UNI EN 14279 : 2009
Current
The latest, up-to-date edition.
LAMINATED VENEER LUMBER (LVL) - DEFINITIONS, CLASSIFICATION AND SPECIFICATIONS
11-06-2009
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
Provides 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.
| Committee |
CT 22
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| UNE-EN 14279:2007 | Identical |
| BS EN 14279 : 2004 | Identical |
| EN 14279:2004+A1:2009 | Identical |
| NS EN 14279 : 2004 + A1 2009 | Identical |
| SN EN 14279 : 2004 + A1 2009 | Identical |
| NBN EN 14279 : 2005 + A1 2009 | Identical |
| I.S. EN 14279:2005 | Identical |
| NEN EN 14279 : 2005 + A1 2009 | Identical |
| NF EN 14279 : 2005 + A1 2009 | Identical |
| DIN EN 14279:2009-07 | Identical |
| 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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