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Ms. Margaret La•o •Project OC42-001.20 <br /> February 3, 1994 <br /> Page 2 <br /> varying lengths of screen as shown on Table 1. The gravel pack will extend 1 foot <br /> above screen for A zone wells and between 2 and 5 feet above screen for B, C, <br /> and D zone wells; a 2-foot thick bentonite seal will be installed; the remaining <br /> annular space will be grouted to ground surface using a cement grout containing <br /> 5% bentonite. <br /> Please review the permit application; check 03851 is enclosed for the permitting <br /> fees. Please return a copy of the approved permit to me. The Site Mitigation <br /> Acknowledgement form submitted with permit applications for the Phase I <br /> investigation conducted during the summer of 1992 also applies to the Phase II <br /> program, the property owners, responsible parties, and clients have not changed. <br /> The Health and Safety Plan submitted with the Phase I workplan also applies to <br /> the Phase II program. If you have any questions,please call (916) 928-3300. <br /> Sincerely, <br /> EMCON Associates <br /> 4' z� <br /> Mark Capps <br /> Staff Geologist <br /> Attachments: Monitoring Well Permit Application& Check#03851 <br /> Table 1 Proposed Phase II Monitoring Wells <br /> Figure 1 Proposed Monitoring Well Locations <br /> cc: <br /> posp=Ldoc/dmc/winword <br />