公路桥头台阶的防治与维修

CURE AND MAINTENANCE OF THE FAULTING OF BRIDGE ENDS OF HIGHWAY

对公路桥涵两端的路堤在连结部位产生的差异沉降，即桥头台阶的原因进行了分析，提出了设置过渡段、采用粗颗粒材料或稳定土材料，以及加强施工管理、提高施工质量等防治措施，并对桥头台阶的修补养护标准提出了建议数值。这些对林区公路的修建也将有所裨益。

That Embankment of bridge-culvert ends of highway takes shape of the severe faulting, is faulting of bridge ends. The paper on basis of analysis puts forward measures of cure and prevention, which includes to set up transition section and to use granular material or stabilized soil material, and to develop construction quality etc. Finally. the .author also puts forward a suggestion value of maintenance standard for the faulting of bridge ends.