Summary

This file is a collection of project documentation and manufacturer correspondence related to roof repair and waterproofing work for the Federal Office Building and Federal Courthouse located at 15 Henry Street, Binghamton, NY 13901 (GSA Contract #GS-02-P-16-PW-C-7028, Job #16-054). The documents include a letter of transmittal from C & D Waterproofing Corp. dated December 14, 2018, manufacturer warranty letters from GAF confirming product guarantees, and a detailed technical specification (TFAT80) for the roofing system installation.

The roofing system specified consists of Matrix™ 307 Premium Asphalt Primer applied to the concrete deck, one ply of Ruberoid® Torch Smooth vapor barrier installed via torch application, Dow Deckmate™ Plus XPS Tapered Insulation adhered with OlyBond 500™ adhesive, ½" Securock® Gypsum-Fiber Roof Board installed with OlyBond 500™ adhesive, and EverGuard® TPO 80 mil membrane with EverGuard® Low VOC bonding adhesive for both the single-ply membrane and flashing. The system qualifies for GAF's 25-year Diamond Pledge™ (NDL) guarantee contingent on meeting all current GAF application requirements and procedures. All GAF accessories and optional extended warranties are included. The specification notes that the system must be installed by a GAF Master Select™ Contractor and meets FM 1-90 uplift resistance requirements when installed per FM RoofNav Assembly #258867-0-0 and Factory Mutual Loss Prevention Data Sheets 1-28, 1-29, and 1-49. GAF recommends that uplift resistance requirements be verified by a design professional.