惠州市中心区西枝江大桥改造设计探讨

Discussion on Reconstruction Design of Xizhi Bridge in Center Area of Huizhou City

随着经济社会的快速发展,城市机动车保有量持续高速增长,许多城市中心区联系城市各组团的过江桥梁交通压力日益增大,通常容易成为城市交通拥堵的瓶颈路段。因此,如何在改造或新建城市中心区桥梁时,科学合理地进行整体规划设计,提高整个片区的路网通行能力,发挥出其最佳的综合效益,已成为一项重要的课题。该文以惠州市西枝江大桥拆除重建工程为例,介绍了桥梁的方案选择、桥梁与周边道路的交通组织、桥头公共用地的综合利用等设计方法,可供同行参考。

With the fast development of economic society,the auto possessive quantity of urban motored vehicle is continuously fast increased.The traffic pressure of the crossing–river bridge in the center area of many cities linking up with all areas of cities increasingly increases,which is commonly easy to become the bottleneck road section of urban traffic congestion.Therefore,how to scientifically reasonably implement the overall planning and design,to improve the road network traffic capacity of the whole area and to produce its optimal comprehensive benefit have become an important subject in the reconstruction or the new construction of bridge in the center area of city.Taking Huizhou Xizhi Bridge Reconstruction Project as an example,the article introduces the design methods in the selection of bridge scheme,traffic organization of bridge and surrounding roads,and comprehensive utilization of bridgehead public land,which can be referred for the similar projects.