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C~ <br />1 <br />• <br /> <br />SAMPLE <br />MOISNRE <br />DI7V <br />NORMAL <br /> <br />EORING <br />DEPN7 GONfEM <br />q' DENSITY <br />PCF SiRE55 <br />NSF <br />COMP - 9.8 88 2.0 <br />COMP - 9.8 88 4.0 <br />COMP - 9.8 88 8.0 <br />COMP - 9.0 98 16.0 <br />N <br />]C <br />N <br />W <br />OL <br />N <br />of <br />Q <br />W <br />N <br />1 <br />LL <br />N <br />Y <br />En <br />a <br />x <br />N <br />SAMPLE TYPE COMPOSITE FROM SF-ELBY TUBE <br />SAMPLES <br />THICKNESS 1 •0 IN DIAMETER 2 • S IN <br />0.1 0.2 0.3 <br />HORIZONTAL DISPLACEMENT- INCHES STRAIN RATE 0.02 IN/MIN <br />L <br />8 <br /> <br />4 <br /> <br /> <br />0 4 8 12 16 . <br />NORMAL STRESS -KSF <br />SAMPLE DESCRIPTION: COAL REFUSE, MOIST, BLACK <br />NORMAL <br />SIRE55 <br /> <br />KSF PEAR <br />SHEAR <br />STRESS <br />KSf RESIDUAL <br />SNEAR <br />STRESS <br />KSF <br />2.0 2.021 1.701 <br />4.0 3.632 3.338 <br />8.0 6.040 5.653 <br />16.0 1.262 10.710 <br />Peak ~ 34° <br />Residual ~ <br />Peak C 600 <br />Residual C <br />REMARKS: COMPOSITE SAMPLE (+3/8 INCH MATERIAL REMOVED AND REPLACED <br />• WITH +4 TO 3/8) <br />JOB NO. 22,478 <br />Direct Shear <br />Test Results FIB. B-6 <br />