Specifications - City of Montpelier, Vermont

Title:16110 – RacewaysMontpelier District HeatingCity of Montpelier, VTIssue Date:September 28, 2012Page #:5 of 102.6 WIREWAYSFurnish and install raceway expansion fittings at all building expansion joints,where indicated on the architectural drawings.1. Metal Conduit: Termination for threaded conduit shall be double locknutwith bushings. Use watertight type locknut in all damp or wet locations.Bushings shall be plastic or insulated metal.2. Electrical Metal Tubing: Connectors and couplings shall be diecast setscrew type for conduit over 1” diameter and compression type for conduit1” and smaller.3. Flexible Metal Conduit: Antishort bushings shall be installed at all endsof flexible metal conduit.4. Rigid Nonmetallic Conduit: Fittings shall meet NEMA TC 3 requirements.5. Rigid Nonmetallic Utilities Duct: Fittings shall meet NEMA TC 9requirements.A. General: Electrical wireways shall be of types, sizes, and number of channels asindicated. Fittings and accessories including but not limited to couplings, offsets,elbows, expansion joints, adapters, holddown straps, and end caps shall matchand mate with wireway as required for complete system. Where features are notindicated, select to fulfill wiring requirements and comply with applicableprovisions of NEC.B. Wireway covers shall be hinged type, unless otherwise noted.2.7 SURFACE RACEWAYSA. General: Sizes and channels as indicated. Provide fittings that match and matewith raceway. Raceways shall comply with applicable UL 5 requirements.B. Surface Metal Raceway: Construct of galvanized steel with removable covers.Finish with manufacturer's standard prime coating suitable for painting. Provideraceways of types suitable for each application and all required components for acomplete system.1. Wiremold 2100, 3000, 4000 or 6000 series.RACEWAYS161105