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Figure 43: Vapor Extraction Well Construction Schematic <br /> Former Manna Pro Site <br /> 04 South Eldorado Street Flush Mounted Well Bow <br /> tockton, CA 95206 —Concrete Collar <br />' o <br /> a� <br /> . 5 <br /> ement Grout <br /> r <br /> s <br /> 10 <br /> Diameter Schedule 40 Blank Casing <br /> Clay& Silt <br /> y 15 <br /> Bentonite Transition Seal <br /> 3 0 0 <br /> 10-0-cc �o°0 20 <br /> '0°0°°°0° B_° Pea Gravel Filter Pack <br /> Approximate Groundwater Level <br /> . oo 000 <br /> 00000 = 0000 25 040 Slotted 4" Diameter <br /> 00000 00000 Schedule PVC Casing <br /> 00 � 000 <br /> 00000 � 00000 <br /> o o°o 0 000 <br /> Sand oo0a 00° 30 <br /> o <br /> o0 <br /> o000 <br /> 35 <br /> o°o <br /> Clay and Silt ° <br />' o <br /> 40 <br /> Sand 00000 o°0 0 45 <br />' o°000 J. 000° <br /> 000 � 00 <br /> 00000 00000° <br /> 15" Diameter Boring <br /> �� Clay and silt <br />