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CITY OF SANTA ANA <br />Planning and Building Agency <br />roject : St. Barbara School - Site Improvement Project <br />Borehole <br />4o. B-1 <br />roject Location : 5306 West McFadden Avenue, Santa Ana, California <br />LOG OF TEST HOLE <br />Plate No. <br />I-1 Approved <br />roject Number: D-6289-02 <br />Page 1 of <br />UANCE <br />Iles) Drilled: June 12, 2024 <br />Logged By: BAIAB <br />Checked By: <br />DXS <br />illing Method : Hollow Stem Auger <br />Drill Bit Size 1 a„ <br />Total Depth of <br />16.5 <br />Type: <br />Borehole, feet <br />ill Rig Type: B-61 <br />Drilling Larry Dulling <br />Approx. Suda <br />e tIh�� <br />M §4e f'1 M..L <br />Contractor: <br />Elevation, feel <br />a <br />oundwater Level and Date Groundwater encountered 14' <br />C° <br />Sampling California (ring), bulk, SPT <br />( g)' <br />Hammer Data <br />Dattea Ibs dropping 30 inches <br />Iasured: <br />Method : <br />rehole Backhll : Drill cuttings <br />Comments : Refer to plot plan for location. <br />Fo <br />N <br />3 <br />w <br />in <br />MATERIAL DESCRIPTION <br />C1 <br />N y <br />U <br />a <br />N <br />n <br />Lu <br />0 <br />H <br />z' <br />a <br />c7 <br />m <br />60 <br />0 <br />Grass <br />Bag #1 <br />Silty SAND (SM), gray, slightly moist, fine to medium <br />2 <br />C-1 <br />14-16-16 <br />32 <br />@2': SAND (SP), silty, beige color, slightly moist, medium dei <br />555 <br />: <br />-J- <br />C-2 <br />6-16-20 <br />36 <br />@5':Sand (SP), fine grained, light gray, moist, medium dense <br />5010 <br />C-3 3-6-7 13 @10':Silty Sand (SM), light brown, moist, medium dense <br />Ground Water Encountered @ 14' <br />45 15 — <br />S-1 2-2-5 7 @15': Same as above, loose <br />40 1 20 <br />35 1 25 <br />30 1 30 <br />25 1 35 <br />20 1 40 <br />15 1 45 <br />Total Depth = 16'-6" <br />Groundwater encountered at 14' <br />No Caving but possible for bigger diameter hole <br />GEOTECHNICAL SOLUTIONS, INC. <br />a U <br />v t <br />OTHER TESTS <br />Z. <br />N <br />AND REMARKS <br />0 <br />j C <br />C p <br />2 N <br />O Z <br />- <br />O <br />� o <br />az <br />27 <br />HD:73(SA)20 (SI):7 (CL) <br />DS: P=Peak / UII=Ultimate <br />3 86 <br />= 32u , c = 350 psf (P) <br />= 310. c = 300 psf (Ult) <br />5 89 <br />13 1 84 <br />10 <br />