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JAN 22 '97 04:05PM CAMP 0 SSER PICKEE P.3 <br /> CDMcampDmsser&mcKee inc. <br /> Mr.Steven Mindt,R.E.H.S. <br /> January 22,1997 <br /> Page 2 <br /> Comment 3: Sewer,water,any utility lines shall be located on the work plan prior to <br /> the work being done. <br /> Response 3: CDM obtained an Encroachment Permit from the City to drill wells <br /> MW-6A,MW-9A and-9B,and MW-10A. A copy of the Encroachment <br /> Permit(Permit No.641 99)and City provided utility as with the <br /> proposed well locations indicated,are included as Attachment 3. <br /> Comment 4: Subsurface investigation reports and all analytical data obtained in the <br /> course of the permitted investigation shall be sub to this <br /> Depariment,and other appropriate regulatory agencies,upon <br /> completion. <br /> Response 4: CDM will assist the City in providing the County,and other <br /> appropriate regulatory agencies,reports of the findings of this <br /> investigation. <br /> Comment 5: Revise all well details,(submitted at time of application)to show bottom <br /> of the well casing as capped or plugged,as required in SIC Well <br /> Standards Section 13.8.6.2. <br /> Response 5: CDM will construct all groundwater monitonng wells using a threaded <br /> bottom cap constructed of SCH 40 PVC. A copy of the revised proposed <br /> monitoring well construction diagram is included as Attachment 4. <br /> CDM anticipates that this response letter will satisfy the SJCEIHS concerns. If you have <br /> any questions,or require additional information,please do not hesitate to call me at <br /> (510)933-2M. <br /> Respectfidly Submitted, <br /> CAW DRESSER&McIOE INC. <br /> Michael G.Gray,C.E-G. <br /> Project Geologist <br /> cc: Michael Miller,City of Stockton <br /> Robert Murdoch,City of Stockton <br /> Wayne Pickus,Camp Dresser&McKee Inc. <br />