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Service
Roof and Facade Structures
Trusses, purlins and bracing systems; the load-bearing frame erected together with facade posts and wind beams.
Scope
- Fabrication and erection of roof trusses, purlins, bracing and associated structural members
- Connection of facade posts, rails and wind beams to the structural frame
- Preparation of the secondary steelwork required by the cladding trades
Process
- Grid lines, spans, levels and connection details are reviewed.
- Fabrication and erection sequences are planned for the site conditions.
- Primary members are positioned and temporarily stabilised.
- Purlins, bracing and facade members are completed.
- Geometry and connections are checked before handover to the next trade.
Quality and standards
Grid, level, plumb, span and connection checks are carried out against approved project information. Temporary supports remain in place in accordance with the erection plan until the permanent system is stable.
Deliverables
- Structural frame prepared for roof and facade cladding
- Completed trusses, purlins, bracing and facade secondary steelwork
- Site inspection records when included in the work scope