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C <br />a <br />z <br />4 <br />LL <br />C <br />a <br />n <br />x <br />v <br />a <br />\.; <br />u <br />-- BORINGNUMBER EB-6 <br />PAGEIOFI <br />CORNERSTONE <br />Lam: EARTH GROUP PROJECT NAME Ponderosa Active Adult Community <br />PROJECT NUMBER 132-2-1 <br />PROJECT LOCATION Ironwood Drive-Pleasanton, CA <br />DATE STARTED 12/17/07 DATE COMPLETED 12/17/07 GROUND ELEVATION 353 FT +/- BORING DEPTH 29.5 fl. <br />DRILLING CONTRACTOR Exploration Geoservices, Inc. LATITUDE LONGITUDE <br />DRILLING METHOD S" HSA GROUND WATER LEVELS: <br />LOGGED BY AKT ~ AT TIME OF DRILLING Not Encountered <br />NOTES ZAT END OF DRILLING Not Encountered <br /> TNS lop Is a pert of a report by CamernoM Fenn omap, aM snook not be uses <br />p .~° <br />°e UNDRAINED SHEAR STRENGTH, <br /> <br /> <br />~ on dtne <br />ac a denM1elpne apcumenl. Ttpe Ee%i9atm applies Doty ro Ne 1p® <br />evpbrallon 911M tlma dUrlllinp. SubsuMce o'SIdlbM may aMeral Omar <br />Toe aescaWton presamee Ise <br />lapelrons eM mW cbanpe et Ines larepon vnln time <br />_ <br />p W <br />ro <br />~ F <br />2 <br />O' £ <br />W <br />F <br />~ i <br />W <br />H ~ kq( <br /> <br />Q HAND PENETROMETER <br />z ~ J . <br />aimppflcelion of aduel wnaltlona e,nYVUmeree. Trensnlone eelween sdl lypet may y a <br />J ~ w <br />3 J <br />Q I a <br />2 Q - <br />O t ~ be preaaal. `~ p V > U ~ W o <br />r ~ TORVANE <br />w o h ~ ~ <br />a ~ a i~ U w it ~ UNCONFINED COMPRESSION <br />w ~ m <br />W <br />~ ~ <br />~ ~ ~ <br />~ wi - UNGONSOIIDATED-UNDRAINED <br />lA"I <br /> DESCRIPTION ~ $ io <br />o 3.o a.o so <br />353.0 0 Silty Gravel (GM) [Fill] <br /> <br />351.5 <br />351.0 Sandy Silt_(ML)[Fill] _--___ <br />---- <br />se <br />MC-tA <br />112 <br />12 <br />Q <br /> Clayey Siit (ML) <br /> hard, moist, yellowish orange to dark brown <br /> transition 33 Mau 105 16 <br /> <br /> 5 <br /> ---------------------- 42 Mc-p <br />347.0 Sandy Silt (ML) <br /> very stiff, moist, yellowish orange, sand <br /> grades fine, occasional medium sand <br /> 32 Mass 102 12 <br /> <br /> 10 <br /> 31 MGSB 102 9 <br /> <br /> 15 <br /> - - - - _ _ ss MCB <br />333.5 ~ - <br />ith G <br />l <br />SP <br />l <br />G <br />d <br />d S <br />d <br /> Y0 ~:; <br />. rave <br />( <br />) <br />y <br />ra <br />e <br />an <br />w <br />Poor <br /> medium dense to very dense, moist, brown/ 15 sPT-T 2 <br /> gray, sand grades fine to coarse, gravel <br /> grades fine occasional coarse rounded gravel 32 SPT-0 <br /> 48 sPT <br /> <br /> <br />i 25 <br />42 <br />SPT-9 <br />i <br />i <br /> <br />~ <br /> <br />2 <br />j " ` 6 SPT-t0 <br />323.5 t 29 <br />5 f <br />t <br />B <br />tt <br />f B <br />i <br /> 30 . <br />ee <br />. <br />om o <br />or <br />ng a <br />o <br />i <br />i <br />t <br />i 35 <br />i <br />i <br /> <br />i <br />