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一、工程简介鼓楼桥位于北二环路与旧鼓楼大街、北中轴路和规划鼓楼东路相交叉的路口,为菱形立交。主桥为三联21跨予制简支梁连续桥面的跨线桥。主桥全长451.90米。两侧为予制挡墙板高填路堤引桥,工程造价2300万元。该工程为解决快速施工在城市立交工程中的技术问题和沿线复杂地质情况及地铁结构的影响等许多不利因素,采用了一些新技术、新工艺、新材料和新设备,确保了92年5月1日开工,9月15日竣工通车,施工质量达到了较高水平。
I. Introduction to the Project Drum Tower Bridge is located at the junction of Beier Erhuan Road, Old Drum Tower Street, North Central Axis Road and Planning Drum Tower East Road for the interchange of diamond shape. The main bridge for the triple 21 cross-prefabricated simply supported beam continuous bridge overpass. The main bridge is 451.90 meters in length. On both sides of the retaining wall to be filled embankment bridge, the project cost 23 million yuan. In order to solve many unfavorable factors such as the technical problems of the rapid construction in the city interchange project, the complex geological conditions along the metro line and the influence of the metro structure, the project adopted some new technologies, new techniques, new materials and new equipment to ensure that in May 1992 Started on the 1st, completed and opened to traffic on September 15, the construction quality has reached a high level.