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• • ' Of-Site Groundwater Investigation Work Plan Page 9 Rainwater Car Wash,Manteca, California 95336 May 30,1012 ' owner refusing access, inclement weather,etc.,the client will be notified and a verbal approval will be obtained before the changes are implemented. Major modification to the sampling and analysis program will be ' documented in the report. 5.8 Report Preparation ' Following completion of the well installation activities,AA&A will prepare a report and include an executive summary and the following: ' • Site identification information; • Site description and background; • Description of release; ' • Environmental setting including topography,local and regional geology and hydrology; • Identification of local aquifers and distances to nearest water production wells; ' • Description of field procedures; • Discussion of soil type encountered; • Discussion of sampling results; ' • Boring logs; • Field variances; • Tabulated summary of laboratory analytical results; ' • Site vicinity map; • Site plans with borings locations; ' • Discussion of impacts in areas of concern; • Comparison of laboratory results with regulatory screening levels; • Conclusions;and ' • Recommendations for further action,preparation of a remedial action work plan, and remedial action as warranted. ' 6. SCHEDULE t The following schedule is anticipated to complete the proposed scope of work after authorization to proceed has been received from CVRWQCB (time to complete each task): 1. Preparation of contract and task order approval 4-8 weeks ' 2. Property access and utility clearance 1-2 weeks 3. Drilling of borings and soil sampling 0-1 week ' 4. Laboratory analysis of soil samples 1-2 weeks 5. Environmental site assessment report 4-6 weeks ' This schedule is based on the assumption that no significant modifications to this work plan are necessary. Ami AW,n, RAssociates.lne,.