The high performance values of steel roof battens means they are an increasingly popular choice for reroofing or for new builds using tile roofs.
Timber roof batten spacing australian standard.
Installation of nailplated timber trusses and as such should be read in conjunction with this standard.
Crane chain for brace on crane lateral movement of truss vertical chain or cling 1 3 to 1 2 span 1 3 to 1 2 span figure 3.
Pryda australia acknowledges standards australia for permission to reproduce some of the drawings and technical content from within as4440 2004.
Steeline roof battens are compatible with all standard roof cladding materials and it can also be used in combination with other systems such as timber.
It is also referred to as the timber framing code.
Timber battens for tile roofs must meet the requirements of as 1684 2 as 1684 3 or as 1720 1.
As 1684 residential timber framed construction is a four part australian standard covering design criteria building practices tie downs bracing and span tables for timber framing members.
We supply 38 x 38mm or 28 x 38mm non structural timber battens for tile roofs.
1 2 application this document intends to apply to nailplate timber roof.
The maximum overhang of house rafters or trusses shall not exceed 750 mm from outside of top plate to end of rafter truss.
If additional fall protection is required on steel sheet roofs stratco ceiling battens may be fixed intermittently between stratco roofing battens giving a batten spacing no greater than 600mm.
Spans 9m to 16m crane 60 or less 1 3 to 1 2 span 1 3 to 1 2 span crane slings should be located at equal distances from the truss centreline and be approximately one third to one half truss length apart.
Refer to stratco for applications in higher wind conditions.
When assessing the required capacity of the batten rafter connection as1684 2 2010 divides the roof into two areas.
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By complying with this standard users are deemed to satisfy the requirements of the building code of australia.
For sheet roofed houses with 900 mm rafter spacing in wind classification n4 or c2 the minimum size of f5 or mgp 10 rafters or top chords shall be 90 x 45 mm.
Handling and storage if roof battens are to be stacked and left in the open for any length of time ensure they are kept off the ground with one end elevated to drain any collected moisture.
