From the new method of interchange scheme conception and traffic analysis--traffic flow tendency chart, interchange scheme comparison and assessment structural model, interchange traffic design, city interchange highway CAD and reinforced retaining wall, this article reviewed the innovation and development the city interchange design technology in the 20th century.
本文从立交方案构思、立交交通分析的构思新方法——交通流量发展趋势图、立交方案比选评价结构模型、立交交通工程的设计、城市立交道路CAD、立交桥头处理、加筋土挡土墙等方面对20世纪城市互通立交设计技术的创新与发展进行了回眸。