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J. B. Morgan, P. E., C.C.E. <br /> CONSULTING STRUCTURAL ENGINEER <br /> Summary of Concrete Mix Desiqn Tests <br /> Transit Mix Concrete Company za i <br /> Mix Design Identification:87092110 <br /> 7.5 Sack Grout For Rip Rap(5"-9" p) <br /> Date Cast: Tuesday,April 04, 2017 �r ,,«<°'.f°a°•g1Cr <br /> Mix Proportions i Cublc Yard 1 Cubic Meter <br /> Cement(GCC Illl -Pueblo,CO) 529 Ibs 313.6 Kg <br /> Fly Ash(Boral Class F-Craig, CO) 176 Ibs 104.4 Kg <br /> Polypropylene Fiber(MaslerFlber F100) 1.5 Ibs 0.9 Kg <br /> WISP,(BASF 322N) 21.1 ozs 816.2 mL <br /> WRA(BASF Glenium 7500) 21.1 ozs 816.2 ml_ <br /> AEA(BASF AE-90) "As Needed" 3.5 ozs 135.4 mL <br /> No. 8 SSD Aggregate(Grisenti Pit) 836 Ibs 496A Kg <br /> Fine SSD Aggregate(Daniels Sand CO) 1955 ibs 1159.9 Kg <br /> Water 297 Ibs 176 2 Kg <br /> Physical Properties <br /> Unit Weight 139.1 pcf 2228 Kg <br /> Slump 6.25 inches 159 mm <br /> Air Content 7.5 % 7.5 % <br /> Temperature 75 OF 23.9 eC <br /> Water/Cement Ratio(by weight) 0.42 0.42 <br /> Relative Yield 1.01 1.01 <br /> Yield 27.27 cf <br /> Compressive Strength (PSI) (Mpa) <br /> 3 Days 3510 24.2 <br /> 3750 25.9 <br /> Average 3630 25.0 <br /> 7 Days -- 4710 32.5 <br /> 4390 30.3 <br /> 4530 31.2 <br /> Average 4540 31.3 <br /> 28 Days 6190 42.7 <br /> 6250 43.1 <br /> 6430 44.3 <br /> Average 6290 43.4 <br />