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0 <br /> BLOCK WALL <br /> — ® MW-2 <br /> --i (22 9f) oB <br /> Jl fr • <br /> C-) <br /> 29 <br /> N _ � ASPHALT PAVING <br /> r EXPLANATION <br /> CONCRETE <br /> (zz g W-4 MW-4 ® Soil bonng/monitonng well <br /> ? B-13 I soil boring <br /> LO <br /> i-aa (<s0/0 �) Groundwater elevation (Ft –MSL) July 28, 1995 <br /> � <br /> �— —23� 0 Groundwater elevation (Ft.–MSL) <br /> CONCRETE �� July 28,1995, queried where uncertain <br /> TANK • B– STATION BUILDING <br /> PAD _ Approximate direction of groundwater flow <br /> E> gradient = (z) = 0 002 <br /> Q • 8-12 <br /> Cy- <br /> � • B-6 <br /> � 8-4 • f <br /> • 8-13 <br /> " • e-1 � Z 3 a5 <br /> Q � • B-7 <br /> 40 12 <br /> ASPHALT PAVING <br /> • CONCRETE PAD <br /> PUMP ISLAND (TYP ) <br /> � 4 <br /> • B-5 <br /> '7® MW--4 <br /> (23 10) MW-3 <br /> ® (23 1 S) <br /> AC CURB <br /> ASPHALT PAVING ASPHALT PAVING 4 <br /> I <br /> 1 <br /> I <br /> YOSEMITE AVENUE <br /> ARCO PRDUCTS COMPANY FIGURE Nn. <br /> SCALEi 1- = 20, SERVICE STATION NO. 6020 <br /> 410V E m c o n 1711 Y(5SEMITE AVENUE 3 <br /> 0 20' 40' MANTECA, CALIFORNIA _ <br /> ` GROUNDWATER CONTOUR MAP JULY 28, 1995 0805-15L0 <br />