Laserfiche WebLink
BORING NO. G-10 <br />COORDINATES: N.2221716.11 <br />E.6388779.78 <br />PROJECT:N.County Landfill PROJECT NUMBER: 631230195 FIELD GEOLOGIST: Michael Yurovsky TOC ELEV: 120.90 ft <br />LOCATION:Near water tank DRILLING METHOD:CHECKED BY: Julian Isham GS ELEV: 119.20 ft <br />DRILL CO.:Gregg Drilling & Testing BORING DIAMETER:APPROVED BY: Julian Isham <br />DRILLER:Brandon Maple TOTAL DEPTH: 200 Feet <br />SCREEN:Dia.: 2" + 1" piezometer Length: 20 ft Type/Size 0.020" slot PVC Sand Pack: #2/12 <br />CASING:Dia.: 2" + 1" piezometer Length: 180 ft Type PVC, Sch. 80 <br />Sonic <br />9"DATE BEGAN: 1/30/2018 <br />DATE FINISHED: 2/2/2018 <br />Depth <br />Well Completion <br />Sample <br />Collected <br />Recovery <br />% <br />USCS <br />Symbol Profile Description Comments(feet) <br />100%SM ::::Silty sand, continued <br />::::2"-dia Sch. 80 PVC + <br />::::121 ft - Becoming brown (7.5YR 4/4) <br />:::: <br />::::Grout: 95% Portland cement / <br />:::: <br />:::: <br />:::: <br />::::Orange stripes visible <br />:::: <br />:::: <br />:::: <br />::::126-127 ft - With some gravel, damp <br />:::: <br />::::127 ft - Becoming cemented, dry, dark yellowish brown <br />::::(10YR 3/4) <br />:::: <br />:::: <br />:::: <br />:::: <br />0% <br />100%SM ::::Silty sand, fine grained, lightly cemented, dry, <br />::::with subrounded gravel to 0.5", brown (7.5YR 4/4) <br />:::: <br />:::: <br />:::: <br />SW Sand, fine to medium grained, loose, dry <br />brown (7.5YR 4/4) <br />SW Sand, fine grained, lightly cemented, dry, <br />yellowish brown (10YR 5/4) with white inclusions <br />SM ::::Silty sand, very fine, dense, dry, <br />::::brown (7.5YR 4/3) <br />:::: <br />:::: <br />SW Sand, fine grained with subrounded gravel to 0.25", <br />brown (7.5YR 4/4)150.0 <br />147.0 <br />148.0 <br />149.0 <br />144.0 <br />145.0 <br />146.0 <br />141.0 <br />142.0 <br />143.0 <br />138.0 <br />139.0 <br />140.0 <br />135.0 <br />136.0 <br />137.0 <br />132.0 <br />133.0 <br />134.0 <br />129.0 <br />130.0 end of 1/30/18 <br />start on 1/31/18core lost; very loose soil <br />131.0 <br />126.0 <br />127.0 <br />128.0 <br />122.0 <br />123.0 5% Bentonite <br />124.0 <br />125.0 <br />9"-dia boring <br />121.0 1" dia. Sch. 80 PVC <br />Page 5 of 7