桩板式路基湿接缝构造力学性能试验研究

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中图分类号：U213.1 文献标志码：A 文章编号：2095-2945（2025）20-0070-06

Abstract：Inthispaper，aloadteststudyiscariedoutonthewetjointstructureofpile-slabsubgrade.Thistestisaninsitutestndcantrulyreflecttheactualserviceperformanceandbearingperformanceofpile-slabsubgradetothegreatest extent.Thistestusesa15-spanjointcompletedon-siteasemblyofarealstructureasthemainbodyoftheteststructure.The designloadorrelevantequivalentformofloadisappiedtothedesignatedpartsofthestructuretocollctthestraindistribution anddeformationdataof thestructureunder stresstherebyachieving thepurposeofthetest.ThetestsshowthatthenewOshaped wetjointusedbetweenslabshasgood bearingcapacityanddeformationcapacity，andcanwellmeetthestress characteristics of pile-slab subgrade.

Keywords：pile-slab subgrade；wet joint;full-scale static load test; loading method;loading system

由于占地少、施工便捷等优势，桩板式路基的应用日益广泛，其关键部位力学性能也受到越来越多的关注。（剩余3928字）