二十五年来,桥梁总局和苏联运输工程部的科研及设计等单位,在改进桥梁建设方面作了大量的工作。 但是,总的技术水平、施工方法以及技术装备与运输工程部当时所面临的发展铁路、公路交通网的庞大任务相比是不相称的。因此, For twenty-five years, the research institutes and design institutes of the General Administration of Bridges and the Soviet Transport Engineering Department have done a great deal of work in improving bridge construction. However, the overall technical level, construction methods, and technical equipment and transportation engineering department faced the huge task of developing railways and road transport networks at the time was disproportionate. therefore,