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i <br /> `r f <br />' 11 November 2004 <br /> • AGE-NC Project No 02-0962 ' <br />' Page 6of14 <br /> For soil, a steel-tipped soil sampler was pushed into the specified zone, then the tip was withdrawn <br />' to expose a core barrel, the soil sampler was pushed down again to retrieve a 1-foot soil sample For <br /> each sample, both ends of the second or other selected sleeve were covered with Teflon sheets, <br /> capped and sealed with tape <br /> Ground water samples were collected from the CPT boring at the following intervals <br /> • CPT-1 was sampled between 45 feet and 50 feet bsg, <br /> ' • CPT-1 was sampled between 75 feet and 80 feet bsg, and <br />' • CPT-1 was sampled between 95 feet and 100 feet bsg <br /> " x _ L <br /> Soil samples were collected from the CPT boring at 60 feet (CPT1-60) and 90 feet bsg(CPT1-90) <br />' All nnse water generated during drilling activities was containerized in properly labeled DOT- <br /> approved 55-gallon drums, and stored on-site in an area lacking public access The twinned soil <br /> borings were backfilled over their entire depths with a portland cement grout mix <br /> 33 SOIL AND GROUND WATER ANALYSIS <br /> Ground water and selected soil samples from the above investigations were analyzed for the <br /> following constituents <br /> • 'TPH-g and TPH-d in accordance with EPA Method 8015 Modified, and <br />' BTEX and the fuel additives including MTBE, tertiary-butyl alcohol (TBA), dl-isopropyl <br /> ether (DIPE), ethyl tertiary-butyl ether (ETBE), tertiary-amyl methyl ether (TAME), 1,2- <br /> dibromoethane (EDB) and 1,2-dichloroethane (1,2-DCA)'by EPA Method 8260B <br /> C f <br /> t I <br />' 3-4 ' WELL HEAD ELEVATION AND GPS LOCATION SURVEY <br /> On 23 ,August 2004,a California state-licensed surveying engineer from Morrow Surveying surveyed <br /> 1 the location and the elevation at the top of the well casing of monrtoring wells MW-1 through MW-3 <br /> to the nearest 0 01-foot relative to MSL using coordinate datum NAD 83 (1986)and vertical datum <br /> NAVD 88 from global positioning satellite (GPS) observations The results of the monitoring well <br />' survey are contained In Table 1 The surveying report (Morrow Surveying) is presented in <br /> Appendix D <br /> Advanced GeoEnvironmental,Inc <br /> I <br />