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February,]8,2014 <br /> Ms.Vicki McCartney f <br /> Page 3 of 4 <br /> Reference: Work Plan for Well Destruction b L. <br /> 7-Eleven Store #1,99765 , <br /> the well casing. If the grout level drops, additional grout.will be added nd pressure again pplied <br /> in the same manner until no drop in the grout level is observed. yip <br /> Following pressure grouting, the well boxes will be removed and the top three to eet of well S <br /> seal and casingwill be removed. For safe purposes, this will be accomplished using alir knife and <br /> h'P P � P g <br /> vacuum equipment, and hand tools. A minimum of 12 inches of neat cement grout will be placed (00 c <br /> over the cut-off well casing with at least six inches of grout-below the top of casing and six inches 1 <br /> of grout above, per SJCEHD requirements. The remaining excavation will be backfilled to the <br /> surface with native material and the surface completed to match existing material, such as asphalt <br /> or concrete. Wells destroyed in city right-of-ways will be completed at the surface in accordance as <br /> with encroachment permit requirements. Well construction logs are included in Attachment B. <br /> Waste Disposal — Well debris (metal well:boxes, PVC casing and grout),' soil and displaced <br /> groundwater generated during well destruction will be temporarily stored onsite in DOT 55-gallon <br /> drums(or roll-off bin),pending any necessary analytical profiling prior to their final disposition at <br /> an offsite disposal facility. -- <br /> Reporting - Stantec will generate a report documenting the well destruction and waste removal <br /> activities, and submit tlhe report to the SJCEHD. <br /> YN, <br /> t <br /> Design with community in mind <br />