Laserfiche WebLink
Existing Grade <br /> f <br /> r <br /> Vault box with locking security <br /> Concrete <br /> Cement Grout, placed by tremie line <br /> Notes: from bottom to top. <br /> Groundwater is anticipated to <br /> occur at about 25 to 40 feet <br /> below surface <br /> Borehole will be advanced 10 feet 2-inch Sch. 40 PVC Blank Casing <br /> into groundwater or to the aquitard <br /> whichever is encountered first <br /> Bentonite Clay, typ. 2-feet thick <br /> to prevent grout invasion opf sand pack <br /> 5' <br /> Sand pack, nominal 2112 or#3, extended <br /> p about 2-feet above top of slots <br /> 2-inch Sch. 40 PVC casing, <br /> Aquifer nominal 0.020"slots <br /> Strata <br /> i <br /> i <br /> i <br /> Sch. 40 PVC endcap <br /> 10' <br /> Aquitard <br /> Hollowstem Auger Borehole, <br /> nominal 8" diameter <br /> Note:This well detail is schematic only. The actual <br /> monitoring well construction will be modified to field <br /> conditions observed in the expioratory borehole. Well slots <br /> will be raised to observe for separbte phase <br /> product to the point where well seals are not Proposed Monitoring <br /> compromised. P g <br /> Construction modifications may also be made prior Well Schematic project No. LA&S <br /> to installation by San Joaquin County regulatory permit. Scale;As Shown <br /> 15589 McKinley Ave Date:Feb. 2006 <br /> Mantica, CA <br /> Figure 1 <br />