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' <br /> SECTION 16110 <br /> CONDUIT AND FITTINGS ' <br /> 1.00 GENERAL ' <br /> A. All conduit shall be galvanized steel, PVC plastic or aluminum as manufactured <br /> by a recognized manufacturer and in accordance with the latest edition of the ' <br /> National Electric Code (NEC) and latest industry standards. <br /> B. Electrical Metallic Tubing (EMT) shall be used in all interior spaces not in direct ' <br /> contact with the earth. Fittings shall be steel, set screw, concrete tight type. EMT <br /> may be used where exposed to weather using steel, watertight compression <br /> fittings and backstraps. EMT shall not be used in direct contact with the earth or ' <br /> unprotected within five feet of the ground, slab, blacktop, or floor. Rigid conduit <br /> shall be used below five feet or proper protection shall be provided for EMT. <br /> ' EMT shall be installed in accordance with the latest edition of the NEC. ' <br /> � <br /> C. Rigid Galvanized Steel (RGS) Conduit, Intermediate Metal Conduit (IMC) or <br /> Rigid Aluminum Conduit shall be installed in accordance with the latest edition of , <br /> the NEC. All conduit shall be provided as shown on the drawings. All feeders <br /> 600 Volts or higher shall be installed in one of these three types of conduit. The <br /> Engineer shall review and approve conduit and method of installation prior to , <br /> installation. <br /> I3. PVC plastic conduit shall be installed only when shown on the Drawings, , <br /> specified elsewhere in this Specification or as approved by the Engineer. <br /> E. Flexible Metal Conduit or Liquidtight flexible metal conduit shall be used for ' <br /> final connections to equipment such as motors, fixed eguipment, electric heating <br /> equipment, etc. Trade sizes 1/2" through 1 1/2" shall be used in lengths no longer ' <br /> � than 24", 2" through 3" no longer than 36", 3 1/2" through 4" no longer than 48". <br /> Fittings shall be steel, set screw type for smaller sizes and steel, clamp type for <br /> ; larger sizes. ' <br /> � <br /> F. Conduit shall be sized according to the Drawings, with no conduit smaller than <br /> � 1/2" trade size. If not sized on the Drawings, the NEC shall be used to determine , <br /> � the size based on the number and size of conductors required. The Engineer shall <br /> i approve all calculated conduit sizes and method of installation prior to , <br /> iinstallation. <br /> � Cie All conduit runs shall be complete, installed per this specification and the NEC <br /> prior to wires or cable being installed. , <br /> � <br /> , I-ia LJnless specifically noted, all conduits, fittings, and boxes shall be concealed ' <br /> within the building construction. Conduit located in equipment areas may be <br /> exposed but shall be installed in parallel with the building lines. Install expansion <br /> i 'k 020100 L,GF 102 3/14/02 <br /> 16110 - 1 <br /> , <br />