DateLaboratory Testing of Portland Cement Concrete Patch Material ...
DateLaboratory Testing of Portland Cement Concrete Patch Material ...
DateLaboratory Testing of Portland Cement Concrete Patch Material ...
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Mn/DOT 3U18 (Control)PHASE II: MIX DESIGNS AND TEST RESULTSSAMPLE NUMBER: 1ATTEMPT: 1 STSAMPLE DESCRIPTION: Mn/DOT 3U18 (CONTROL)WATER/CEMENT RATIO: 0.395DATE MIXED: 4/22/03BATCH COMPONENTSCOARSE AGGREGATE:73.23 lbFINE AGGREGATE: 71.57 lbCEMENT: 45.01 lbDESIGN WATER: 17.77 lbAIR ENTRAINING ADMIXTURE: 50 mLOTHER: NAINITIAL TESTINGSLUMP: 1.50 in.UNIT WEIGHT: 143.71 lb/ft 3AIR CONTENT: 4.10%DETAILS / SUPPLIER3/8" PEA GRAVEL (WINGRA)APPLETON QUARRYTYPE III (LAFARGE)DARAVAIR 1400 (GRACE)BATCH STATUSREJECTEDFOR PHASE II TESTING(LOW AIR)ADDITIONAL TESTINGCOMPRESSIVE STRENGTH - 1 DAY 4495 psi3 DAYS 5375 psi7 DAYS 5950 psi28 DAYS 6390 psi56 DAYS 7990 psi90 DAYS 8825 psiRESULTS69