| 07524 Timber purl in
Purlins shall be produced from timber complying with Specification 07422 in accordance with the sizes and details shown in drawings.
Straight piece purlins shall be used to full uncut length of the timber as it arrives. Joint overlaps or splices shall not be less than 600mm. Purlins shall be securely nailed or bolted to trusses and rafters.
07525 Post and timber uprights, beams & bracings
Uprights beams and bracings in posts and timber shall comply with the requirements of Specification 07421 & 07422. Uprights, beams & bracing shall be selected for uniform dimension and straightness.
Uprights, beams and bracings shall be fixed in accordance with the details shown in drawings. Members shall be securely embedded, tied or anchored as shown in detailed drawings.
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