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i 3 j July 13,2011 Cardno ER)279603.W01 City of Stockton Right-of-Way,Stockton,California depth of approximately 12 inches bgs. Fieldwork will be conducted under the advisement of a California Professional Geologist and in accordance with applicable regulatory guidelines. Cardno ERI will conduct the tasks as described in the following subsections: Pre-Field Activities Prior to the onset of drilling, Cardno ERI will obtain drilling permits from the EHD and an encroachment permit from the City of Stockton. Cardno ERI will prepare a site-specific Health and Safety Plan (HASP) outlining procedures and policies that will be implemented and followed by Cardno ERI personnel and subcontractors engaged in on-site field activities. Cardno ERI personnel will visit the site to check for obstructions and to mark the proposed locations. Underground Service Alert and the County will be notified at least 48 hours prior to the onset of field activities. i Soil Sampling Activities The proposed soil samples will be collected from borings advanced using a hand-auger. The borings will be advanced to the anticipated maximum depth of 12 inches bgs. As noted above, two soil samples will be collect at each of the eight boring locations. Samples will be collected using a slide hammer equipped with metal ' sleeves. Upon completion of the sampling activities the borings will be filled with earth materials from surrounding grade. I Laboratory Analyses Soil samples will be submitted for analysis to a state-certified analytical laboratory. The samples will be analyzed for analyses of PCBs by EPA Method 8082A with reporting limits of 0.05 mg/kg. Waste Manapiement Plan The soil and decontamination water generated during soil sampling activities will be contained in DOT-approved steel drums and transported to the PG&E facility on West Lane in Stockton, California, pending characterization and disposal. After profiling, soil cuttings and rinsate water will be transported to an approved disposal ' facility(ies) selected by PG&E. Waste disposal documentation for soil and water will be included in the report. Report After completion of the proposed field activities, a report summarizing field and laboratory procedures, boring i logs, laboratory results, and disposal documentation will be submitted to PG&E and appropriate regulatory agencies. The report will be signed by a Professional Geologist licensed by the State of California. I