Specifications include, but are not limited to: ALL WIRES SHALL BE COPPER, 75°C, 600V INSULATION, STRANDED TYPE, UNLESS OTHERWISE NOTED. A. FOR INTERIOR DRY LOCATIONS TYPE THWN THERMOPLASTIC 600 VOLT INSULATED COPPER CONDUCTORS SHALL BE USED. B. FOR EXTERIOR WET LOCATIONS TYPE XHHW POLYETHYLENE 600 VOLT INSULATED COPPER CONDUCTOR SHALL BE USED. C. WIRE SMALLER THAN 10AWG MAY BE SOLID OR STRANDED, WIRE NO. 10 AND LARGER SHALL BE STRANDED. D. NO WIRE SMALLER THAN #12 AWG SHALL BE USED FOR POWER, LIGHTING OR BRANCH CIRCUIT WIRING. 21. THE CONTRACTOR SHALL VERIFY THE CEILING TYPE BEFORE ORDERING LIGHTING FIXTURES. 22. EACH SWITCH, LIGHT, RECEPTACLE OR OTHER MISCELLANEOUS DEVICE SHALL BE PROVIDED WITH A GALVANIZED OR SHERARDIZED PRESSED STEEL OUTLET BOX OF THE KNOCK-OUT TYPE, OF NOT LESS THAN NO. 14 U.S. GAUGE STEEL. CONDUITS SHALL BE SECURELY FASTENED WITH LOCKNUTS AND BUSHINGS AND ADEQUATELY SUPPORTED. 23. IN SUSPENDED CEILINGS, SUPPORT CONDUIT AND JUNCTION BOXES DIRECTLY FROM THE STRUCTURAL SLAB, DECK, OR FRAMING PROVIDED FOR THAT PURPOSE. BRANCH CIRCUIT CONDUITS SHALL NOT BE CLIPPED TO THE CEILING SUPPORT WIRES, SPLINE OR MECHANICAL DUCTS, PIPES, ETC. A. ALL HANGERS, CLAMPS, FITTINGS AND RODS SHALL BE MALLEABLE STEEL AND EITHER U.L., NEMA OR ANSI APPROVED. ALL HANGERS, CLAMPS, FITTINGS AND RODS SHALL BE HOT-DIPPED GALVANIZED STEEL WHERE SUBJECT TO CORROSION. 24. NUMBERED CIRCUITS ARE SHOWN FOR THE CONVENIENCE OF DESIGN ONLY. DESIGN INTENT MUST BE FOLLOWED THROUGHOUT, INDICATE THE ACTUAL CIRCUIT NUMBERS USED ON THE "AS-BUILT" DRAWINGS. EMERGENCY PANEL CIRCUIT NUMBERS MAY VARY. ACTUAL FIELD CONDITIONS SHALL BE VERIFIED...