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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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Type K <strong>Cement</strong> (Continued)PHASE II: MIX DESIGNS AND TEST RESULTSSAMPLE NUMBER: 2ATTEMPT: 2 NDSAMPLE DESCRIPTION: Mn/DOT 3U18 w/ Type K <strong>Cement</strong>WATER/CEMENT RATIO: 0.420DATE MIXED: 6/10/03BATCH COMPONENTSCOARSE AGGREGATE:73.23 lbFINE AGGREGATE: 71.57 lbCEMENT: 45.01 lbDESIGN WATER: 18.90 lbAIR ENTRAINING ADMIXTURE: 5 mLOTHER: NAINITIAL TESTINGSLUMP: 7.75 in.UNIT WEIGHT: 141.33 lb/ft 3AIR CONTENT: 5.20%DETAILS / SUPPLIER3/8" PEA GRAVEL (WINGRA)APPLETON QUARRYTYPE K (CTS CEMENT)DARAVAIR 1400 (GRACE)BATCH STATUSACCEPTEDFOR ADDITIONAL TESTINGADDITIONAL TESTINGRESULTSCOMPRESSIVE STRENGTH - 1 DAY 1680 psi3 DAYS 2700 psi7 DAYS 3480 psiLENGTH CHANGE - 3 DAYS0.00158% change (expan.)7 DAYS -0.00383% change (shrink.)28 DAYS -0.02358% change (shrink.)56 DAYS -0.03500% change (shrink.)90 DAYS -0.03867% change (shrink.)FREEZE/THAW DURABILITY - 101 CYC.200 CYC.300 CYC.PERMEABILITY - 7 DAYS28 DAYS90 DAYSBOND STRENGTH6.50% loss in mass10.20% loss in mass15.80% loss in massterminated at 165 min. (very high)terminated at 345 min. (very high)5830 C <strong>of</strong> charge passed (high)1044 psi72

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