阐述了无桥台斜腿刚架桥结构型式的衍变与发展情况 ,分析了其结构和构造上的主要特点 ,对它的主要力学性能也作了一些探讨 ,旨在大家对这种新桥型有更多的了解并加以推广应用。 This paper expounds the evolution and development of the structure type of the bridge without bridge abutment, and analyzes the main features of its structure and structure. It also makes some discussions on its main mechanical properties, Have more understanding and to promote application.