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<br />Version 2/14/2020 Page - 8 Public Works Quote <br />b. Install valves free from distortion and strain caused by misaligned piping, equipment, or other <br />causes. <br />c. Valves shall be installed with sufficient clearance for proper operation of any external <br />mechanisms, and with sufficient clearance to dismantle the valve for in-place maintenance. <br />d. Installation shall be in accordance with the valve manufacturer’s recommendations. <br />e. Butterfly valves shall be installed with the shaft horizontal unless otherwise necessary for <br />proper operation or as acceptable to the Owner. <br />f. Valve actuators and accessories shall be factory mounted on the valve, calibrated, and tested. <br />4. Field quality control: <br />a. Field test and calibrate equipment to demonstrate to the Owner's representative that all <br />equipment will satisfactorily perform the functions and criteria per manufacturer. <br />b. Provide all test apparatus required at no extra cost to Owner. <br />c. Follow testing procedures recommended by the manufacturer and approved by the Owner. <br />d. All valves shall be free from leaks. Each leak that is discovered within testing shall be repaired <br />by and at the expense of the Contractor. <br /> <br />XVIII. ELECTRICAL <br />A. Prevailing Specifications: None <br />B. Additions: <br />1. Remove and salvage existing EIM electrical actuator for new location of valve. <br />2. Power Supply and Communication: <br />a. Power to the existing valve is 120 V. <br />b. Signal to the existing valve is 4-20 mA. <br />3. All work shall be performed and materials shall be furnished in accordance with the NEC – National <br />Electrical Code, the NESC – National Electrical Safety Code, and the following standards where <br />applicable: <br />AEIC The Association of Edison Illuminating Companies <br />ANSI American National Standards Institute <br />ASTM American Society for Testing and Materials <br />AWG American Wire Gauge <br />Fed Spec Federal Specification <br />ICEA Insulated Cable Engineers Association <br />IEEE Institute of Electrical and Electronics Engineers <br />IESNA Illuminating Engineering Society of North America <br />NEIS National Electrical Installation Standards <br />NEMA National Electrical Manufacturers Association <br />NFPA National Fire Protection Association <br />UL Underwriters' Laboratories <br />4. All boxes, fittings, condulets, mounting hardware, and accessories shall be rigid PVC or PVC- <br />coated. <br />5. Conduit: <br />a. Conduit in junction boxes shall be provided with identification tags. <br />b. PVC conduit shall be heavy wall, Schedule 40 and 80, UL labeled for aboveground and <br />underground uses, and shall conform to NEMA TC-2 and UL 651. <br />c. Rigid Schedule 40 and 80 PVC conduit shall have supports and provisions for expansion as <br />required by NEC Article 352. <br />d. Conduits shall be capped during construction to prevent entrance of dirt, trash, and water. <br />e. All conduits that enter enclosures shall be terminated with acceptable fittings that will not affect <br />the NEMA rating of the enclosure. <br />f. Existing conduits may be reused subject to the concurrence of Owner and compliance with the <br />following requirements: <br />(i) A wire brush shall be pulled through the conduit to remove any loose debris. <br />(ii) A mandrel shall be pull through the conduit to remove sharp edges or burrs. <br />g. Exposed conduit shall be installed either parallel or perpendicular to structural members and <br />surfaces. <br />6. Installation: <br />a. All material, equipment, and components specified to be installed according to this section shall <br />be installed, tested, and commissioned for operation in compliance with NECA 1000 – NEIS