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About This Item

 

Full Description

Applies to cross-arms in the unseasoned condition produced from Eastern and South-eastern Australian hardwoods, for use in telecommunication and power transmission lines. Clauses cover timber species, dimensions, grade description and allowance for partial seasoning.
 

Document History

  1. AS 3818.4-2010


    Timber - Heavy structural products - Visually graded, Part 4: Cross-arms for overhead lines

    • Most Recent
  2. AS 3818.4-2003


    Timber - Heavy structural products - Visually graded, Part 4: Cross-arms for overhead lines

    • Historical Version
  3. AS 3818.4-2000


    Timber - Heavy structural products - Visually graded, Part 4: Cross-arms for overhead lines

    • Historical Version
  4. AS O61-1955

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    Cross-arms from Eastern and South-eastern Australian hardwoods

    • Historical Version
  5. AS O20-1948


    Grading rules for cross-arms

    • Historical Version
  6. AS O20-1938


    Jarrah cross arms

    • Historical Version
  7. AS O21-1938


    Karri cross arms

    • Historical Version
  8. AS O7-1937


    Specifications for jarrah and karri together with notes on allowable working stresses

    • Historical Version