South African National Standards
The following SANS standards must be incorporated in all rational designs for timber roof structures.
- SANS 10163 Structural use of timber
- 10160 The general procedures and loadings to be adopted in the design of buildings
- SANS * 10400 The application of the National Building Regulations *
- 10243 The manufacture and erection of timber trusses
- 10005 The preservative treatment of timber
The following standard specifications need to be considered in the design of a timber roof structure
- SPEC 1783 Sawn softwood timber
- 1707 Eucalyptus brandering and battens
- 1288 Preservative-treated timber
- 1460 Laminated timber (glulam)