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F. CH= VALVE shall be flanged , 125 pound , silent check valve <br /> ^lilliams-Hager figure 646 as manufactured by the Williams <br /> Gauge Company, Inc. <br /> G. FLEXIBLE COUPLINGS 'NL FL"�?GED COUPLING ADAPTOFS shall be as <br /> manufactured by Smith-Blair, Inc. of South San Francisco , Calif. <br /> H. FINISH PAINTING All piping, pressure tank, and supports shall <br /> be primed and painted two finish coats of paint as recommended <br /> and supplied by Inertol. Finish color to be selected by the <br /> -owner <br /> SECTION 23 PUMP HOUSE <br /> A. SCOPE OF T,,O RK <br /> '•dork includes all labor, materiels , power, cranes , scaffoldin4, <br /> equipment and services necessary for the proper completion of the <br /> following and all work incidental thereto : <br /> 1. New pump house to contain the electrical equipment and deep <br /> well turbine pump. <br /> B. FOUNDATIONS <br /> 1. Foundations shall bear on firm undisturbed soil at a minimum <br /> depth as indicated on the drawings . The footings shall be <br /> lowered , if required by field conditions , to reach firm <br /> undisturbed soil. <br /> C. REINFORCTU .NT <br /> 1. Reinforcing steel shall be deformed b2rs conforming to <br /> Designation A15 and A 305, latest edition . <br /> 2 . Wire reinforcement shall conform to A.S.T.M. Designation A82, <br /> latest edition. <br /> D. CONCRTTE <br /> 1. Concrete shall atain a minimum ultimate compressive strength <br /> of 2500 psi. at 28 days . <br /> 2 . Maximum aggregate size for floors to be 1" . <br /> 3. Maximum slump shall be 4" . <br /> E. CARPTNTFY <br /> 1. All framing lumber shall be standard grade 34S Douglas Fir <br /> or better. Sills shall be foundation grade redwood. <br /> 2. All bolt holes shall be of a diameter permitting bolts to be <br /> driven easily. <br /> 3. All bolt heads and nuts on wood shall have 'M. I. or cut washers . <br /> (49) <br />