高速公路改扩建工程桥梁拼宽关键技术的调研

Research on Key Technology of Bridge Concatenation and Widening in Expressway Reconstruction and Expansion Project

依托沈山高速公路加宽改造项目的前期研究课题,对国内几条高速公路的桥梁加宽改造方案进行了调研,为该项目将来加宽改造及省内外其它高速公路改造的设计和施工提供借鉴。

Based on the previous research subject of Shenshan expressway widening reconstruction project, research on the bridge widening reconstruction schemes of several expressways in the country is made, thus providing references for the design and construction of widening reconstruction of the project in the future and the reconstruction of other expressways in and outside the province.