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GEOTECHNICAL BORING LOG LB-8 <br />Project No. <br />12126.001 <br />Date Drilled <br />10-30-18 <br />Project <br />Kimley-Horn Main Place <br />Logged By <br />NA <br />Drilling Co. <br />2R Drilling <br />Hole Diameter <br />8" <br />Drilling Method <br />Hollow Stem Auger - 1401b - Autohammer - 30" Drop <br />Ground Elevation <br />' <br />Location <br />2800 N. Main Street Santa Ana CA <br />Sampled By <br />NA <br />d <br />a <br />SOIL DESCRIPTION <br />o <br />sY <br />a <br />a <br />a <br />Z <br />as <br />N <br />- <br />Ny <br />a <br />a a <br />4a <br />4a <br />C <br />a <br />3 <br />a u <br />rn a <br />VU <br />This Soil Description applies only to a location of the exploration at the <br />~ <br />iLL <br />aLL <br />aJ <br />— <br />ao� <br />OQ <br />00l <br />time of sampling. Subsurfism Conditions may differ at other locations <br />O <br />W <br />O <br />f7 <br />Q <br />m <br />m1p <br />Z <br />aoa <br />'aj <br />andmaychangewithtime. ThedescriptionisasimpOficationofthe <br />o. <br />y <br />R <br />p <br />U <br />y" <br />actual conditions encountered. Transitions between soil types maybe <br />T <br />g acual. <br />3U <br />R-3 <br />5 <br />5 <br />20 <br />33 <br />GW-GO <br />@31". Clayey GRAVEL SGVV), brown, tlense, moist, fine to <br />•� <br />coarse grained gravel. <br />35 <br />•� <br />•'' • <br />S4 <br />15 <br />GW <br />moist ,obbles coarse <br />@3r Sandy GRAVEL fine toGW),gray ,el fractured <br />grained sand fine b coarse gravel, fracturetl cobbles <br />18 <br />is <br />, <br />observed <br />•� S <br />with <br />Grilling with difficulty and loud noise. <br />•� S <br />'. <br />40 <br />S-5 <br />27 <br />@40". very tlense. <br />•� S <br />•� S <br />45 <br />• �• <br />S-6 <br />22 <br />•� S <br />5) <br />•� S <br />•• <br />50 <br />S-] <br />3 <br />OL <br />@50". CLAY (GH trace sill, minor santl, reddish brown, stiff, <br />5 <br />wet, fine grained santl. <br />6 <br />Total Depth : 51.5 X bgs, <br />No groundwater encountered during drilling, <br />Boringg was backtilled with soil cuttings and surface was <br />patched with coldarix asphalt upon completion of drilling on <br />October 30, 2018. <br />55 <br />S)lAIPLETYPES: <br />TYPE OF TESTS: <br />40, <br />DS DIRECT SA SIEVE ANALYBIB <br />B BULK SPfaPLE -2e0 %FINES PABBINRG <br />ISHEARON IN <br />I El BE <br />C CORE SAMPLE AL ATTERCONSO <br />WDROMONINDIX SPND ECIFIC GRAVITY <br />DATIOIIs <br />G GRABBAMPLE CN COULNPSE TION H HYDROMETER SG <br />UNCONFINED CITY <br />R RING SAMPLE CO CORROSIO MD DENSITY UC UNCONFINED COMPRESSIVE BTRENGTI <br />POCKET <br />B SPLIT SPOON SAMPLE CR CORROSION PP POCKET PENETROMETER <br />T TUBE SAMPLE CU UNDRNNED 3RIAXIAL RV RVPLUE <br />"' This log is a part of a report by Leighton and should not be used as a stand-alone document"' Page 2 of 2 <br />