Laserfiche WebLink
`/ `„/ <br /> Wright Environmental Services, Inc., CA Exploratory Boring Log <br /> Project No.4509 BORING NO.MW-1 Drilling Method:8"Hollowstem Page 1 of 1 <br /> Logged by:CMP Date:Dec.11,2008 BOREHOLE COMPLETION: <br /> Client:City of Tracy Well Installed:2'dia.Sch.40 PVC <br /> Location:99 W.6th Street Total Depth:26.V Casing Depth:25.5' <br /> Tracy,CA Screen Length:15' Slot Size:0.020 <br /> Permit:SJC EHD 55561 Wank Length:10' Sand Pack:43 <br /> Water Levels:1st Enc:113-14'@0850 Statfc:no measurement Top Sand Pack:8.5' Top Bentonite:6.5' <br /> Grout Seal:6.5'to surface Vault Box <br /> a <br /> Sample PID Blow E Well Detail/ <br /> No. /OV Count in Depth UmobwLog Backfill <br /> T Asohall <br /> w <br /> 3 SW-SAND Fill,damp <br /> m i <br /> V <br /> ML-Sandy SILT,yellowish brows tiOVYWA oft0d plasticity,v.f.sand 20%, <br /> 5 crude bedding,firm,damp. A" <br /> MW-1 0 7 <br /> @ 5' <br /> MW-1 10 <br /> @ 11.5' 0 10 ML-Sandy SILT,brown 10Yfi61&*millittlift.Wastic,f.-med.sand 35-40%, <br /> rare crs.sand,massive,stiff,rw <br /> v <br /> MW-1 15 <br /> @ 16.5' 0 23 <br /> SW-SAND,gray 10YR5/1,f.*- wnt -sw S%,massive,dense, <br /> saturated;rare fine gravel. <br /> MW-11F7 <br /> @ 21 5' 0 35 Borehole flows 6 feet,fine to Cee tiler s �*► -: vel,dense,saturated. <br /> Driller calls change at 22 feet <br /> SM-Silty SAND,yellow brown 1111M11IIII& fines vary 5-20%,f.sand <br /> �_1 <br /> 25- 80-95%,masive,loose,saturalt+d WSW to s <br /> @265, 0 7 <br /> sl eke <br /> clay t9ll <br /> NsI AN• <br /> Reviewed by PG <br />