Roof Parapet Details Parapet Walls u Walls that

Roof Parapet Details

Parapet Walls u Walls that extent above the roof of a building u Used primarily where “store front” design is desired u Used in conjunction with balloon framing – Balloon framing withstands wind & seismic forces structurally better than platform framing u Deters fire from spreading between buildings

Parapet Wall Construction Materials u. Wood Frame – Balloon frame typical u. Concrete – Poured in place – Tilt up panels u. Masonry – Solid masonry

Wood Parapet Walls u short wall extends above the finished roof – common in store fronts – generally incorporates balloon framing WOOD

Preventing Water Leakage (Wood Design) u Metal Coping – galvanized iron/aluminum or baked enamels finishes – 10’ soldered joints or mastic sealants u Reglet – metal member fastened to studs which allows flashing to snap into place u Flashing – metal member near roof line, building paper raps up the wall under flashing

Concrete Parapet Walls u Concrete Poured in place u Concrete Tilt up slab CONCRETE

concrete/metal cap (called coping) waterproofing reglet flashing building paper cant strip roofing sheathing roof joist hanger bolt wood ledger bond beam Masonry Parapet Wall Terms to Know 1 --Coping 2 --Reglet 3 --Flashing 4 --Cant strip 5 --Ledger

Coping Materials u Preformed cast concrete – single or double sloped top surface (wash) u Brick paver – special design with sloped top edge u Metal caps – Aluminum – Baked enamel finished metal – Galvanized sheet metal

Reglet Applications and Details

Reglet Applications and Details

Reglet Applications and Details

Drafting A Detail More Notes Parapet Wall Detail u u u u Omit all (OR AS REQUIRED) portions of notes on drawing 26 GA GI METAL COPING 26 GA GI FLASHING 30# BUILDING PAPER 5/8” CDX PLYWOOD SHEATHING 2 X 10 ROOF RAFTERS @ 24” OC R 19 -6 1/2” CRAFT FACED FGL INSULATION 4 X 8 WOOD LEDGER W/ 3/8” X 8” AB 4” MIN EMBEDDED @ 32” OC