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BID TITLE: BID 19 -17 -12 -HR BID NUMBER: ROOFING MAINTENANCE & REPAIRS <br />SECTION 07512 — BUILT-UP ROOFING SINGLE MEMBRANE AND <br />MISCELLANEOUS ROOF REPAIR <br />(Continued) <br />PART 1 — GENERAL (Continued) <br />1.07 GUARANTIES <br />A. During course of work, Owner's representative may secure samples of materials <br />being used from containers at job site and submit them to an independent <br />laboratory for comparison to specified material. <br />PART 2 — PRODUCTS <br />2.01 ROOFING MATERIALS <br />A. During course of work, Owner's representative may secure samples of materials <br />being used from containers atjob site and submit them to an independent laboratory <br />for comparison to specified material. <br />B. Should test results prove that a material is not functionally equal to the existing <br />material: <br />The CONTRACTOR shall pay for all testing. <br />2. Roofing installed and found not to comply with the specifications <br />shall be removed and replaced at no change in the contract price. <br />3. Any defects of material or construction shall be removed and <br />replaced. <br />2.02 ACCEPTABLE MANUFACTUERS <br />A. PRODUCTS: <br />Products or systems specified herein shall be compatible to the existing roofing <br />material. <br />2.03 MATERIAL <br />A. ASPHALT: <br />1. Shall be TYPE IV Asphalt to meet ASTM D-312. <br />2. Shall have softening point of 210-225 degrees F when tested in <br />accordance with ASTM D36. <br />Shall perform a minimum 175 cycles when tested in accordance <br />with ASTM D529 weatherometer test. <br />4. Shall have EVT of 345-395 degrees F when tested in accordance <br />with ASTM D4402 at 125 centipoises. <br />5. Shall have a minimum flash point of 525 degrees F when tested in <br />accordance with ASTM D92. <br />2.04 VENTED BASE PLY <br />A. Shall be GAF Stratevest or City approved equal. <br />Revised 6/27/18 Page 17 <br />