Laserfiche WebLink
2E <br /> .2 <br /> o aa <br /> 5 m > ¢ Equipment 10"Hollow Stem Aucier <br /> TOP OF PVC CASING y Cat . <br /> Elevation 3 6 (D p y Elevation Date 8-25-93 <br /> o > <br /> GROUNOSURFACE m 012= Q <br /> GRAYISH BROWN SILTY SAND(SP)iOYR 5/2 <br /> TOP OF CASING loose,dry,fine-to very fine-grained sand, <br /> ai ground surface 10%silt <br /> 10'DIA,BOREHOLE <br /> 0.031.5 ft <br /> 4'DIA.SCHED.40 PVC T. <br /> DARK GRAYISH BROWN LEAN CLAY(CL)10YR 4/2 <br /> BLANK CASING 5 moderately soft,moist,2w/.silt.micaceous,rusty <br /> 0.0 to 6.0 ft staining,laminations <br /> BENTONITE-CEMENT SEAL _ 5 0 <br /> 0.0 to 3.5 ft <br /> BENTONITE PELLET SEAL = <br /> 3.5 to 5.0 ft = VERY DARK GRAYISH BROWN CLAY(CL)1OYR 312 <br /> LONESTAR$2/12 SANDPACK = 10 hard,moist 64/6 sand <br /> 6.0 to 31.5 ft = 3 0 <br /> 8 <br /> DIA.SLOTTED SCREEN <br /> (0 = g <br /> (0.020'slot size)5.0 to 29.5 ft = <br /> s 0 15 VERY DARK GRAY SAND((SP)BY 2.5/1 <br /> 10 moderately dense,moist e0%very fine-grained <br /> 14 sand,10%silt,70°k day,some cracks <br /> VERY DAyRK GRAY SILTY SAND(SM)5Y 2.5/1 <br /> modera <br /> 6 0 20 <br /> s 3W.silt.10%day,some�cracks,micaceous <br /> 9 <br /> 10 <br /> VERY DARK GRAY SAND SP)6Y 2.6/1 <br /> moderately dense,moist %veryfine-grained <br /> sand;1G• silt;10°/6 ctav,some cracks <br /> e 25 <br /> i <br /> BLACK SAND(SP)BY 2.5/1 <br /> BOTTOM WELL CAP loose,wet fine-to medium-grained sand ` <br /> 29.5ft 2 0 30 <br /> 7 •:.:•. <br /> HOLE CLEANED OUT ""` 12 VERY DARK GREENISH GRAY SILTY CLAY(CL) <br /> to 31.5 ft 16 SG 411 very hard,moist 40%sk trace of angular <br /> BENTONITE PELLET 23 gray clayey clests <br /> BACKFILL 31.5 to 34.5 ft 10 <br /> Bottom of boring at 34.5 ft <br /> 35 <br /> 40 J tooswo <br /> Log of Boring and Well Completion MW-27 PLATE <br /> Harding Lawson A"odatee Results of Plume Characterization Investigation e <br /> Engineering and <br /> Environmental Services Shell Oil Distribution Plant o <br /> C E r <br /> Stockton, California <br /> DRAWN JOB NUMBER APPROVED GATE REVISED DATE <br /> LZC 10433 005 6 4c/ 10193 <br />