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CEN
EN 14279:2004+A1:2009

EN 14279:2004+A1:2009

Current

Current

The latest, up-to-date edition.

Laminated Veneer Lumber (LVL) - Definitions, classification and specifications

Published date

18-03-2009

Publisher

Comite Europeen de Normalisation

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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
  5.1 General requirements
  5.2 Formaldehyde
  5.3 Additional requirements for LVL/1: LVL for use in
      dry conditions
      5.3.1 Bonding quality
      5.3.2 Biological durability
  5.4 Additional requirements for LVL/2: LVL for use in
      humid conditions
      5.4.1 Bonding quality
      5.4.2 Biological durability
  5.5 Additional requirements for LVL/3: LVL for use in
      exterior conditions
      5.5.1 Bonding quality
      5.5.2 Biological durability
6 Supplementary properties
7 Verification
  7.1 General
  7.2 External control
  7.3 Factory production control
8 Marking, identification and documentation
Annex A (normative) Evaluation of the bonding quality of
                      laminated veneer lumber
Annex B (informative) Supplementary properties
Bibliography

This document gives definitions, a classification and specifies the requirements for Laminated Veneer Lumber (LVL) for general purposes or for use in construction in dry, humid or exterior conditions.NOTEThis standard will be called up in EN 13986 for construction applications.Annex A "Evaluation of the bonding quality of laminated veneer lumber" is normativeInformation on supplementary properties is given in Annex B.

Committee
CEN/TC 112
DevelopmentNote
2004 Edition Re-Issued in March 2009 & incorporates AMD 1 2009. (04/2009)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current

PD CEN/TR 12872:2014 Wood-based panels. Guidance on the use of load-bearing boards in floors, walls and roofs
PREN 12871 : DRAFT 2011 WOOD-BASED PANELS - DETERMINATION OF PERFORMANCE CHARACTERISTICS FOR LOAD BEARING PANELS FOR USE IN FLOORS, ROOFS AND WALLS
BS EN 1995-1-1 : 2012 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
BS EN 326-2 : 2010 WOOD-BASED PANELS - SAMPLING, CUTTING AND INSPECTION - PART 2: INITIAL TYPE TESTING AND FACTORY PRODUCTION CONTROL
BS EN 14964:2006 Rigid underlays for discontinuous roofing. Definitions and characteristics
EN 12871:2013 Wood-based panels - Determination of performance characteristics for load bearing panels for use in floors, roofs and walls
11/30237554 DC : 0 BS EN 14732 - TIMBER STRUCTURES - PREFABRICATED WALL, FLOOR AND ROOF ELEMENTS - REQUIREMENTS
S.R. CEN/TR 12872:2014 WOOD-BASED PANELS - GUIDANCE ON THE USE OF LOAD-BEARING BOARDS IN FLOORS, WALLS AND ROOFS
DIN EN 12871:2013-09 Wood-based panels - Determination of performance characteristics for load bearing panels for use in floors, roofs and walls
DIN EN 14964:2007-01 RIGID UNDERLAYS FOR DISCONTINUOUS ROOFING - DEFINITIONS AND CHARACTERISTICS
DIN EN 13986:2015-06 WOOD-BASED PANELS FOR USE IN CONSTRUCTION - CHARACTERISTICS, EVALUATION OF CONFORMITY AND MARKING
DIN EN 326-2:2014-10 Wood-based panels - Sampling, cutting and inspection - Part 2: Initial type testing and factory production control; German version EN 326-2:2010+A1:2014
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)
BS EN 12871:2013 Wood-based panels. Determination of performance characteristics for load bearing panels for use in floors, roofs and walls
I.S. EN 13986:2004 WOOD-BASED PANELS FOR USE IN CONSTRUCTION - CHARACTERISTICS, EVALUATION OF CONFORMITY AND MARKING
I.S. EN 12871:2013 WOOD-BASED PANELS - DETERMINATION OF PERFORMANCE CHARACTERISTICS FOR LOAD BEARING PANELS FOR USE IN FLOORS, ROOFS AND WALLS
I.S. EN 326-2:2010 WOOD-BASED PANELS - SAMPLING, CUTTING AND INSPECTION - PART 2: INITIAL TYPE TESTING AND FACTORY PRODUCTION CONTROL
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
EN 14964:2006 Rigid underlays for discontinuous roofing - Definitions and characteristics
EN 13986:2004 Wood-based panels for use in construction - Characteristics, evaluation of conformity and marking
EN 13986:2004+A1:2015 Wood-based panels for use in construction - Characteristics, evaluation of conformity and marking
UNI EN 326-2 : 2014 WOOD-BASED PANELS - SAMPLING, CUTTING AND INSPECTION - PART 2: INITIAL TYPE TESTING AND FACTORY PRODUCTION CONTROL
UNI EN 12871 : 2013 WOOD-BASED PANELS - DETERMINATION OF PERFORMANCE CHARACTERISTICS FOR LOAD BEARING PANELS FOR USE IN FLOORS, ROOFS AND WALLS
UNI EN 1995-1-1 : 2014 EUROCODE 5 - DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
I.S. EN 1995-1-1:2005 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
UNE-EN 12871:2013 Wood-based panels - Determination of performance characteristics for load bearing panels for use in floors, roofs and walls
UNE-EN 1995-1-1:2016 Eurocode 5: Design of timber structures - Part 1-1: General - Common rules and rules for buildings.
UNE-EN 13986:2006 Wood-based panels for use in construction - Characteristics, evaluation of conformity and marking
EN 326-2:2010+A1:2014 Wood-based panels - Sampling, cutting and inspection - Part 2: Initial type testing and factory production control
BS EN 13986 : 2004 WOOD-BASED PANELS FOR USE IN CONSTRUCTION - CHARACTERISTICS, EVALUATION OF CONFORMITY AND MARKING
DIN EN 326-2:2000-10 WOOD-BASED PANELS - SAMPLING, CUTTING AND INSPECTION - PART 2: INITIAL TYPE TESTING AND FACTORY PRODUCTION CONTROL
CEN/TR 12872:2014 Wood-based panels - Guidance on the use of load-bearing boards in floors, walls and roofs
UNE-EN 13986:2006+A1:2015 Wood-based panels for use in construction - Characteristics, evaluation of conformity and marking

CEN/TS 12872:2007 Wood-based panels - Guidance on the use of load-bearing boards in floors, walls and roofs
EN 326-3:2003 Wood-based panels - Sampling, cutting and inspection - Part 3: Inspection of an isolated lot of panels
EN 635-2:1995 Plywood - Classification by surface appearance - Part 2: Hardwood
CEN/TS 1099:2007 Plywood - Biological durability - Guidance for the assessment of plywood for use in different use classes
EN 13986:2004 Wood-based panels for use in construction - Characteristics, evaluation of conformity and marking
EN 310:1993 Wood-based panels - Determination of modulus of elasticity in bending and of bending strength
CEN/TS 13810-2:2003 Wood-based panels - Floating floors - Part 2: Test methods
EN 326-1:1994 Wood-based panels - Sampling, cutting and inspection - Part 1: Sampling and cutting of test pieces and expression of test results
EN 322:1993 Wood-based panels - Determination of moisture content
EN 326-2:2010+A1:2014 Wood-based panels - Sampling, cutting and inspection - Part 2: Initial type testing and factory production control
EN 596:1995 Timber structures - Test methods - Soft body impact test of timber framed walls
EN 324-1:1993 Wood-based panels - Determination of dimensions of boards - Part 1: Determination of thickness, width and length
EN 1058:2009 Wood-based panels - Determination of characteristic 5-percentile values and characteristic mean values
EN 1195:1997 Timber structures - Test methods - Performance of structural floor decking
EN 717-1:2004 Wood-based panels - Determination of formaldehyde release - Part 1: Formaldehyde emission by the chamber method
EN 13446:2002 Wood-based panels - Determination of withdrawal capacity of fasteners
EN 1380:2009 Timber structures - Test methods - Load bearing nails, screws, dowels and bolts
EN 13810-1:2002 Wood-based panels - Floating floors - Part 1: Performance specifications and requirements
EN 789:2004 Timber structures - Test methods - Determination of mechanical properties of wood based panels
EN 635-1:1994 Plywood - Classification by surface appearance - Part 1: General
EN 1383:2016 Timber structures - Test methods - Pull through resistance of timber fasteners
EN 594:2011 Timber structures - Test methods - Racking strength and stiffness of timber frame wall panels
EN 324-2:1993 Wood-based panels - Determination of dimensions of boards - Part 2: Determination of squareness and edge straightness
EN 323:1993 Wood-based panels - Determination of density
EN 315:2000 Plywood - Tolerances for dimensions
EN 408:2010+A1:2012 Timber structures - Structural timber and glued laminated timber - Determination of some physical and mechanical properties
EN 14374:2004 Timber structures - Structural laminated veneer lumber - Requirements
EN 318:2002 Wood based panels - Determination of dimensional changes associated with changes in relative humidity
EN 335-3:1995 Durability of wood and wood-based products - Definition of hazard classes of biological attack - Part 3: Application to wood-based panels
EN 314-2:1993 Plywood - Bonding quality - Part 2: Requirements
EN 12871:2013 Wood-based panels - Determination of performance characteristics for load bearing panels for use in floors, roofs and walls
EN 635-3:1995 Plywood - Classification by surface appearance - Part 3: Softwood
CEN/TS 635-4:2007 Plywood - Classification by surface appearance - Part 4: Parameters of ability for finishing, guideline
EN 635-5:1999 Plywood - Classification by surface appearance - Part 5: Methods for measuring and expressing characteristics and defects
EN 314-1:2004 Plywood - Bonding quality - Part 1: Test methods

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