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2.10 CENTRALIZERS <br />Centralizers shall be composed of plastic or stainless steel. Galvanized steel or <br />black iron shall not be used. <br />2.11 WELL PUMP <br />Well pump shall be Groundfos Rediflo 2, single phase, 230 Volts, stainless steel <br />submersible pump. <br />A. Discharge Tubing <br />Pump discharge tubing shall be polyethylene (PE) or equivalent. Tubing <br />connections to the pump and to the well cap shall be made with stainless steel <br />compression fittings. The tubing shall have a stainless steel check valve installed <br />and at the bottom. <br />B. Motor Lead <br />Motor lead wire shall be of appropriate gauge. The length shall be based to the <br />depth of each well. Lead wire shall be all -in -one, integrated with the safety cable <br />and have electrical connectors for connection to the pump controller. <br />C. Safety Cable Bracket <br />Pump safety cable bracket and cable shall be stainless steel. <br />D. Well Cap <br />Well cap shall be of appropriate size to fit the well casing and shall have <br />connections for the discharge tubing and the lead wire. <br />r � � <br />3.01 GENERAL <br />The actual well depth will be determined in the field by the Engineer based on the <br />groundwater level. Contractor shall leave well bores open for a minimum of 12 <br />hours to allow water level to stabilize before installing the well. <br />San Joaquin County <br />Groundwater Monitoring Well Specifications 4 Public Works Dept <br />Solid Waste Division <br />