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Transit Mix Concrete Co. Materials Laboratory <br /> 444 East Costilla A�onue 259611%%v 961.asi <br /> Colorado Springs,Colorado 80903 Pueblo,Colorado 91002 <br /> Ph (719)475-0700 Fax(719)475-0226 1111 (711 1 543-7895 Fax(719)583-0345 <br /> Modified ASTM C 1567 Tests No. 7Gris-3-29 20%F <br /> Standard Test Method for Accelerated Detection of Potentially Deleterious Expansion of <br /> Mortar Bars Due to Alkali-Silica Reaction <br /> Materials Source Type Qty. Batch Weights, g Notes <br /> Cement GCC Pueblo,Co 1111 80'%u 352 440 Batched: 3/22/2017 <br /> Flyash SRMG Four Corners F 20'%o 88 <br /> Coarse o'%o 0 <br /> Coarse 0 990 <br /> Sand Grisenti Penrose,CO Concrete 100"/1 990 <br /> Water 206.8 <br /> WIC Ratio 0.47 Completed: 4/21/2017 <br /> Specimen 1D: GRF 20% 1,2,3 <br /> Days date Comparator Readings Mortar Bar Expansion,% Average <br /> 1 2 3 1 2 3 <br /> 0 3/24/2017 0.1610 0.1702 0.1672 0.0000 <br /> 3 3/27/2017 0.1625 0.1718 0.1688 0.0150 0.0160 0.0160 0.0157 <br /> 7 3131/2017 0.1634 0.1726 0.1697 0.0240 0.0240 0.0250 0,0243 <br /> 10 4/3/2017 0.1643 0.1736 0.1707 0.0330 0.0340 0.0350 0.0340 <br /> 14 4/7/2017 0.1651 0.1744 0.1715 0.0410 0.0420 0.0430 0.0420 <br /> 21 4/14/2017 0,1660 0.1753 0.1724 0.0500 0.0510 0.0520 0.0510 <br /> 24 4/17/2017 0.1669 0.1761 0.1732 0.0590 0.0590 0.0600 0.0593 <br /> 28 4/21/2017 0.1675 0.1768 0.1740 0.0650 0.0660 0.0680 0.0663 <br /> Average Percent Expansion at 14 days in NaOH solution(16 days of age) 0.042 <br /> Average Percent Expansion at 28 days in NaOH solution(30 days of age) 0.066 <br /> ASTM C1567 <br /> Mortar-Bar Expansion Results <br /> 0.3 0o t� <br /> 0,25 - ---...._---------------------------------- -------•--------------------------------- U�•re o <br /> (, <br /> c 0.2 <br /> 0 ON <br /> 0.15 <br /> to <br /> w 0.1 ---- <br /> 0.05 <br /> 0 <br /> 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 <br /> Days in Solution <br />