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ALLIS-CHALMERS alum Associates Avenue AWWA Calif capacity cast iron cent chemical Chicago chlorine City coagulant aids coagulation concrete construction Consulting Engineers Water Corp cost Disposal distribution system Division DRESSER INDUSTRIES Electric Engi Engineers Water Supply equipment facilities feet filter filtration flocculation Flood Control gallons gate valve ground water hydrants Hydraulic improve inches Industrial Waste installed laboratory Lake located Malcolm Pirnie manager MANUFACTURING ment motor Municipal neering Ohio operation PERMUTIT pipe line plans and specifications Potassium Permanganate pressure problems pumping station Purification rapid sand filters raw water Reports reservoir sand Sanitary Engineering screen Section Sewage Treatment Sewerage softening steel storage Street tank taste and odor tests tion unit VALVE MFG Water Department water levels water mains water meters Water Purification water system water treatment WATER WORKS ENGINEERING York 17