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p 1111 Broadway,6th FI BORING DMW-56 SHEET 3 OF 4 <br /> Geo sptec Oakland, CA 94607 START DATE 2/20/2014 ELEVATION: <br /> consultants Phone: (510)836-3034 FINISH DATE 2/24/2014 GROUND SURF. 7.25 ft <br /> Fax: (510)836-3036 LOCATION 800 W Church St,Stockton TOP OF MONUMENT6.75 It <br /> PROJECT Dopaco DATUM NAVD88 <br /> WELL BORE <br /> Gs FORM:GE BOREHOLE LOG NUMBER WR1194 WATER DEPTH: ft bgs <br /> DESCRIPTION SAMPLE <br /> (7 n <br /> 1)Unit/Formation,Mem.7)Plasticity O O m a n <br /> 2)Soil/Rock Name 8)Density/Consistency 0 O O Z uj } o COMMENTS <br /> DEPTH U _ WELL COMPLETION w <br /> 3)Color 9)Structure � H w EL w (L (t Z o <br /> (ft-bgs) 4)Moisture 10)Other(Mineralization, Q t j DETAILS � a 0 Q w 1)Rig Behavior <br /> 5)Grain Size Discoloration,Odor,etc. w w 2 <br /> 6)Percentage O W 0) OJ W x 2)Air Monitoring <br /> (gravel,sand,fines) m <br /> a <br /> -33 <br /> -34 <br /> Lean CLAY with sand(CL): dark greenish 36-1 <br /> 42 .gray(Gley 1 4/1);moist;fine sand,clay[0, -35 <br /> .85,15];medium plasticity;hard <br /> ................................................... <br /> Not logged <br /> -36- <br /> 44 -37 <br /> ------------------ <br /> Lean CLAY(CL): greenish gray(Gley 1 _38 49 <br /> 5/1);dry;fine sand,day[0,10,90];medium <br /> 46 plasticity;hard <br /> . ...................................................... <br /> -39- t <br /> Not logged <br /> -40- <br /> 48 -41 <br /> ------------------ <br /> Sandy lean CLAY(CL): dark greenish gray 3 <br /> (Gley 1 4/1);moist;fine to medium sand, <br /> Gay[0,35,65];low plasticity;firm ___ -42- <br /> @ 50'(in shoe): turns to Well-graded <br /> 50 .SAND(SW): dark greenish gray(Gley 1 <br /> -43 50 0 8:3o Stop mud rotary drilling: <br /> :4/1);wet;fine to..medium. .sand[0,90,10] switch to hollow-stem <br /> . ...... . ...... <br /> Slough auger inside conductor <br /> -44 casing <br /> 52 -45 <br /> SANDY LEAN CLAY(CL):very dark gray <br /> (5Y 3/1);moist;fines and fine sand[0,40, <br /> 60] low plasticity soft Cement grout:Portland II-V -46 <br /> L— --------------J (0-53ft bgs)installed via <br /> SILT(ML):very dark gray(-5Y-3/1);moist; tremie pipe. <br /> 54 fines with fine sand[0, 10,90];no plasticity; <br /> stiff -47 <br /> ................................................ . <br /> Slough Bentonite seal:50 lbs of -48 40 0 8:40 <br /> PEL Plug Time Release, <br /> 56 3/8"pellets(53-55 It bgs). <br /> -49 <br /> N <br /> (�I <br /> o Filter pack:300 lbs of -50 <br /> — Cemex Lapis Lustre#3 <br /> w POORLY-GRADED SAND(SP):black(5Y sand(55-72.5 It bgs). <br /> Z 58 2.5/2);wet;fine sand and fines[0,95,5]; <br /> o loose -51 <br /> 0 <br /> a <br /> � -52 <br /> SILT(ML):very dark gray(5Y 3i1);moist; l.L.l. <br /> A - <br /> o CONTRACTOR: Gregg NORTHING:2167604.1 LOGGER ODR/AMS REVIEWER FM <br /> u EQUIPMENT: Mobile B80/Marl M11 EASTING: 6329973.9 NOTES: Mud rotary 0-508 while driving conductor casing; <br /> � DRILL MTHD: Mud Rotary/HSA COORDINATE SYSTEM: hollow-stem auger drilling 50-80ft <br /> m HAMMER TYPE: NAD83 <br /> W BOREHOLE DIAMETER:14"(10"conductor)18.75" SEE KEY SHEET FOR SYMBOLS AND ABBREVIATIONS <br /> 3 <br />