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Well plug shall be expansion type plug which provides a watertight seal. Well plugs shall be provided for the 2-inch monitoring well and 1-inch sounding pipe. 2.12 WELL ENCLOSURE A. The well enclosure shall be a minimum 12"x 12" square, made of galvanized steel and shall have a lockable cover with a padlock. The cover shall open and close smoothly. B. The well enclosure shall be painted with etching primer, then painted with two (2) coats of YELLOW rust inhibitive paint. Etching primer may be applied at the Contractor's shop. Final coats of yellow rust inhibitive paint shall be applied in the field after installation of the enclosure in the presence of the Engineer. C. The well enclosure shall be labeled based on the well number. The labeling shall be with black paint and shall use stencils providing letters four inches in height. 2.13 WELL PUMP Well pump shall be Grundfos Rediflo 2, single phase, 230 Volts, stainless steel submersible pump with Geotech slip fit well cap. A. Discharge Tubing Pump discharge tubing shall be high density polyethylene (HDPE) or equivalent. Tubing connections to the pump and to the well cap shall be made with stainless steel compression fittings. The tubing shall have a stainless-steel check valve installed and at the bottom. B. Motor Lead Motor lead wire shall be of appropriate gauge. The length shall be based on the depth of each well. Lead wire shall be all-in-one, integrated with the safety cable and have electrical connectors for connection to the pump controller. C. Safety Cable Bracket Pump safety cable bracket and cable shall be stainless steel. D. Well Cap Well cap shall be of appropriate size to fit the well casing and shall have connections for the discharge tubing and the lead wire. PART 3 EXECUTION 3.01 GENERAL North County G-15&G-16 San Joaquin County Groundwater Monitoring Well Specifications 4 Public Works Dept Solid Waste Division