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f gftj�j RIEDEL ENVIRONMENTAL LOG OF BORING <br /> SERVICES, IP <br /> B <br /> 4138 LAKESIDE DRIVE <br /> RICHMOND, CALIFORNIA 948C6 I <br /> (510) 222-7810 SHEET 1 OF t <br /> PROJECT NO.: 4185 DRILLING CO.: Spectrum Exploration BORING TOTAL DEPTH (FT): 21.5 <br /> y t PROJECT NAME: Sprint DRILL RIG MODEL:CME-75 TOP OF CASING ELEVATION (FT MSL)NA <br /> LOCATION:Stockton DRILLING METHOD:8r Hollow Stem Auger TOP OF VAULT BOX ELEV. (FT MSL) NA <br /> FILE NAME: ACRD\Drove/094\SprinSBI SAMPLER TYPE: CA Modified Split Spoon SCREENED INTERVAL: NA <br /> LOGGED BY:Chris White, RG LOCAL AGENCY:Son Joaquin Co_ Public Health Ser. <br /> DATE DRILLED:9-28-94 APPROVED BY: Chris White. RG PERMIT NO.:4265 <br /> i W Vf W z <br /> WELL CONSTRUCTION i 1 o Na a U = LITHOGRAPHIC LITHOGRAPHIC DESCRIPTION <br /> r=- DIAGRAM Q ��� ; z J� I � W COLUMN <br /> o a 1W m o <br /> i <br /> 0 -' I J— I 0 <br /> I 1 I I GM SANDY FINE GPAVEL: Yellow Brown: Damp; 10% Silt. <br /> l y • I i 1 a (Backfill) <br /> i <br /> 2 <br /> 3 ! 3 <br /> 7 <br /> HOLE _ Dw. <br /> t ` <br /> I � <br /> r � �_ � I ► � - 6�° 'mgr � <br /> J CEMENT GPOUT I I' <br /> 7 a qCl <br /> 41 <br /> I y J 9 <br /> 10 <br /> u 1 SILT: Yellow cwn; Damp: <57. Fne Sand. <br /> t5 <br /> r i a I I 32-D11 <br /> 6 jM I SILTY FINE MEDIUM SAND: Yellow Brown; Damp. <br /> {{{ a j <br /> i <br /> I � <br /> •� I .O 20�I Bottom of a-_er = 20' <br /> I ^ _-C< Bottom of S.-ple - 21.5' <br /> 23� I <br /> 24-1 <br /> 2° <br /> I — 29 <br /> 30� <br /> i . <br />