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Transit Mix Concrete Co. Materials Laboratory <br /> 444 mast Cosulla A%Lnuc '1596 Ilwv 96 East <br /> Colorado Springs,Colorado 80903 1,1161o,Colorado 81003 <br /> Pli (719)475-0700 I ar(719)4754*26 11h I )543-7898 Fax(719)583.0345 <br /> Modified ASTM C 1260 Tests No. 7Gris-3-8G100%C <br /> Standard Test Method for Accelerated Detection of Potentially Deleterious Expansion of Mortar <br /> Bars Due to Alkali-Silica Reaction <br /> Materials Source Type Qty. Batch Weights,g Notes <br /> Cement GCC Florence,CO V11 LA 100n/t 440 440 Batched: 318/2017 <br /> Flyash 0% 0 <br /> Coarse 0 <br /> Coarse Grisenti Penrose,CO concrete 10 W/o 990 990 <br /> Sand 0 <br /> Water 206.8 <br /> WIC Ratio 0.47 Completed: 4/712017 <br /> Specimen ID: GC 1,2,3 <br /> Days Date Comparator Readings Mortar Bar Expansion,% Average <br /> 1 2 3 1 2 3 <br /> 0 3/10/2017 0.1747 0.1739 0.1778 0.0000 <br /> 3 3113/2017 0.1782 0.1776 0.1813 0.0350 0.0370 0.0350 0.0357 <br /> 7 3/1712017 0.1831 0.1825 0.1860 0.0840 0.0860 0.0820 0.0840 <br /> 10 3/2012017 0,1854 0.1847 0.1884 0.1070 0.1080 0.1060 0,1070 <br /> 14 3124/2017 0.1882 0.1876 0.1912 0.1350 0.1370 0.1340 0.1353 <br /> 21 3131/2017 0.1890 0.1884 0.1920 0.1430 0..1450 0.1420 0.1433 <br /> 24 4/312017 0.1898 0.1892 0.1927 0.1510 0.1530 01490 0.1510 <br /> 28 1 4/712017 0.1904 0.1897 0.1934 0.1570 0.158D 0.1560 0.1570 <br /> Average Percent Expansion at 14 days In solution(16 days of age) 0.135 <br /> 28 Day expansion results are for informational purposes only 0.16 <br /> 1 <br /> ASTM C1260 0QP'- .M c��s <br /> Mortar-Bar Expansion Results °.. <br /> 0.3 ° <br /> 0.25 °-�.- <br /> a <br /> 0.2 <br /> 0.15 ------------- --------------------------------------------------------------------------------------------- - ----- ------------ <br /> x c <br /> co <br /> ° 0.1 <br /> tl! <br /> 0.05 <br /> 0 L'_�' . . - . I <br /> 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 <br /> Days in Solution <br /> Rt_.'sed I111/009 <br />