孝南互通立交跨线桥施工防护方案设计

Design of Construction Protection Scheme for Overpass Bridge of Xiaonan Grade Separation Interchange

以孝南互通立交上跨京珠高速公路跨线桥施工防护为例,简要介绍了桥梁上跨既有高速公路施工时的施工防护及交通渠化方案。

By way of example of construction protection for the overpass bridge of Xiaonan Grade Separation Interchange crossing Beijing-Zhuhai Expressway, this paper gives a brief account of the construction protection and traffic channeling schemes for the construction of bridges over existing expressways.