informative) Examples of grading standards
    Annex B (informative) Recommended layout of visual strength
            grading standards

    Abstract - (Show below) - (Hide below)

    Deals with visual strength grading rules for timber in use in Europe. Applies to hardwood rules and softwood rules and covers visual strength grading of sawn timber of all species likely to be used for load bearing structural purposes.

    General Product Information - (Show below) - (Hide below)

    Committee B/518/2
    Development Note Supersedes 91/14705 DC. (09/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 5268-3(1998) : 1998 STRUCTURAL USE OF TIMBER - CODE OF PRACTICE FOR TRUSSED RAFTER ROOFS
    BS 5268-2(1996) : 1996 STRUCTURAL USE OF TIMBER - CODE OF PRACTICE FOR PERMISSIBLE STRESS DESIGN, MATERIALS AND WORKMANSHIP
    BS 5756(1997) : 1997 SPECIFICATION FOR VISUAL STRENGTH GRADING OF HARDWOOD
    BS 4978(1996) : 1996 SPECIFICATION FOR VISUAL STRENGTH GRADING OF SOFTWOOD
    BS 5756:1997 SPECIFICATION FOR VISUAL STRENGTH GRADING OF HARDWOOD
    BS 4978:1996 SPECIFICATION FOR VISUAL STRENGTH GRADING OF SOFTWOOD

    Standards Referencing This Book - (Show below) - (Hide below)

    BS EN 519 : 1995 STRUCTURAL TIMBER - GRADING - REQUIREMENTS FOR MACHINE STRENGTH GRADED TIMBER AND GRADING MACHINES
    BS 4978(1996) : 1996 SPECIFICATION FOR VISUAL STRENGTH GRADING OF SOFTWOOD
    BS EN 384:2010 STRUCTURAL TIMBER - DETERMINATION OF CHARACTERISTIC VALUES OF MECHANICAL PROPERTIES AND DENSITY
    BS 5756:1980 SPECIFICATION FOR TROPICAL HARDWOODS GRADED FOR STRUCTURAL USE
    BS EN 338:2016 STRUCTURAL TIMBER - STRENGTH CLASSES
    BS EN 336:2013 STRUCTURAL TIMBER - SIZES, PERMITTED DEVIATIONS
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