To produce good specifications, the roof designer should first acquire a suitable guide specification.
MasterSpec® is a reliable source of master specifications, which must be edited by experienced specification writers.
Also, the following Unified Facilities Guide Specifications (UFGS) are available:
Roof decks: ادامه مطلب مقاله مشخصات فنی شینگل
Figure 14. The wind load on this very wide gutter was transferred to the edge nailer, but the nailer attachment was not designed to account for the gutter uplift load. The nailer therefore lifted and caused a progressive peeling failure of the roof membrane.
After a suitable roof system has been selected, appropriate specifications and drawings need to be prepared to help ensure that the roof designer's design concept is understood and executed by a professional roofing cont
Do not make a roof system or manufacturer selection on the basis of a warranty. Select a system for its suitability to the project, as discussed in System Selection Criteria above.
Do not automatically specify a warranty. Rather, select a system for its suitability for the project, as discussed in System Selection Criteria and Specific Roof System Selection above, and then determine if the Owner's best interests are served by a warranty.
If specification of a warranty is being considered, review th
