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C. MATERIALS: <br /> Page 12 of 13 <br /> 1. CONDUIT AND FITTINGS: (CONTINUED) <br /> C. E7ECERICAL M T7 T C! TUBING (EMI): For interior use only. Cold rolled <br /> steel, zinc coating outside, protective enamel coating inside. Fittings <br /> shall be Tanic, Socks, or equal; or ccnpressicn ring, concrete tight type <br /> with steel nuts. Set screw type of fittings are not acceptable. <br /> d. PROTECTIVE COATING: Install protective coating on rigid steel conduits in <br /> direct contact with earth or fill, consisting of two (2) layers of 0.010" <br /> thick PVC or polyethylene tape, Johns-Manville #E-12 and #VID-10, Chase <br /> #750, or equal, and protective overwrap, American Sisal Kraft #207, Chase <br /> #770, or equal. Install tape and overwrap with 1/2" minim= lap. <br /> e. RIGID PVC CONDUIT: <br /> 1. Schedule 40 rigid polyvinyl chloride electrical quit, listed by UL <br /> for direct underground burial, manufactured frau high impact, non- <br /> conducting, self extinguishing material. <br /> 2. COU1MINGS, ADAPTERS, EXPANSION FITTINGS: Conform to same requirements <br /> as rigid PVC conduit. Use solvent cement for all PVC joints, as <br /> reommended by conduit manufacturer. <br /> 3. BES: Factory made rigid steel conduit bends; PVC conduit bends not <br /> acceptable. <br /> 2. EXPLOSION-PRtOOF JUNcrioN BOX: Cross-Hints #EGT 422, or GUB02, or equal, for <br /> flush installation in concrete pump island of gasoline service station. <br /> Provide sealing hubs, plugs, and conduit seals as indicated and as required by <br /> Code. <br /> 3. EXPLOSION-PROOF CONDUIT SEALS: Appleton, Crouse-Hinds, or equal, with <br /> manufacturer's approal, ocmpouxl. <br /> 4. WIRE: For ordinary dry and wet locations: Type THWN copper, marked per UL and <br /> bearing their label. Minim= size shall be #12 AWG. <br /> 5. ISLAND POWER KILL SWITCH: 60A 3P, safety switch, non-fusible, NEMA3R enclosure, <br /> Westinghouse, Square D, or equal. <br /> 6. CIRQTLT BREA=: Furnish and install additional circuit breakers of amperage <br /> as specified. Furnish mounting hardware as required. <br /> D. INSTAIT-ATION <br /> 1. CONQ.TIT SYSTEM: <br /> a. Install wiring in rigid steel conduit in above ground outdoor locations, and <br /> EMT conduit may be used indoors. <br /> b. Support wits indoors by approved straps or hangers and install conduits <br /> straight and true with respect to each other and adjacent construction. <br /> 6.23 <br />