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' 4,ttc E AND TECHNOLOGY CORP <br /> 6 <br /> BORING NO HP-6 <br /> �h LOG OF BORING SHEET I OF I <br /> CLIENT PROJECT PROJECT NO <br /> EBMUD Stockton Service Center 40429 300 <br /> PROJECT LOCATION COORDINATES ELEVATION (DATUM) TOTAL DEPTH OATE START <br /> Stockton California Not Surveyed Not Surveyed (M5012 5 FEET 09/07/93 <br /> SURFACE CONDITIONS LOGGED BY DATE FINIS+ <br /> Concrete S Martin 09/07/93 <br /> SAMPLING CHECKED BY APPROVED BY <br /> LU wad tn in w>_ M McClain E Meyer <br /> ui w {2 uu,� <br /> S m W U O U Q S &} <br /> W.z s� �in U 1JJ UJ L7 <br /> Uj <br /> CORING v <br /> wCLASSIFICATION OF MATERIAL REMARKS <br /> Uj cc U LU <br /> w w w s oCS CL. 0C <br /> rc orc z arc Z a a <br /> ' �N m �c� �} o� wE3 C)} o a <br /> Q O <br /> CB 1 2 5 -- Concrete Boring advanced with <br /> SAND 0 0, 4 1/4 10 hello~ <br /> CLAY, dark brown to black high stem auger samples <br /> g 2 plasticity, moist collected using 2 5 I n <br /> 2. continuous barrel <br /> C8 2 3 Grading olive gray sampler <br /> ' 5 <br /> 4 <br /> 5 Silty CLAY yellowish-brown to light gray, <br /> low plasticity, moist <br /> 8 <br /> I <br /> 7 7 <br /> CB 3 q� S Grading alive brown to black <br /> 9 <br /> ' tit <br /> 115 1i <br /> CB 4 q $ t 12 <br /> ' <br /> 13 bgsloHydro Punch 12 5 <br /> II <br /> 14 sample from 12 5-16 5 <br /> Backfilled boring with <br /> 15 cement-bentonite grout <br /> Upper 6' consisted of 2 z <br /> 18 2 concrete mix with <br /> rebar and screen mesh <br /> 17 - <br /> 18 <br /> 19 <br /> ' 20 <br /> 21 j <br /> 22 I <br /> ' 23 <br /> 24 <br /> 25 <br /> 26 <br /> 27 <br /> ' 28 <br /> ' 29 <br />