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Science Applications Project No: 06-6102-00-6178-310 Page 1 of 2 <br /> /ntemat/ona/Corporation <br /> An Employee-Owned Company <br /> PROJECT: US CAN-WELTY ROAD <br /> Vernalis,California Log of Boring No. SB-13 <br /> BORING LOCATION: North side of Highway 33,next to fence,Western Farm Services property ELEVATION AND DATUM: <br /> NAD 83 US State Plane Zone 3 US Foot X:6333346.6680 Y:2053521.7620 <br /> DRILLING CONTRACTOR: Precision Sampling DATE STARTED:/TIME: DATE COMPLETED:/TIME: <br /> 3/14/05 14:45 3/14/05 17:15 <br /> DRILLER: Marcos Rodrigez TOTAL DEPTH(ft.): MEASURING POINT: <br /> 50' Ground Surface <br /> DRILLING METHOD: Direct Push Continuous DEPTH TO WATER(ft.): 38.5' <br /> TIME: 17:00 <br /> DRILLING EQUIPMENT: Geoprobe GEOLOGIST: Lee Higgins <br /> SAMPLING METHOD: Geoprobe Dual Tube REVIEWED BY: Lee Ignatowicz <br /> SAMPLES U <br /> DESCRIPTION <br /> C <br /> .PE <br /> m(D o a 3 0 E a w g IL NAME(USCS):color,moisture,plasticity,density,%by weight <br /> O �L E1 v <br /> m mcc o Surface Elevation: NA <br /> – Borehole cleared 8'bgs using hand auger. <br /> 1 ____ SC CLAYEY SAND(SC);brown(10YR 4/3);dry;80%sand,20%clay, <br /> SB-13-1 –––– trace gravel. <br /> 14:00 –––– <br /> 2 ---- <br /> 3 ---- <br /> 4 --- <br /> SB-13-5 5 _–– <br /> 14:20 — <br /> 6 <br /> 8 — — — — — — — — — — — — — — — — — — — <br /> 9 III <br /> IIIA <br /> I i 10-1SM SILTY SAND WITH GRAVEL(SM);light yellowish brown(10YR 6/4);dry; <br /> 10 <br /> I I 1 55%fine sand,25%gravel,20%silt. <br /> 0 III <br /> 12- <br /> 13— <br /> 2 13 i I SM SILTY SAND(SM);yellowish brown(10YR 5/6);dry; <br /> 14 I 1 70%sand,30%silt. <br /> II�I <br /> 15 <br /> � I � <br /> 0 16 <br /> I � <br /> 17 CL LEAN CLAY(CL);dark yellowish brown(10YR 4/4);dry;moderate to high plasticity; <br /> 18 85%clay,15%silt,trace sand. <br /> 0 <br /> 19 No recovery from 19-22'bgs;driller observed gravel. <br /> 20- <br /> 21- <br /> 22- <br /> 23-1 <br /> 0 <br /> 21 <br /> 22 <br /> 23 SM SILTY SAND WITH GRAVEL SM Ii ht yellowish brown 10YR 6/4 d <br /> 24 55%fine sand,25%gravel,20%silt. <br /> 0 25—SCL LEAN CLAY(CL);brownish yellow(10YR 6/6);dry;90%clay,10%silt, <br /> trace sand. <br /> 26 <br /> 27 Same as above;moist. <br /> 2.0 2E I I SM SILTY SAND(SM);yellowish brown(10YR 5/6);dry; <br /> 70%sand,20%silt,10%clay. <br /> 29 IIII <br /> ISI <br /> 30 <br /> I i SM Same as above;moist <br /> 31 ilii <br /> IIIA <br /> 32 III <br /> III <br /> 33 ISI <br /> 1.1 III <br /> 34 III <br /> I�III� <br /> 35 Continued on next page. <br /> Boring Backfill Legend: NOTES: <br /> NA <br />