I.S. EN 12510:2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
WOOD POLES FOR OVERHEAD LINES - STRENGTH GRADING CRITERIA
Hardcopy , PDF
21-10-2010
English
01-01-2002
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 General Requirements
5.1 General
5.2 Species
5.3 Wood preparation
5.3.1 Tree felling
5.3.2 Handling of untreated wood
5.3.3 Storage of untreated wood
5.3.4 Mechanical pre-treatments
5.4 Measurement of strength reducing characteristics
5.4.1 General
5.4.2 Slope of grain
5.4.3 Rate of growth
5.4.4 Fissures
5.4.5 Knots and knot clusters
5.4.6 Mechanical damage
5.4.7 Bark pockets and Rind Galls
6 Visual grading
6.1 Strength reducing characteristics
6.2 Fixed characteristics
6.2.1 Sources
6.2.2 Decay and insects
6.2.3 Included Sapwood
6.2.4 Cracks
6.3 Variable characteristics
6.3.1 Knots
6.3.2 Slope of grain
6.3.3 Heartwood
6.3.4 Rate of growth
6.3.5 Straightness
6.3.6 Bark pockets and Rindgalls
6.3.7 Mechanical damage
6.3.8 Ring and Star Shake
6.3.9 Fissures
6.4 Other characteristics
6.4.1 Visual characteristics
6.4.2 Other criteria
7 Marking
Annex A (informative) Examples of standards currently in use
Bibliography
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