specifications - FAACO - Federal Aviation Administration Contract ...

FTWIC-2235June, 2009provide a film which has retained, within the specimen, the following percentages ofmoisture present when the curing compound was applied:1. At least 97 percent at the end of 24 hours2. At least 95 percent at the end of three (3) days3. At least 91 percent at the end of seven (7) days.K. BONDING AGENTS:Epoxy resins shall be Sika Corp. Sikadur HI-MOD (Sikadur 32) or approved equal. Theepoxy shall carry the manufacturer's recommendation for the planned application andshall be followed in every detail. Epoxy bonding system shall conform to ASTM C-881.L. SHRINKAGE COMPENSATING GROUT:1. Shrinkage compensating grout for grouting of pump, motor, and equipmentbaseplates or bedplates, column baseplates, other miscellaneous baseplates,piping block outs and other uses of grout. Grout shall meet the followingrequirements, as verified by independent laboratory tests:a) No shrinkage from the time of placement, or expansion after set, underASTM C-827 and CRD-C621-83 (Corps of Engineers). Whennon-shrink grouts are tested under CRD-C621-83, the grout shall betested in a fluid state. A fluid state shall be defined as flowing through aflow cone at a rate of 20 seconds, plus or minus five (5) seconds.b) A 24-hour compressive strength in a trowelable mix of not less than eightthousand pounds per square inch (8,000 psi) under ASTM C-109, unlessotherwise specified.c) An initial set time of not less than 45 minutes under ASTM C-191.2. Non-Shrink Non-Metallic Grout: Pre-mixed, non-staining, non-shrink grout;Masterflow 713 Grout by Master Builders, Inc. or approved equal.3. Non-shrink Epoxy Structural Grouts: Furnished in two (2) components from thefactory and mixed on the job site; conforming to ASTM C-579, ASTM C-580,and ASTM C-827; chemical resistant, water resistant and a minimum seven (7)day compressive strength of 12,000 psi; Sika Corp's Sika Grout Pack or approvedequal.4. Non-Shrink Metallic Grout: Pre-mixed, factory packaged, ferrous aggregatemortar grouting compound; Embeco 636 by Master Builders, Inc., or approvedequal.03300-15