Community College of Allegheny County Pittsburgh, Pennsylvania
2022 Library Roofing Project
4.
Compressible tape: a.
TremFlash (TF) Tape by Tremco Inc.
D.
Temporary Tie-in Materials. 1.
Three ply application of sheeting bond and BURmesh
2.
Foam Pack by others.
E.
Pitch Pan Fill: 1.
Base fill: a. Top fill: a.
ASTM C928-92a, rapid hardening non-shrink grout.
2.
TremSEAL Pitch Pocket Sealer, by Tremco Inc: (1)
Two components (1:1 ratio), solvent free, low odor urethane sealant.
b.
Pourable Sealer by others: (1)
Two-part polyurethane, two-color for reliable mixing.
F.
Air Seal: 1.
Backer Rod by others: a.
Joint backing rod closed cell polyethylene, non-bleeding neoprene, or butyl.
2.
Foam Pack by others.
2.06
WALKWAY
A.
Walkway Roll by Tremco Inc. 1.
TremPly KEE Walkway is manufactured from a UV stable, proprietary KEE modified vinyl and designed to improve rooftop safety, especially when the surface is wet. KEE Walkway is asbestos free. 2. Roll Size: 30 inches by 50 feet by 5/32 inch thick. 3. Color: Light Yellow
PART 3 - EXECUTION
3.01
EXAMINATION
A. Examine substrates, areas, and conditions under which roofing will be applied, with installer present, for compliance with requirements.
B.
Verify that roof openings and penetrations are set in place and braced.
C.
Verify that roof drains are properly clamped into position.
D. Verify that wood blocking, curbs, and nailers are securely anchored to roof deck at roof penetrations and terminations and match the thickness of insulation required.
07540-5 THERMOPLASTIC MEMBRANE ROOFING
February 2022
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