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GEOTECHNICAL BORING LOG B-4 <br />Project No.603284-001 <br />Project Oranqewood Real Property, LLC Drilling Co.Martini Drilling Corporation <br />Drilling Method Hollow Stem Auqer - 140Ib - Autohammer - 30" Drop <br />Location 1901 and 1919 Fairview Street (see Geotechnical Map, Figure 2) <br />Date Drilled 9-30-11 <br />Logged By JR <br />Hole Diameter 6" <br />Ground Elevation 100' <br />Sampled By JR <br />41' <br />0 -®32 Ui->SOIL DESCRIPTION <br />, : £.r "U) <br />' %11 3 c Rd This Soil Description applies only to alocation of the exploration at- O 0. 98 Zu; the time ofsampling. Subsurface conditions may differat other <br />t 2 §90 -05 locations and may change withtime. Thedescriptionisa <br />2 O o ur- simplification of the actual conditions encountered Transitions <br />between soil types may be gradual. <br />U <br />N S <br />30- <br />S-4 V 0 <br />.1.11 0 <br />H U <br />7 <br />- 35 <br />R5 3 <br />3 <br />3 <br />in <br />Attitudes ON aldules SM018 <br />24 CH FAT CLAY (CH) soft, with thin beds ofoxidized fine-grained sand <br />to sandy sm, orange brown, very moist <br />SP-SM SAND with SILT (SP-SM), loose, grayish brown, wet, fine-grained <br />to medium-grained sand, poorly graded, poor recovery, <br />micaceous, groundwater encountered <br />60 <br />S-5 \/ 3 <br />6 <br />9 <br />S-6 4 <br />9 <br />22 SP SAND (SP), medium dense, grayish brown, wet, fine-grained, <br />poorly graded <br />55- <br />45- <br />50- <br />50- <br />45- <br />55- <br />40- <br />21 SM SILTY SAND (SM), medium dense, wet, fine-grained, <br />unconsolidated <br />Unable to sample, 10 ft. of flowing sand into auger, terminated <br /> boring due to heave - <br />Total Depth = 50 ft. bgs <br />Drilling terminated due to sand heave from 50 ft. bgs <br />Groundwater measured at 32 ft. bgs <br />Boring backfilled with soil cuttings and capped with AC cold patch <br />upon completion <br />SAMPLE TYPES: <br />B BULK SAMPLE <br />C CORE SAMPLE <br />G GRAB SAMPLE <br />R RING SAMPLE <br />S SPLIT SPOON SAMPLE <br />T TUBE SAMPLE <br />TYPE OF TESTS: <br />-200 % FINES PASSING [ <br />AL ATTERBERG LIMITS i <br />CN CONSOLIDATION 1 <br />CO COLLAPSE 1 <br />CR CORROSION I <br />CU UNDRAINED TRIAXIAL 1 <br />)S DIRECTSHEAR S <br />El EXPANSION INDEX S <br />1 HYDROMETER S <br />AD MAXIMUM DENSITY U <br />'P POCKET PENETROMETER <br />RV R VALUE <br />A SIEVE ANALYSIS <br />E SAND EQUIVALENT <br />G SPECIFIC GRAVITY <br />C UNCONFINED COMPRESSIVE STRENGTH <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 />SL Rvcd 2019.01.21 <br />Elevation