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%SW Sand, fine grained, dry, with some cemented inclusions <br />dark brown (7.5YR 3/4)2"-dia Sch. 80 PVC + <br />Grout: 95% Portland cement / <br />154-155 ft - Gravel subrounded to 0.5" <br />SC Clayey sand, fine grained, dry, <br />dark brown (7.5YR 3/4) <br />SM ::::Silty sand, with cemented enclosures, dry, <br />::::brown (7.5YR 4/3) <br />:::: <br />:::: <br />:::: <br />::::166 ft - Becoming moderately cemented , brown (7.5YR4/4) <br />:::: <br />:::: <br />:::: <br />:::: <br />:::: <br />:::: <br />::::169 ft - Becoming dark brown (7.5YR 3/4) <br />:::: <br />:::: <br />:::: <br />:::: <br />:::: <br />SW Gravely sand, fine to medium grained, with subrounded <br />gravel up to 0.25", dry, dark brown (7.5YR 3/4) <br />water SW Sand, fine to medium grained, loose, moist, <br />noticed dark brown (7.5YR 3/4) <br />SW Gravely sand, fine to medium grained, with subrounded <br />gravel up to 0.25", moist, dark brown (7.5YR 3/4) <br />SM ::::Silty sand, fine grained, loose, moist <br />::::dark yellowish brown (10YR 3/4) <br />:::: <br />:::: <br />:::: <br />:::: <br />0.020" slot well screen <br />2"-dia Sch 80 PVC <br />176.0 <br />177.0 <br />180.0 <br />178.0 <br />179.0 <br />172.0 <br />173.0 <br />174.0 <br />175.0 <br />#2/12 Sand filter pack <br />169.0 <br />170.0 Coded bentonite pellets 1/4" <br />171.0 <br />166.0 <br />167.0 <br />168.0 <br />163.0 <br />164.0 <br />165.0 <br />160.0 <br />161.0 <br />162.0 <br />157.0 <br />158.0 <br />159.0 <br />154.0 <br />155.0 <br />156.0 <br />150.0 <br />9"-dia boring <br />151.0 1" dia. Sch. 80 PVC <br />152.0 <br />153.0 5% Bentonite <br />Page 6 of 7