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【英文标准名称】:StandardSpecificationforPrecastReinforcedConcreteManholeSections(Metric)
【原文标准名称】:预制钢筋混凝土检查井构件［米制单位］
【标准号】:ASTMC478M-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:C13.06
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:吸收
【英文主题词】:absorption;acceptancecriteria;basesections;compressivestrength;concrete;conetops;design;flatslabtops;graderings;ladders;manhole;manufacture;reinforced;risersections;sewer;steps;tests;water;Basesections;Flatslab
【摘要】:1.1Thisspecificationcoversthemanufactureandpurchaserequirementsofproductsusedfortheassemblyandconstructionofcircularverticalprecastreinforcedconcretemanholesandstructuresusedinsewer,drainage,andwaterworks.1.2PartI,Sections1-11,ofthisspecificationpresentsgeneralrequirementsandrequirementswhicharecommontoeachprecastconcreteproductcoveredbythisspecification.1.3PartIIofthisspecificationpresentsspecificrequirementsforeachmanholeproductinthefollowingsections:
Product
Section


GradeRings
12


FlatSlabTops
13


RisersandConicalTops
14


BaseSections
15


StepsandLadders
16