Standard
Track updates
AS 3818.2-2010
[Pending Revision]Timber — Heavy structural products — Visually graded, Part 2: Railway track timbers
Provides producers and users of railway track timbers with requirements for the visual grading and selection of species for such timbers intended for use in railway track.
Published: 15/11/2010
Pages: 20
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Normative reference
1.4 Definitions
1.5 Timber species
1.5.1 General
1.5.2 Ordering
1.6 Design
2 Product requirements
2.1 General
2.2 Dimensions, sizes, tolerances and squareness
2.3 Bow
2.4 Spring
2.5 Twist
2.6 Rail seat area
2.7 Combination of characteristics
3 Sleepers
3.1 General
3.2 Grade requirements
3.2.1 Grade 1 rectangular sleepers
3.2.2 Grade 2 rectangular sleepers
3.2.3 Grade 3 (river red gum) rectangular sleepers
3.2.4 Round-back sleepers
4 Special sleepers (including turnout, switch, lead, and crossing timbers)
4.1 General
4.2 Grade requirements
4.2.1 Special sleepers without sound boxed heart
4.2.2 Special sleepers with sound boxed heart
5 Bridge transoms
5.1 General
5.2 Grade requirements
5.2.1 Bridge transoms without sound boxed heart
5.2.2 Bridge transoms with sound boxed heart
Appendix A
A1 Information to be included in purchasing orders
A2 Storage and maintenance
Appendix B
Bibliography
Cited references in this standard
[Pending Revision]
Timber — Heavy structural products — Visually graded, Part 1: General requirements
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