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4 <br /> s <br /> - _ r <br /> 10 December 2001 <br /> AGE-NC Project No 00-0769 <br /> Page 6 of 6 <br /> " Continued quarterly ground water monitoring, the next quarterly ground water monitoring ' <br /> - event is scheduled for March 2002 <br /> Completion of the scope of work detailed in the referenced work plan as amended Work to <br /> be completed includes advancing soil borings for collection of soil samples and installation <br /> - of additional shallow and deep-screened ground water monitoring wells Screen intervals will <br />' be based on the findings of the existing shallow ground water monitoring wells and CPT soil <br /> borings <br />' Preparation of a work plan addendumto address the vertical extent of hydrocarbon-impacted <br /> ground water Due to the elevated concentrations of contamination encountered at depth C - <br /> during the CPT investigation, significantly deeper soil bormgs will be required to define the <br />' vertical extent of contamination An alternative soil boring technique to that described in <br /> AGE's Additional Subsurface .Investigation Work Plan, dated 19 April 2001, will be <br />' <br /> proposed- <br /> Completion of a sensitive receptor survey A report documenting the location and <br /> construction details,' where available, for wells located within 2,000 feet of the site is in <br /> preparation by AGE <br /> 5.0. LlMI<TATI <br /> ONS <br />' Our professional services were performed using,thatldegree of care and skill ordmarily exercised by <br /> environmental consultants practicing in this or similar localities The findings were based mainly <br /> upon analytical results provided by an independent laboratory Evaluations of the geologic/hydro- <br /> geologic conditions at the site for the purpose of this investigation are made from a limited number <br /> of available'data points (CPT data and ground water samples), and subsurface conditions may vary <br /> away from these data points No other warranty, expressed or unplied,is made as to the professional " <br />' recommendations'contamed in this report <br /> r r h r Y r[ <br />' Advanced GeoEnviroumental,Inc <br />