6226 Special Specification 6226 Adjust or Relocate Campsite Utilities 1. DESCRIPTION Adjust or relocate water, sewer and electrical utilities at park campsites locations as shown on the plans. 2. MATERIALS 2.1. General. Provide new materials that comply with the details shown on the plans, the requirements of this item and the following items: Item 421, “Hydraulic Cement Concrete” Item 440, “Reinforcement for Concrete” Use Class A concrete for cast-in-place water valve box collars unless otherwise shown on the plans. 2.2. Electrical Materials. Submit manufacturers' product data for the following electrical system items: Submersible tap-blocks for splicing in pull boxes Service circuit breaker and enclosure Campsite RV power outlets, 30 amp and 50 amp Pre-cast concrete pads for campsite RV power outlets, 30 amp and 50 amp 2.2.1. Conduit. 2.2.1.1. Metallic. Provide rigid steel, zinc-coated, and threaded type metal conduit conforming to ANSI C80.1 and UL 6. Provide zinc coating fused to the inside and outside walls. Provide threaded type rigid metal conduit fittings that are cast malleable iron, galvanized or cadmium plated. All fittings must be threaded type. Do not use split couplings. Provide EMT conforming to ANSI C80.3 for galvanized tubing. Provide zinc coating fused to inside and outside walls. Use compression fittings only. Do not use set-screw fittings for EMT. 2.2.1.2. Non-metallic. Provide heavy Wall Schedule 40 and Schedule 80 conduit that is 90°C UL rated. Conduit must be construct of polyvinyl chloride and conforming to NEMA TC-2, for direct burial or normal above ground use, UL-listed and in conformity with NEC article 352. Provide fittings for non-metallic conduit that conform to NEMA TC-3 and are specifically manufactured for electrical conduit. Water pipe fittings will not be accepted. 2.2.2. Wiring. Provide general use single conductor wire that is a minimum size of #12 AWG. Wire must be copper, type THWN, UL listed for general use at a maximum of 600 volts and a maximum temperature of 75°C in wet locations. Wire size #8 AWG and larger must be stranded. Provide wire that meets the color coding requirements of Table 1. Table 1 Wire Color Coding System Phase A Phase B Neutral Ground 240/120 Black Red White Green1 1. For single conductor ground wiring #8 AWG or smaller 1 - 7 12-16 OTU 6226 Provide colored phase tape for identification of all wires #6 AWG and larger. Apply tape in a spiral, half-lap manner over exposed conductor portions in pull boxes, junction boxes, RV power outlets, and other enclosures. Provide wire marking labels that conform to Section 3.2.3. "Identification and Markings.". Adhesive type labels shall have an adhesive backing with a white background and black lettering equal to 3M Scotch-Code or T&B E-Z Code. Markers may be pre-printed, printed with a hand held printer, or write-on style. Other wire marking labels such as heat shrink tubing or Ty-wrap type labels may also be used as approved. Wire must be cleaned of oil, dirt, and pulling compound before wire markers are installed. 2.2.3. Circuit breakers. Provide circuit breakers that are quick-make, quick-break plug-in type with common trip on all multi-pole breakers. They shall have positive handle indication and an internal tie mechanism with over- center, toggle-type operating mechanisms. Circuit breaker enclosures should be NEMA 3R, rainproof with a solid neutral block and a separate ground buss/lug. Provide circuit breakers that have a minimum UL listed interrupting rating (RMS SYM. AMPS) of 15-125 AMP=10,000 AIC for 240 V maximum breakers. Interrupting ratings for load center main circuit breakers will be noted on the plans. 2.2.4. Campsite RV Power Outlets. Provide power outlets that are pad mounted type for mounting on pre-cast or cast-in-place concrete pads as detailed on the plans. Dimensions of the concrete pad mounting bolts or inserts must match the mounting bolt pattern of the power outlet. See the pad details and specifications on the plans. 2.2.4.1. 30 Amp Campsite Power. Provide 30 amp campsite power outlets equal to Midwest Electric Products, Inc. Model #U041GP4, pad mount. Equip the power outlets with one 30 amp, ANSI #R-32U receptacle; one 20 amp, NEMA 5-20R receptacle; one 30 amp, 1-pole circuit breaker to protect the 30 amp receptacle; and one 20 amp, 1-pole, GFCI circuit breaker to protect the duplex receptacle. The power outlets also must have a NEMA 3R rated steel enclosure and pedestal with loop feed lugs in the pedestal suitable for copper or aluminum wiring, load center interior with a neutral buss for circuit breaker mounting, separate ground busses in the power outlet and in the pedestal, lockable hinged door and pedestal cover, heavy duty receptacles pre-wired to the load center breakers and busses, and be UL listed. 2.2.4.2. 50 Amp Campsite Power. Provide outlets equal to Midwest Electric Products, Inc. Model #U075GP4, pad mount, equip the power outlets with one 50 amp, NEMA 14-50R receptacle; one 30 amp, ANSI #BR-32U receptacle, and one 20 amp, NEMA 5-20R receptacle, and one 50 amp, 2-pole circuit breaker to protect the 50 amp receptacle, one 30 amp, 1-pole circuit breaker to protect the 30 amp receptacle, and 1-20 amp, 1- pole, GFCI circuit breaker to protect the duplex receptacle. The power outlets also must have a NEMA 3R rated steel enclosure and pedestal with loop feed lugs in the pedestal suitable for copper or aluminum wiring, load center interior with a neutral buss for circuit breaker mounting, separate ground busses in the power outlet and in the pedestal, lockable hinged door & pedestal cover, heavy duty receptacles pre-wired to the load center breakers and busses, and be UL listed. 2.3. Water and Sewer System Materials. Provide Schedule 40 PVC water piping that is 2 in. and smaller. Provide solvent-welded Schedule 40 PVC or SDR-21 gasketed, piping for 4”sewer piping. All PVC piping must be constructed of materials that conform to cell classification 12454-B as defined by ASTM D1784 and ASTM D1785. All new pipe and related products must bear the NSF no. 14 seal of approval. Provide new solvent welded type Schedule 80 PVC pipe fittings for 2 in. and smaller piping. Furnish solvent cement that conforms to ASTM #D-2564. Provide galvanized steel water pipe conforming to the requirements of ASTM A-53 or ASTM A-120 standard weight and Schedule 40 pipe threading that has standard taper pipe threads conforming to ASME B1.20.1. 2 - 7 12-16 OTU 6226 Provide galvanized malleable iron metal pipe fittings with threaded joints. All fittings for connections to PVC pipe must be threaded joint fittings. Provide lead-free type hose bibbs and vacuum breakers equal to the model numbers listed on the plans. Provide lead-free, ball, type valves with solvent welded ends, and stopped handle. 600 psi rated non-shock valve with a cold water service rating for up to and including 2 in. (50 mm). Provide valves equal to True Union non-metallic ball valves. Provide valve boxes made of high impact, high density polyethylene plastic with locking cast iron cover and the word "water" cast into the cover top. The valve covers and boxes provided must be equal to East Jordan Iron Works 34 Series. Provide two of any special tool required to unlock the new valve box covers. Furnish and install blue, detectable marking tape 6 in. above all water lines that are buried alone in a trench. Provide marking tape consisting of one layer of 0.35 mil thick aluminum foil laminated between two layers of inert plastic film. Where water lines are installed in a common trench with electrical conduits, furnish and install electrical marking tape placed with the writing face upward. Furnish and install green, detectable marking tape 6 in. above all sewer lines that are buried alone in a trench. Provide marking tape consisting of one layer of 0.35 mil thick aluminum foil laminated between two layers of inert plastic film. Install all tape with the writing face upward. Repair any existing water or sewer lines not scheduled to be replaced on this project that are damaged. Repair using materials that are compatible with the type of piping damaged. Repair PVC pipe using only one piece of pipe for each repair. Repairs must have at least one joint that is solvent cemented. 3. CONSTRUCTION 3.1. General. Coordinate all utility adjustment and relocation efforts with the Texas Parks & Wildlife Department (TPWD) facility superintendent before beginning work. Protect all existing electrical, water and wastewater appurtenances at all times during the construction. Promptly repair, at no additional cost, any damage to the existing electrical, water or wastewater systems and/or any interruption to the service such as line stoppages or breakage caused by contractor error. Provide testing for water mains and wastewater lines in conformance to the utility company’s requirements or as directed. Perform the following testing as minimum for water mains: hydrostatic test, sterilization test All water lines, sewer lines, electrical lines, and all associated appurtenances installed with this project will be inspected by a representative of TPWD. The TPWD representatives’ decision of acceptability of the installation will be final. 3.2. Electrical Construction. 3.2.1. General. Perform all electrical work in accordance with the 2014 edition of the National Electric Code (NEC). The project electrical work must be performed by a contractor licensed with TDLR to perform electrical work.