Laserfiche WebLink
Well Construction Diagram <br /> MW14A - MW17A <br /> 4____ Traffic-rated well lid <br /> Ground e Traffic-rated well box encased in concrete <br /> Surface (0.25 inches raised above surrounding surface) <br /> 2' <br /> • • Casing protrusion with locking cap <br /> 2' bgs ' <br /> s• Borehole (10-inch 0) <br /> Annular seal (bentonite grout) <br /> Casing (Schedule 40 PVC, 2-inch 0) <br /> 7' bgs xx. <br /> 2' Transition seal (bentonite chips) <br /> 9' bgs� <br /> Filter pack (20/30 silica sand) <br /> 10' bgs <br /> 20 Perforated well screen <br /> Historical First Zone '. (0.02-inch slots, 2-inch 0, Schedule 40 PVC) <br /> Groundwater Level <br /> (15 bgs-O4i2O12) <br /> 5, Bottom cap <br /> 30' bgs <br /> Notes: <br /> 1. Diagram not to scale. <br /> 2. Well screen depth and length may be <br /> adjusted in the field based on lithologic <br /> observation and depth of groundwater. <br /> Figure 4: Groundwater Monitoring <br /> Well Construction Diagram <br /> Rainwater Car Wash <br /> 420 West Yosemite Avenue <br /> Manteca, California 95336 <br /> DRAM aY. DATEPROJECT <br /> MRd I November 2012 Elder. 01 <br /> � Ami Adini <br /> .i & Associates, Inc. <br />