Roof drainage assembly featuring a standard roof drain and an overflow drain set into a concrete tilt-up panel and steel deck construction. Tapered rigid insulation slopes inward toward the drains over roof sheathing and single-ply TPO roof membrane. A two-inch collar is provided at overflow drains only, with continuous cleats fastened at sixteen inches on center.
SEAL TPO SINGLE PLY ROOFING FASTENED @ 24" O.C. BOTH SIDES RIGID INSULATION A A SLOPED INWARD CONTINUOUS CLEAT FASTENED @ 16" O.C. SECTION AA STEEL DECK (SEE STRUCT.) CONCRETE TILT- UP PANEL 8 2'-0" MIN. 2" OVERFLOW DRAIN TAPPER INSUL TO COLLAR 2" COLLAR @ OVERFLOW DRAINS ONLY ROOF DRAIN RIGID INSULATION SINGLE PLY ROOF MEMBRANE OVER RIGID INSULATION ROOF SHEATHING (SEE STRUCT.)
Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.
Start membership