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06/12/1956 11:58 12898325152 WRIGHT ENVIRONMENTAL PAGE 02
<br /> Wright Envirortrr orad 5erva�,.e "-=— Tracy, CA &k...m xy Burft Log Pg 1 of 4
<br /> "ect No. 4 06 2 R HortnSM40 riewl1 weu ir„st$ped: �N.."N dia. sch 40 PVC
<br /> Client-Unden School District 0--t4 Oft&.kdy 27, 1995 Total Depth., 119.5'; Casing Depth: 118'
<br /> Location: 7007 Pazzi Rd, Stockton, CA Lager. Cly Screen Length and Size: 20' of 0.020"
<br /> Dr+ung M*thod; 8" OD Holl mMom UsCkx.Spectrum Top of Sand Pack 96'; Sand Slze: 2/12
<br /> Permit,PNS/EHD#005750 Top Bentonite: 93%Cement Grout Seat: 93' to V
<br /> Water Lowls: 1st Enc: 1051 Static 1134.35 SurFace vault box
<br /> Q8:21ztM►7!26/95
<br /> Sample Blow Depth Borehole
<br /> No. ov Count (fty l..ithology Log Completion
<br /> de w
<br /> ML- Wo* SILT, dirk reddish brawn 5YR3/4, fine snd up to ,
<br /> Z0%, dmip, drilb firm. -�
<br /> grab *ctm Ea above, drlls firm
<br /> ^w^w^
<br /> '^ten
<br /> A A"A
<br /> w ;~
<br /> 10 santali rboYe,fine to medium sand 20%,rare rout holes and •^
<br /> 3 28 caltcl02, hMt of crude bedding, 'vary stiff. A
<br /> w
<br /> 1 S K - SILT, dark reddish brown SYR3/4, sand to 40% " �^
<br /> 3 24 "ftted, cobvaebby caliche, some sand grains float In matrix,
<br /> vay X011, darn.
<br /> A h«
<br /> 20 SM - SMD, 10YR4/3, brown, fine to med. sand to 8046,
<br /> �-+ 3 22 zgt 2 cruddy bedded, sand in grain to grain contact, 2"
<br /> Mck Ot bod at 21.5 feet, medium dense, damp.'
<br /> ry,n
<br /> 25 SIw+LANC4 - Interbedded Silty SAND and Sandy SILT, bravos+,
<br /> 3 42 10YI1,Y3, flue sand to 80%, silt 20 %, silt interbeds contain
<br /> cl!steM.very fine sand, faint color defined beds, dense, damp.
<br /> 30 ^"Fw
<br /> 3 24 SM - SAND, dmrk yellowish brown 10YR4/6, sand to 90%,
<br /> rnsashya,rtNxEium dense, damp.
<br /> 3 �A+
<br /> ~> MW-i-7 3 50 ML - Swi ly SILT, dark yellowish brown 10YR4/6. sand 3046, silt
<br /> 7096, *Pend loins in silt matrix, crudely bedded, very stiff,
<br /> dam„b000rnes sandier and yellavvish read, SY11516 at 36.5 feet
<br /> wow`
<br /> 40
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