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_ + alw _ Aw <br /> DRAWN TRS CHECKED BY C f DRAWING <br /> BY 6/20/95 APPROVED BY NUMBER 762543—A3 <br /> PROTECTIVE SURFACE ASHPALT GROUND COVER <br /> CLASS A/B FILL MATERIAL CASING MOUNDED TO N6" <br /> GROUND SURFACE <br /> / - \ 6* /\ <br /> O / <br /> I-_-1 I hI I I I I-1 I I-_-1 <br /> 1111SEAL <br /> NT ANNULAR <br /> I I I-I I I-III-� 1. 1I <br /> I- XIEI I I <br /> 1 <br /> COMPACTED BACKFILL <br /> / I- --1 I Fd I I 1=1 I l-III - <br /> ; =I <br /> 4" DIAMETER \� _ — c� <br /> 111-11 1 1=111=1 I I=1 III SCH 40 PVC �/ 1=�I I IIII!I 1 1 1 I II I I1 II I Q <br /> j� I=III=1 I I M I El I F ISI I � �// i=1 11= III=1 I I /j 2 <br /> -11I-I I I1 EIII--IIMI III PVC NEOMEMBRANE /j\ -III=I I I I EdII-I i\ <br /> I I 1=1 11=1 i t 1=1 I . I 1=1 I - 111=1 I <br /> /\ \ CENTERLINE ~4" <br /> PVC SCREEN — �\ <br /> PEA GRAVEL <br /> 4" DIAMETER SCH 40 <br /> PVC SCREEN WRAPPED —10' <br /> IN GEOTEXTILE <br /> LONGITUDINAL SECTION THROUGH TRENCH CROSS SECTION THROUGH TRENCH <br /> FIGURE 4 <br /> VAPOR OBSERVATION POINT <br /> CONSTRUCTION DIAGRAM <br /> PREPARED FOR <br /> VAN DEN BERGH FOODS COMPANY <br /> STOCKTON, CALIFORNIA <br /> INTERNATIONAL <br /> NOT TO SCALE TECHNOLOGY <br /> CORPORATION <br /> VDB-CD(VDB 1) <br /> i <br />