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Project CF& I - ALLEN/MAXWELL MINE Job. No. 8105 <br /> Location of Project Boring No. — Sample No. I <br /> Description of Soil COAL WASTE ROCK Depth of Sample SURFACE-ALLEN PILE <br /> Tested By. SJW/ RLG Date of Testing 11/13/81 <br /> Gravel Sand <br /> Coarse to Fine Silt Clay <br /> medium <br /> U.S. standard sieve sizes <br /> R <br /> S <br /> 6 6 0 6 <br /> z Z Z z i z <br /> 100 <br /> I 1 I I I <br /> I I I <br /> Bo <br /> I IN 1 I [ 1 <br /> I I lil <br /> I I I <br /> i <br /> 1 1 I1114 11 I I 11111 1 1 M I I . <br /> I <br /> a) 60 I <br /> f l I I I I I <br /> Ca) <br /> I I I I <br /> I <br /> a 40 I <br /> I I II <br /> I I <br /> 20 <br /> I I 1 I I <br /> i I 1 <br /> � I <br /> i I I I I <br /> o _ CY <br /> _ <br /> m v o o p 8 <br /> 0 0 0 0 0 0 <br /> Grain diameter. mm <br /> Visual soil description RI ACK, ORGANIC, SILTY, GRAVELY, SAND ( Coal Waste Rock) <br /> Soil classification: <br /> SW' SC System UNIFIED <br /> Specific gravity : Gs= 2.00 (measured) FIGURE I <br /> Atterburg limits: Identification Testing, CF&I ALLEN MINE Waste Rock <br /> L L = 31.4 Water, Waste, al—and Inc. <br /> P L = 21.3 Fort Collins, Colorado <br /> P I = 10.1 Dr By: RLG Scale: NONE — <br /> Proi No:8105 Date: 12/81 <br />