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  • EN 14374:2004

    Current The latest, up-to-date edition.

    Timber structures - Structural laminated veneer lumber - Requirements

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    Published date:  24-11-2004

    Publisher:  Comite Europeen de Normalisation

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms, definitions and symbols
    4 Requirements
      4.1 Veneers
      4.2 Bonding quality
      4.3 Dimensions and tolerances
      4.4 Strength
           4.4.1 General
           4.4.2 Bending strength edgewise
           4.4.3 Bending strength flatwise
           4.4.4 Tension strength parallel to the grain
           4.4.5 Tension strength perpendicular to the grain
           4.4.6 Compression strength parallel to the grain
           4.4.7 Compression strength perpendicular to the grain
           4.4.8 Shear strength related to edgewise bending
           4.4.9 Shear strength related to flatwise bending
      4.5 Stiffness
           4.5.1 General
           4.5.2 Modulus of elasticity parallel to the grain
           4.5.3 Modulus of elasticity perpendicular to the grain
           4.5.4 Shear modulus related to edgewise bending
           4.5.5 Shear modulus related to flatwise bending
      4.6 Density
      4.7 Moisture content
      4.8 Reaction to fire
      4.9 Release of formaldehyde
      4.10 Natural durability against biological attack
    5 Evaluation of conformity
      5.1 General
      5.2 Initial type testing or assessment
           5.2.1 General
           5.2.2 Sampling
           5.2.3 Characteristics to be initial type tested or assessed
      5.3 Factory production control
           5.3.1 General
           5.3.2 Characteristics of the finished product to be control
                 tested
    6 Marking
          Z.1 Scope and relevant characteristics
          Z.2 Procedure for attestation of conformity of laminated
              veneer lumber
              Z.2.1 System of attestation of conformity
              Z.2.2 EC Certificate and Declaration of conformity
          Z.3 CE Marking
    Bibliography

    Abstract - (Show below) - (Hide below)

    This document specifies the requirements for laminated veneer lumber for structural applications. The tests to be used, methods to carry out the evaluation of conformity and content of the marking of the product are given.This document does not cover laminated veneer lumber treated against biological attack or fire.

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

    Committee CEN/TC 124
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Current

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

    11/30237554 DC : 0 BS EN 14732 - TIMBER STRUCTURES - PREFABRICATED WALL, FLOOR AND ROOF ELEMENTS - REQUIREMENTS
    PREN 12871 : DRAFT 2011 WOOD-BASED PANELS - DETERMINATION OF PERFORMANCE CHARACTERISTICS FOR LOAD BEARING PANELS FOR USE IN FLOORS, ROOFS AND WALLS
    EN 1995-1-1:2004/A2:2014 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
    BS EN 14279 : 2004 LAMINATED VENEER LUMBER (LVL) - DEFINITIONS, CLASSIFICATION AND SPECIFICATIONS
    BS EN 1995-1-1 : 2012 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
    I.S. EN 1995-1-2:2005 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-2: GENERAL - STRUCTURAL FIRE DESIGN (INCLUDING IRISH NATIONAL ANNEX)
    BS EN 16351:2015 Timber structures. Cross laminated timber. Requirements
    DIN EN 1995-1-2 E : 2010 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-2: GENERAL - STRUCTURAL FIRE DESIGN
    DIN EN 1995-1-1:2010-12 Eurocode 5: Design of timber structures - Part 1-1: General - Common rules and rules for buildings (includes Corrigendum AC:2006 + Amendment A1:2008)
    I.S. EN 14279:2005 LAMINATED VENEER LUMBER (LVL) - DEFINITIONS, CLASSIFICATION AND SPECIFICATIONS
    EN 16351:2015 Timber structures - Cross laminated timber - Requirements
    11/30253904 DC : 0 BS EN 12871 - WOOD-BASED PANELS - DETERMINATION OF PERFORMANCE CHARACTERISTICS FOR LOAD BEARING PANELS FOR USE IN FLOORS, ROOFS AND WALLS
    DIN EN 16351 E : 2015 TIMBER STRUCTURES - CROSS LAMINATED TIMBER - REQUIREMENTS
    UNI EN 1995-1-2 : 2005 EUROCODE 5 - DESIGN OF TIMBER STRUCTURES - PART 1-2: GENERAL - STRUCTURAL FIRE DESIGN
    UNI EN 1995-1-1 : 2014 EUROCODE 5 - DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
    UNI EN 14279 : 2009 LAMINATED VENEER LUMBER (LVL) - DEFINITIONS, CLASSIFICATION AND SPECIFICATIONS
    DIN EN 16351:2015-12 Timber structures - Cross laminated timber - Requirements
    I.S. EN 1995-1-1:2005 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
    I.S. EN 16351:2015 TIMBER STRUCTURES - CROSS LAMINATED TIMBER - REQUIREMENTS
    UNE-EN 1995-1-2:2016 Eurocode 5: Design of timber structures - Part 1-2: General - Structural fire design.
    UNE-EN 16351:2016 Timber structures - Cross laminated timber - Requirements
    BS EN 1995-1-2:2004 Eurocode 5. Design of timber structures General - Structural fire design
    UNE-EN 1995-1-1:2016 Eurocode 5: Design of timber structures - Part 1-1: General - Common rules and rules for buildings.
    EN 14279:2004+A1:2009 Laminated Veneer Lumber (LVL) - Definitions, classification and specifications
    EN 1995-1-2:2004/AC:2009 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-2: GENERAL - STRUCTURAL FIRE DESIGN
    11/30253102 DC : 0 BS EN 16351 - TIMBER STRUCTURES - CROSS LAMINATED TIMBER - REQUIREMENTS
    DIN EN 14279 E : 2009 LAMINATED VENEER LUMBER (LVL) - DEFINITIONS, CLASSIFICATION AND SPECIFICATIONS
    DIN EN 1995-1-1 E : 2010 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
    DIN EN 1995-1-2:2010-12 Eurocode 5: Design of timber structures - Part 1-2: General - Structural fire design (includes Corrigendum AC:2009)
    DIN EN 14279:2009-07 LAMINATED VENEER LUMBER (LVL) - DEFINITIONS, CLASSIFICATION AND SPECIFICATIONS

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

    EN 717-2:1994/AC:2002 WOOD-BASED PANELS - DETERMINATION OF FORMALDEHYDE RELEASE - PART 2: FORMALDEHYDE RELEASE BY THE GAS ANALYSIS METHOD
    EN 322:1993 Wood-based panels - Determination of moisture content
    EN 789:2004 Timber structures - Test methods - Determination of mechanical properties of wood based panels
    ENV 717-1 : 1998 WOOD-BASED PANELS - DETERMINATION OF FORMALDEHYDE RELEASE - FORMALDEHYDE EMISSION BY THE CHAMBER METHOD
    EN 350-2:1994 Durability of wood and wood-based products - Natural durability of solid wood - Part 2: Guide to natural durability and treatability of selected wood species of importance in Europe
    EN 323:1993 Wood-based panels - Determination of density
    EN 408:2010+A1:2012 Timber structures - Structural timber and glued laminated timber - Determination of some physical and mechanical properties
    EN 1438:1998 Symbols for timber and wood-based products
    PREN 14358 : DRAFT 2013 TIMBER STRUCTURES - CALCULATION OF CHARACTERISTIC 5-PERCENTILE AND MEAN VALUES FOR THE PURPOSE OF INITIAL TYPE TESTING AND FACTORY PRODUCTION CONTROL
    EN 314-1:2004 Plywood - Bonding quality - Part 1: Test methods
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