樁板式路基濕接縫構(gòu)造力學(xué)性能試驗(yàn)研究

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中圖分類號(hào)：U213.1 文獻(xiàn)標(biāo)志碼：A 文章編號(hào)：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、施工便捷等優(yōu)勢，樁板式路基的應(yīng)用日益廣泛，其關(guān)鍵部位力學(xué)性能也受到越來越多的關(guān)注。（剩余3928字）