Structural use of timber. Recommendations for the calculation basis for span tables - Purlins supporting sheeting or decking Ingestion-build-67170 The extent to which this

The extent to which this is permitted is considered under the field of direct application of the test results

risk assessment and operator instructions

which gives recommendations on specific food safety measures for all organizations in a food supply chain

position of wear

What’s new about BS EN 12953-5:2020

Structural use of timber. Recommendations for the calculation basis for span tables - Purlins supporting sheeting or decking Ingestion-build-67170 The extent to which thisBS 5268 7. 7: 1990 recommends a calculation basis for the permissible clear span of purlins supporting sheeting or decking in pitched roof construction. The recommendations apply to purlins formed from solid timber and supported by external or internal walls. The major axis of the purlin is perpendicular to the roof slope; other orientations of the purlin are not covered by this standard. The uniform and concentrated loads of BS 6399 1 are considered.