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2. Concrete Ceiling Boxes: Concrete type. <br /> B. Cast Boxes: NEMA FB 1, Type FD, aluminum. Provide gasketed cover by box <br /> manufacturer. Provide threaded hubs. <br /> C. Wall Plates for Finished Areas: As specified in Section 262726. <br /> PULL AND JUNCTION BOXES <br /> A. Sheet Metal Boxes: NEMA OS 1, galvanized steel. <br /> B. Hinged Enclosures: As specified in Section 262716. <br /> C. Surface Mounted Cast Metal Box: NEMA 250, Type 4; flat-flanged, surface mounted <br /> junction box: <br /> 1. Material: Galvanized cast iron. <br /> 2. Cover: Furnish with ground flange, neoprene gasket, and stainless steel cover <br /> screws. <br /> D. Fiberglass Handholes: Die molded glass fiber hand holes: <br /> 1. Cover: Glass fiber weatherproof cover with nonskid finish. <br /> IDENTIFICATION FOR ELECTRICAL SYSTEMS <br /> MANUFACTURERS <br /> A. Brady Corporation: www.bradycorp.com. <br /> B. Seton Identification Products: www.seton.com/aec. <br /> C. Double 0 Laser Services, LLC: http://www.doubleolaser.com/prod0l.htm <br /> NAMEPLATES AND LABELS <br /> A. Laser engraved stainless steel with brushed satin finish & permanent black impression. <br /> 1. 430 Alloy, .029 thick. <br /> 2. 1/8" Holes for attachment to equipment with stainless steel self drilling screws. <br /> B. Locations: <br /> 1. Each electrical distribution and control equipment enclosure. <br /> 2. Communication cabinets. <br /> C. Letter Size: <br /> 1. Use 1/8 inch (3 mm) letters for identifying individual equipment and loads. <br /> 2. Use 1/4 inch (6 mm) letters for identifying grouped equipment and loads. <br /> D. Labels: Embossed adhesive tape, with 3/16 inch (5 mm) white letters on black <br /> background. Use only for identification of individual wall switches and receptacles, control <br /> device stations, and <br /> DEVICE AND JUNCTION BOXES <br /> A. Paint Inside and outside <br /> 1. Emergency system: Orange <br /> 2. Fire alarm system: Red <br /> WIRE MARKERS <br /> A. Description: Cloth type wire markers. <br /> Swift Green Line—Corridor Stations Special Provisions SP159 <br /> May 2017 <br />