scope:

This manual covers roofing and waterproofing components and materials. Roofing components include deck, vapor retarder, insulation, membrane surfacing and flashing. Roofing materials include built-up, single-ply, modified bitumen, protected membrane and fluid-applied roofing for low slope roofing, and shingles, shakes, tiles, and roll roofing for steep roofing. Waterproofing and dampproofing systems are also addressed. This manual does not include metal roofing and structural design of roof decks. References are provided for sources of construction details.

Purpose

This manual provides guidance for the design of roofing and waterproofing systems for building construction.