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VW-1 (PROJ. <br /> A A' B APPR. 25 FT. NE) B r <br /> WEST SHOP 10 SOUTH B STOCKTON YARD EAST LEGEND <br /> MW-25 _ VM-1 VW-1 VM-2 MW-13 _---- _ _-- MW-26 STREET PAW_-_3_ VW-2 MW-1 - --MW-6 - - --- MW-1111 <br /> a - T Z�"� -��T z2� �///�zj - SILTY & 0 J-- TPN_g Soil analytical in milligrams <br /> o/ '�/� � SANDY CLAYS ®Ber+zene <br /> �z SILTY % � ND -- N ' 1 5. T per kilogram (mg/kg) <br /> lim 50 & /�/ ��� ND -CLAYEY SANDS <br /> ' detectable concentrations <br /> �A SANDY CLAYS __ - - - shown <br /> NO T NO <br /> 10- , AYEY SI T &r r ND -5 - ND ND 10 <br /> CLAYEY SILT & SILTY S DS - - _ _ Depth to groundwater during <br /> LLJ <br /> --CLAYEY <br /> SANDS ! �2s '~ NO =, _ — _ w monitoringevent 3/30-4/2, 1999 <br /> c_ _ _ ND NO NO NO <br /> U ND ND NO NA - - ND POORLY V <br /> � GRADED SAND LA- Estimated depth to groundwater <br /> LL' - - — - - -- _ -- --- 7 _ _ NO - --- - L� <br /> 20 - CAM- v NO 0005 20 at time of drilling (1992-1996 for <br /> V7 SILTS, SILTY - "` In "MW-" wells 1996 for "VW-" wells <br /> SANDS & - ,f/J// <br /> "/7/ NO POORLY 02-- ND�I/h v and 1997 for "VM-" welds) <br /> CLAYEY SANDS niaT<z5) � SILTY ,! ND GRADED ND `- /GAN oars. <br /> O 7 im.� 51LT5, 51LTY LAY i SAND <br /> I Y � <br /> Q ,S LTY <br /> CLAY/ 13. SANDS & NO NO NO NO NOTES <br /> Cr 30 !///} ND C25} NO ND ND 0014 30 <br /> CLAYEY SANDS <br /> _ =- -'<-- _�� SILTS, SILTY c� 1 Monitoring wells MW-26 & VW-1 <br /> SILTS & SILTY — o�� NO NO// NO NO SANDS & <br /> SANDS -- - SILTY & ��_ ND were abandoned 8/98 and <br /> � ��s ND 025��� rnraGLAYEY SANDS � <br /> C) -- SANDY CLA __ <br /> J - __ _ ? SIL11r1�/ O therefore were not sampled <br /> m 40 Zaa 1 5 NO _7 -_ _- ---- -- -- 9 SILL 1' 90 <br /> !� 2 CLAY NafJ 3 m eve ng the april 1999 monitoring <br /> s 3 2 r_ -- 0�g 0 0,13 r,%r % 40 <br /> SILTY 0 - s[LF5 & SILTS & SILTY ��CLAY <br /> ND %ll - <br /> SANDY CLAYS <br /> SILTY SANDS 'tel° �� sso ors ois 2 TPH-G and Benzene were not <br /> LJ LL- i r '�D! _ = Y - =NO = Ore= _ detected or below the reporting <br /> 0064 „>>, limits at MW-25, MW-26, or <br /> 5Q --� 0T7 NO ?Q - '-' -�_� NO � ��S1LTY CLAYNO 80 MW-11 <br /> 0011 oar osz S oars = ND = not detected <br /> ~ SANDY, CLAYEY SILTS Z r r --- <br /> �LLJ & -- SANDY, CLAYEY SILTS p -` W NQ — "� a- <br /> CLAYEY SANDS ��2& CLAYEY SANDS ? - -- 0006 Q <br /> Y NO 13 - - <br /> 60 - _ �_ 10 - _ =?- - — - N0 0088 ND 60 <br /> TD=61' TD=61' 0 005.°1 � NDSILTY SANDS & <br /> NO POORLY GRADED _ <br /> SILTY SANDS & 13 NO4-,n <br /> 0 054 NO SANDS <br /> AV <br /> POORLY GRADED $ 18 -0 t NO _SANDS - 0 `�7a 0009NORAVELO DoNO 70 <br /> POORLY 7 _ ti_ p=70' NO 0 O�o�P/ AND LTY' 1✓� W 0 <br /> RAGED SAND _ a_ 12 <br /> Y ~� CLAY <br /> - <br /> 5' I inw <br /> TD=75' TD=75' a ecn 6 <br /> 80SANDY, CLAYEY SILTS SANDY, CLAYEY SILTS $0 zJ 5 <br /> & CLAYEY SANDS TD=80' TD=79 5' & CLAYEY SANDS I W u <br /> TD=81' <br /> ND 'o Qa 30 60 <br /> 0021 I HORIZONTAL SCALE <br /> OF CROSS SECTION <br /> 9a 90 <br /> TD=91' <br /> SIRS Greiner Woodward Clyde <br /> GENERALIZED GEOLOGIC <br /> l0a 100 CROSS--SECTIONS A-A' AND 13-E3'TD=101 5' CALTRANS STOCKTON <br /> MAINTENANCE STATION <br /> 105 105 Proj No 4104010004 Date FES 2p40 <br /> SOURCE Project CALTRANS rAO m SECT-AB <br /> GEOCON ENVIRONMENTAL CONSULTANTS, INC. DECEMBER 1996 SHOP 10 and STOCKTON YARD Figure 2_3 <br /> E \JOBS\WDODl)ARD-CLYDE\U21600-02 DWG 2/16/00 1200 <br />