Specifications include, but are not limited to: 4.33.1 Provide wireways, junction and pull boxes indicated at locations in drawings when new work is requested or repairs are performed. 4.33.2 Junction and pull boxes fabricated in accordance with NEMA and NEC requirements with respect to material, gauges, dimensions and methods of fastening. Wireways, junction and pull boxes shall bear U.L. label. Units shall be finished in standard gray enamel; sides and backs spot-welded in position, and removable screw cover. 4.33.3 Wireways and accessories shall be constructed with hinged, removable sealed covers, arranged for lay-in conductor installation. Connectors shall be slip-on arrangement with captive mounting screws. Hangers shall be arranged to allow conductor lay-in from one side. 4.33.4 Interior boxes shall be stamped or fabricated galvanized steel. Boxes located in areas exposed to weather shall be aluminum weatherproof with threaded inlets and bolted gasket covers. 4.33.5 Conduit entering boxes shall be through tight-fitting bored or punched holes, or threaded hubs, and shall be secured firmly.