论文部分内容阅读
承德街公铁立交桥在保证周围环境安全及铁路正常行车条件下拆除旧桥的施工方法和新梁采设方案的选定与施工。
Chengde Street overpass in ensuring the safety of the surrounding environment and the normal driving conditions of the railway demolition of the old bridge construction methods and selection and construction of new beam mining program selection and construction.