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1、巨威·大秦郡7#楼地基与基础分部工程验收自评报告编制人：审核：审批：施工单位：中铁建设集团有限公司西安分公司编制日期：20年月日summerofmasonryconstruction,brickrequiressufficientmoist.8.6.2.6youmusttakethefollowingmeasurestoconcreteconstructioninsummerhightemperatureimpactonconcretea.hardeningspeedup,vibratingdiff
2、icultiesreducedbleeding,fastdrying,easytocrack(plastic),highearlystrength,fastearlyhydrationheat,lesscooling,temperatureincreasesrapidly,duetotemperaturedifferencecracks.B.pouringdaytimehightemperatures,duetothehightemperatureeffectofconcretestrength,s
3、tability,invaryingdegrees,onmixingprocesses,perfusionvibrationandmoistureconservation,effectivemeasuresshouldbetaken.2)mainmeasurestakenbya.temperaturecontrolthewatertemperatureinyourstandardmixproportionofconcrete2degrees,theconcretetemperature0.5degr
4、ees.B.withthecontrolledadditionofretarderagentcanreducetheeffectsofconcreteunderhightemperature,butmakesomeperformancedegradationofconcrete,sowhenyouareusingadditivesmustbeimplementeduponapprovalbythesupervisingengineer.C.timecontrolsuitableforworkatni
5、ght,shouldseektoreducethemixingtimeandshippingtimeathightemperatures.D.strengthentheconservationandhightemperaturesafterpouringintheearlydaysofcontinuouswaterconservationtopreventsurfacedryingandcoveringthin-filmwetgrassbagtomakeitmoistStatein24hours.8
6、.6.38.6.3.1winterconstructionmeasuresinwinterconstructionpreparation1)requiredwinterconstructionmaterials,equipment,planningaheadoftimecomesinto13目录一、前言3二、工程概况3三、施工质量评估依据5四、施工组织情况5（一）施工组织设计及相关方案5（二）质量管理体系6五、施工原材料、半成品材料质量控制6六、主要施工过程控制情况9七、子分部施工质量控制9（一）土
7、方开挖10（二）混凝土工程10（三）地下防水10八、安全文明施工10九、工程技术资料整编情况11十、地基与基础工程质量评定11（一）、子分部及分项工程质量评估11（二）、分部工程评估结论13summerofmasonryconstruction,brickrequiressufficientmoist.8.6.2.6youmusttakethefollowingmeasurestoconcreteconstructioninsummerhightemperatureimpactonconcretea
8、.hardeningspeedup,vibratingdifficultiesreducedbleeding,fastdrying,easytocrack(plastic),highearlystrength,fastearlyhydrationheat,lesscooling,temperatureincreasesrapidly,duetotemperaturedifferencecracks.B.pouringdaytimehightemperatures,du
