公路桥涵台背回填

Back filling behind abutment of highway bridges and culverts

利用目标函数理论进行了公路桥涵台背回填材料优选,介绍了桥涵台背回填材料的离心模型试验,详细介绍了几种不同桥涵台背施工方法,以保证桥涵台背的回填质量,提高行车的安全性和舒适性。

Utilizing objective function theory optimum selection is made on back filling materials behind abutment of highway bridges and culverts, at the same time centrifugal model test of back filling materials behind abutment is introduced as well as construction methods of several different kinds of abutments of bridge and culverts, in order to ensure back filling quality behind abutment of bridge and culvert, to increase driving safety and comfort.