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November 3, 1999 <br /> Page 2 <br /> Item 3.3 The baring by permit from San Joaquin County <br /> Environmental Health will be with a hollow stem <br /> flight auger. 3 1/4" I .D.-8 7/8" O.D. to a depth <br /> of 20 ' , with samples taken at 10 '-15 ' -20' . <br /> , Item 3.4 The well is to be sealed with bentonite. <br /> Item 4.0 The proposal re-excavation is plus 10 ' on all sides <br /> of the current excavation to a depth of 20' . <br /> Item 4 . 1 The surface location is found on site map and is <br /> 94 28'L x 22' wide with the excavation extending B' <br /> from face of curb into Union St. <br /> Item 4.2 All concrete and asphalt will be saw cut to be <br /> removed. All removed areas will be replaced to <br /> City of Stockton standards. <br /> Item 4.3 All encroachment permits will be obtained from the <br /> City of Stockton Public Works. <br /> Item 4.4 Approximately 450 cubic yards will be removed . <br /> Item 5.0 A total of eight (8) samples will be taken by <br /> California Water Laboratory. One ( 1 ) sample taken <br /> in each face and four (4) taken from the floor , at <br /> ^� a depth of 20 ' . en�, . q�'� A'bat'�. 5 Q, 170A0- 50-w <br /> �l <br /> Item 5. 1 Samples will be taken using steam�cleaned brass <br /> cylinders, held under a chain of custody and <br /> analyzed for TEPH-oil by EPA methods 3550 or 3540. 0`Ld <br /> BTX and E were non detected during previous /, � <br /> sampling . `-�JQ's4z- <br /> &),Y? <br /> _ <br /> &)l Item 6.0 1 After lab analysis has certified the excavation is a�Q --t' <br /> below the levels of contamination, it will be • <br /> backfilled and compacted to the City of Stockton <br /> standards. <br /> 51ott �4 Item 7.0 he removed soil will be stored upon the property <br /> �6f Union Ice in the packing area to the north of <br /> v the existing facility. <br /> Item 7. 1 A bio remediation plan will be filed with San <br /> Joaquin Environmental Health, for soil treatment. <br />