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c <br /> SAMPLING BORING B-1 <br /> DATE DRILLED: 9/26/89 <br /> j w <br /> J w Q_ <br /> w <br /> w w <br /> Z Q z Q w <br /> J LU J <br /> a- d d 0_ <br /> LU U) U) � � SYMBOLS DESCRIPTION <br /> 0 CL BROWN SILTY CLAY with some orange and black specks;some light orange <br /> mottling(slightly moist) (very stiff) <br /> 5 <br /> U 64 <br /> ML BROWN CLAYEY SILT TO SILTY CLAY with macro pores coated with white <br /> CL crystalline forms;occasional black specks(moist) <br /> 10 U 40/5" <br /> 15U 17 SM BROWN SILTY CLAYEY SAND, medium,with some fine sand(moist) (crumbly) <br /> SC <br /> ML OLIVE-BROWN CLAYEY SILT,very fine, with some light tan mottling, macro pores <br /> (moist) (very stiff) <br /> 20 U 40/5" <br /> SC BROWN CLAYEY SAND, medium,with orange mottling <br /> 25 U 40/5" -'--- <br /> SM OLIVE-BROWN SILTY SAND, medium moist <br /> NOTES: <br /> 1. Boring completed at a depth of 26.5 feet on 926/89. <br /> 2. Sampling resistance is measured in blows per foot required to drive the sampler <br /> 12 inches with a 140 Ib. hammer falling 30 inches after sampler has been seated 6 inches. <br /> 30 3. Boring log indicates interpreted subsurface conditions only at the location and the time the <br /> boring was drilled. <br /> 4. For an explanation of terms used see the Soils Classification Chart and Key to Sampling, <br /> Plate A-8. <br /> 35 <br /> LOG OF BORING <br /> Dames & Moore <br /> 18025-002-044 PLATE A-1 <br />