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Surface EW-1 EW-2 P-1 2 <br /> 0 P <br /> I� <br /> 77 <br /> 777 <br /> AA ^A^ AAA i <br /> Cement AAA <br /> Grout mQnt ASA Qement <br /> GroutGrout Cement <br /> r Grout <br /> J " wA <br /> Sch. 80 wAw <br /> "wA Sch. 80 „^� A -Sch. 80 w .� <br /> w PVC ^A !PVC AAA ^Aw PVC AA" <br /> ^ Casing, Casing, Casing, <br /> 2"dia. 1"dia. 1"dia. % <br /> 0-12` w Sch. 80 ^ 0-15' ^% 0-25' <br /> PVC AAA <br /> AA AAA <br /> 10 Casing, <br /> Bentonite, 2"dia. w"A <br /> 1-2 ft. 0-30' AwA <br /> ww w <br /> AAA <br /> AAA AAA <br /> � A <br /> Bentonite, AAA <br /> 15 A 1-2 ft. <br /> Sch. 80 <br /> PVC <br /> 0.020" Casing, <br /> SlottedAquanum G.020" i"dfa. Aw" <br /> N Interval Sand Slotted A^ A 0-30' <br /> 3 12-27' Interval <br /> 0 2015-20' <br /> ^ <br /> 8"OD <br /> AO Hollowstem Bentonite, <br /> Aquarium 1-2 ft_ <br /> *� Sand Borehole Aquarium <br /> Sand <br /> Silt/clay Silt/clay 0.020" <br /> 25 Zone Zone Slotted <br /> Interval <br /> JA <br /> 27 25-30' <br /> 8" OD % --�.�__ -- dependina ------_-- <br /> Hollows tem �— _ upon contact <br /> Borehole Z Bentonite, depth Bentonite, AA <br /> 30 Sandy 1-2 ft. Sandy 1-2 ft. <br /> Zone Zone 8"OD 0.020" <br /> Hoilowstem Slotted <br /> 0.020" Borehole interval <br /> Aquarium Slotted 3G-35' <br /> Sand —Interval Aquarium <br /> 30-35' Sand <br /> 35 <br /> T OD 8"OD <br /> Hoilowstem . 'Hollowstem . <br /> Borehole Borehole <br /> EW-Vapor extraction well <br /> P-Vapor observation probe <br /> Stratigraphic contacts approximate. Well and probe depths will be adjusted <br /> in the fled to the actual logged strata contacts. <br /> Notes: Wells and probes to be installed under approved San Joaquin <br /> County PHS EHD permits. Grout and seals to be set under PHS EHD <br /> observation. See WES workplan dated August 12, 2003. <br /> Wells set in individual 8"OD hollowstem boreholes. <br /> Well heads will be completed with traffic-rated.vault boxes Vapor Extraction Well and <br /> and locking caps. Vapor Probe Spedifications <br /> Proj. No.:4233-3 <br /> Reviewed by CEG <br /> Stefanos•Gasoline' Dimensions as shown <br /> Wright Environmental Services, Inc. . 1419 Chatter Way Date:Sept.2003Stockton, CA <br /> Tracy, Cis Figure 1 - <br />