轻载道路“柔基强面”养护方案应用分析

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中图分类号：U418.6 文献标志码：A 文章编号：2095-2945(2025)14-0189-04

¹，²,¹，²（1.，；2.，）

Abstract:Inordertoimprovemaintenanceeficiencyandreducetheimpactofmaintenanceoperationsonresidents‘daily use,the"softfoundationstrongsurface"structurewastriedontheroadwhich wasdamagedduringtheheavyloadconstruction periodbuttherewouldbeonlylighttraffcloadsduringnormaluse.AcordingtoHDPS2O017verification，the"flexible foundatiostrongsurface"structurecanmeetthe1O-yearservicerequirementsofmoderatetraffcintensityloads.Therubberand plasticcomposite modferRPwasusedtoenhance theasphaltmixtureofupperlayerandmiddlelayer whichresulted ina dynamic stability of over 1O OOO cycles/mm for the upper layer modified asphalt AC-16 + rubber-plastic composite modifier and over 8 OoO cycles/mm for the middle layer modified asphalt AC- 25+ rubber-plastic composite modifier asphalt mixture at 70‰ andO.7MPa.The"softfoundationstrongsurface"structurehas benappliedonYuanboyuan South Road,andafter beingtested in hot and rainy summers,no diseases have been found.

Keywords:asphaltpavement；maintenance；high-strength asphalt mixture;softfoundationand strongsurface；project application effect

对于沥青路面结构，我国长期以来有“强基薄面”与“强基厚面"之争，但对“强基”已经形成共识。（剩余6646字）