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10 August 1999 <br /> AGE-NC Project No 97-0333 <br /> Page 4 of 9 <br /> • Receptor survey, <br /> Preparation of Corrective Action Plan <br /> 3 1 PERMITTING AND PRE-FIELD WORK ACTIVITIES <br /> Applicable site assessment pernuts will be obtained from the PHS-EHD In addition,an update to <br /> the health and safety plan presently on-file wall be prepared m accordance with Occupational Safety <br /> and Health Guidance Manual for Hazardous Waste Site Activities (National Institute for <br /> Occupational Safety and Health Adnunistrahon, U S Coast Guard and U S Environmental <br /> Protection Agency, 1985) Pnor to mobilization, each monitoring well location will be clearly <br /> marked and a utility clearance obtained through Underground Service Alert <br /> 3 2 DRILLING <br /> AGE proposes to install one AS well and two SVE wells at the site for a pilot study Proposed AS <br /> well and SVE well locations are illustrated to Figure 2 <br /> Based on soil andand Ovate <br /> gro r contamtnatton encountered beneath the former[ISTs,AGE proposes <br /> advancement of the AS and SVE .yells in the following locations <br /> Onc dual-completed AS/SVE Aell located Iess than 5 feet north of boring P 5, and <br /> One SVE well located between 5 and 10 feet east of bonng P-4 <br /> The proposed SVE wells will be advanced to approximately 20 feet bsg and the AS well advanced <br /> to 30 feet bsg utilizing a truck-mounted, hollow stein doll ng equipped with 8-inch and 10-inch <br /> diameter hollow-stem augers 3-otal depths of borings may vary according to hydrogeologic/geologic <br /> conditions encountered during drilling actrritnes <br /> Selected soil samples NN ill be analyzed by a State of California Department of Health Sen ices <br /> (DHS)-certified Iaboratory for the following constituents <br /> Total petroleum hydrocarbons quantified as gasoline (TPH-g) in accordance with EPA <br /> Method 8015 Modified/5030, <br /> Volatile aromatic compounds benzene, toluene, ethyl benzene and xylenes (BTEX) and <br /> ruethyl Cert-butyl ether IMTBE) in accordance ek-ith EPA Method 8020 and <br /> . 4danceAGco�n.rroamtntai Inc <br />