涵洞通道两侧、桥台背后等狭窄地点，用小型机械振动夯实。

Place like culvert sides, behind the abutment sites and so on, we use small mechanical to compact.

通过改变桥台抗扭刚度和宽跨比，研究对斜交拱桥受力的影响。

The influence to stress of skew arch bridge was studied by changing the abutment torsional stiffness and width-span ratio.

扶壁式轻型桥台是由台帽、耳墙、扶壁、胸墙、群桩承台、锥坡、裙墙组成。

The buttressed light type abutment consists of abutment cap, side wall, buttress, breast wall, group pile cap, conical slope and skirt wall.