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flange faces of the tapping sleeve and tapping valve shall be 1 /8" minimum thickness of <br /> neoprene rubber. Tapping valves shall be M&H Style #3751 , American #865 , Mueller <br /> #687, Clow or equal . <br /> 2 . 14 THRUST RESTRAINT <br /> A . All bends , tees , crosses , reducers and dead ends shall be restrained through an approved <br /> means of mechanical joint restraint . All branch valves shall be restrained with MEGALUGS <br /> or approved equal or anchor tees . Any line terminated as a construction phase that is a <br /> known future extension shall have a plugged valve placed at the end and restrained with <br /> MEGALUGS or approved equal . Thrust restraints shall be placed in accordance with the <br /> detail shown in the construction plans . <br /> 2 . 15 TAPPING SADDLES <br /> A. Tapping Saddles shall be double strap saddles for ductile iron pipe in accordance with Indian <br /> River County Utilities standards . If pipe is PVC, use stainless steel wide band. Saddles <br /> shall have a heavy duty gasket. Saddles to be by Ford Meter Box, or equal . <br /> 2 . 16 HOSE BIBBS <br /> A. Hose bibbs for potable water shall be '/4" hose thread, similar to NIBCO, with screw on <br /> backflow or vacuum breaker device. <br /> 2. 17 ISOLATION VALVE <br /> A. The acid isolation valve shall be a one-inch flanged tru-union ball valve. The valve shall <br /> be operated by a quarter-tum electric actuator. <br /> B . Materials <br /> Body PVDF <br /> Ball PVDF <br /> Ball Seat Teflon <br /> Seal Protector Ring V iton <br /> Shaft Stainless Steel <br /> The valve shall be manufactured by ASAHUAmerica, Model DUOB l OC or equal. <br /> 1 C. The valve actuator shall be an electric type, 120 VAC, 60 Hz single phase, brushless, <br /> capacitor-run, reversing type motor with travel stop limit switches. It shall include <br /> thermal overload protection with auto-reset, 100% duty cycle for high cycle applications <br /> with a permanently lubricated gear train and be mounted directly to the valve. The <br /> l housing shall be corrosion proof, waterproof, NEMA 4X rated and constructed of <br /> thermoplastic with stainless steel trim. It shall include a position indicator with a manual <br /> override handle. The actuator shall be manufactured by Quarter Master, Series 94 or equal <br /> 044572017 <br /> 15100-9 <br />