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SOIL BORING LOG Boring No B-47 Sheet 2 of 5 <br /> Client Former Arco Station 6100 Date 1111712005 <br /> A* 25775 Patterson Pass Road Dnlhng Company GreggDrilling nq type Mobile Dnll B-80 <br /> TraSy CA Driller Chns St.Pierre <br /> Project No U6100 Method Mud Rotary, hole diam 5" <br /> Logged By Scott Bittinger <br /> Sample Blow wellDepth Descriptions of Materials PID <br /> Construe LITHO <br /> _Type_ No Count Time Recov t Scale COLUMN and Conddions PP <br /> ML SILT gray trace yeloow staining trace white caliche,trace orange <br /> e t iron oxide staining dry very stiff(60'-63) _- <br /> 6 2 <br /> 6 3 ---------------- <br /> ML <br /> ----------- <br /> ML SILT gray to light brownish gray,1-4%very fine grained sand dry <br /> a very stiff(63'-64) ------�.____------- -__� <br /> _ ML CLAYEY SILT with SAND brownish gray 5-15%very fine grained sand <br /> s 5 85-95%clayey silt moist medium stiff(64-65) <br /> 6 6 SM SILTY SAND sand —0 <br /> 5 B47-66 <br /> 935 _ 20-40%fines fines mostly silt trace clay moist <br /> s <br /> fi 8 <br /> 6 s ML CLAYEY SILT with SAND 68 5'-70 2 grayish brown-60-85%°clayey silt -- <br /> -------------------- ------------------------------- -- ------------------------------------------------- --------- <br /> 15-40%fine grained sand moist <br /> 70 <br /> _ -SM SAND with SILT 90-92%fine grained sand 8-10%silty fines,trace <br /> 1 caliche and managanes oxide dry medium dense(70 2'_70 6'�_ <br /> B47-72 9 55 2 ML SILT light brownish gray trace white caliche and yellow staining dry,— _ 0 <br /> ----------------------------------------------------- <br /> — -------- <br /> _ very stiff(70 6'-73 5) <br /> 7 3 <br /> _________ 7 4 <br /> _ SM SILTY SAND very dark grayish brown,70%fine grained sand 30% <br /> 5 silty fines moist, medium dense(73 5'_76) _ <br /> ---------------------------------- ------------------ — ------- ----- ------------------------- ----- <br /> 7 6 <br /> — ------------------------------------------ —- --------------_ ----------------rown -------very--'-- sand-------- -----_ <br /> SANDY 51LTY 76'-77' light olive brown 10-20%very fine sand fines <br /> 7 ML m-os-fly silt,trace clay trace white caliche moist <br /> SILT 77-77 5' grayish brown with white caliche dry <br /> e <br /> 7 s <br /> S 847-79 10 12 _ SP-SM SAND with SILT 77 5'-81' very dark grayish brown 88-92%fine 0 <br /> a o grainedsand 8-12%fines moist medium dense <br /> Comments <br />