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1、HansJournalofCivilEngineering土木工程,2017,6(3),304-310PublishedOnlineMay2017inHans.http://www.hanspub.org/journal/hjcehttps://doi.org/10.12677/hjce.2017.63035ThePerviousConcrete’sPreparationandBarrier-FreeApplicationsforBuildingElevationDifferenceofInsideandOutsideHongNiu*,YuanliC
2、henZhejiangInstituteofCommunications,HangzhouZhejiangthndthReceived:May4,2017;accepted:May22,2017;published:May26,2017AbstractInthispaper,withanewhospitalasthebackground,theperviousconcretepreparationanditsapplicationwereresearched.Throughanalyzingthegraduationfordifferentlevel
3、concrete,thegradeC25with15%porosityeventuallypresented,theaveragepermeablecoefficientismorethan2.0mm/sinordertomeetthewaterpermeabilityandstrengthrequirementsforthehospitalpublicarea.Inviewofthebuildingelevationrequirementdifferencebetweenindoorandoutdoor,whichcontradictedwithi
4、nwardandoutwardbarrier-freepassage,theconstructionscheme,thechoiceofperviousmaterials,structuredesign,pavingconstructiondifficultiesandtechnicalplanwerediscussed;theactualeffecttestwasimplementedstrictlythroughstrengthandpermeability.Theresultsverifiedthenewgreenmaterialofthepe
5、rviousconcretewithhighwaterpermeability,canimprovetraditionalwaterapronmethod,andupgradethewholequalityoftheprojectwithcertainsocialefficiency.KeywordsConcreteGraduation,PreviousConcrete,Barrier-FreeDesign,DoubleDeckPaving透水混凝土配制与建筑室内外高差无障碍应用*钮宏,陈源丽浙江交通职业技术学院,浙江杭州收稿日期:2017年5月4日
6、;录用日期:2017年5月22日;发布日期:2017年5月26日*通讯作者。文章引用:钮宏,陈源丽.透水混凝土配制与建筑室内外高差无障碍应用[J].土木工程,2017,6(3):304-310.https://doi.org/10.12677/hjce.2017.63035钮宏,陈源丽摘要以某医院项目为背景,开展透水混凝土配制及其应用研究。通过多种级配对比基础上,确定了最终达到有15%孔隙率的C25标号的透水混凝土,透水系数平均在2.0mm/s以上,以满足医院公共场地对透水性和强度双重要求。针对建筑室内外高差与出入口无障碍矛盾,从建筑方案、透水材料的
7、选择、结构设计做法、摊铺难点及技术方案、实际使用效果进行测试,实现了严格的强度与透水性相关的性能应用测试,验证了新型绿色材料透水混凝土的高透水性、结合并改进传统散水工艺提升项目整体品质的同时,具有一定的社会效益。关键词混凝土级配,透水混凝土,无障碍设计,双层摊铺路面Copyright©2017byauthorsandHansPublishersInc.ThisworkislicensedundertheCreativeCommonsAttributionInternationalLicense(CCBY).http://creativecommons
8、.org/licenses/by/4.0/OpenAccess1.引言随着城市经济和文明程度的不断提高,人性