Laserfiche WebLink
4" ASPHALT EXISTING GRADE <br /> J <br /> 1 5' CLASS II AGGREGATE <br /> BASEROCK <br /> 1 - 2"PVC AUXILIARY VAPOR CONDUIT <br /> 1 - 2"PVC STORM DRAIN DISCHARGE <br /> 4' 3' a aaa e e e ba e a i - 4"PVC FUTURE GROUNDWATER USE <br /> 1 . 1" PVC FUTURE GROUNDWATER USE (ELECTRICAL) <br /> a a v a v a a a e a v a a v a <br /> oaveaaavaa veaaaaa 2" VAPOR EXTRACTIONLATERAI�S <br /> aeeaavvoaaaaaaavae (SCREEN SECTIONS) <br /> 0 o a CRUSHED ROCK a e a a <br /> a 000 v v a a a n a a a 00 ,70 a <br /> a v a a a a a v a a a e e v a a a o <br /> a a e a a a a a a e o v v a a v a v <br /> evvaaaaevaaaavvaaa <br /> qb-�� 000a(' ooac { 2" PVC VAPOR CONDUIT I <br /> v aaaaa aaaa as <br /> I <br /> a v a a a e• a a a v e v a e a a a a <br /> a a a v v a e a a e a a a a a a a v i <br /> a a e a v a v a a v v a v a a a a a I 8' <br /> $'- 10r v aaaaaaaaeaaa aaava <br /> a a a a a v v v '70 <br /> a v 00 00 e a a 11r 10' i <br /> a a v v v a a a e e a v v a a a v v <br /> a a a e a a v v v o v a a a a a a a <br /> y o o v a a a a a a a a a a v o o v a I <br /> aaaaaaaaaeaaaaaaa ° � APPROXIMATE { I <br /> ' GROUNDWATER ELEVATION SUMPAREA APPROXIMATE 45° BEND <br /> CLASS II <br /> Permeable material 4" EXTRACTION WELL <br /> 1 <br /> 70' 4 <br /> 1 � <br /> ' EXTRACTION TRENCH - SIDE VIEW(NORTH) <br /> SCALE 1 INCH = 10 FEET <br /> 4" PVC DRAIN CONDUIT <br /> VARIABLE DEPTH OF TRENCH <br /> ' (SLOPED TO SUMP AREA) <br /> 2' <br /> EXTRACTION TRENCH - SIDE VIEW(WEST) Harding Lawson Associates Extraction Trench Construction Details PLATE <br /> I Engineering and 7-Eleven Convenience Store <br /> SCALE 1 INCH c 1 FOOT p w Envrronmental Services 455 Grant Line Road <br /> z = Tracy, California 8 <br /> DRAWN JOB NUMBER APPROVED DATE REVISED DATE <br /> S Patel 17060,026 03 $ S 01/29/92 <br />� i <br />