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我国第一座预应力混凝土斜腿刚构桥正在施工(图1)。该桥位于浊漳河上,两岸石质陡峭,洪水时水深流急,适于修建大跨度推力式结构。根据铁道部批示,由铁道部第三勘测设计院、长沙铁道学院、兰州铁道学院、北方交通大学、太原铁路局、中国科学院工程力学研究所、铁道部第三工程局等单位进行协作,对斜腿刚构的设计原则、主跨的构造、存在问题以及有关试验问题
China’s first prestressed concrete oblique leg rigid frame bridge is under construction (Figure 1). The bridge is located in the Zhuo Zhang River, the two sides of the stony steep, deep current flow emergency, suitable for the construction of large-span thrust structure. According to the instructions of the Ministry of Railways, the third Survey and Design Institute of the Ministry of Railways, Changsha Railway Institute, Lanzhou Railway Institute, North Jiaotong University, Taiyuan Railway Bureau, Chinese Academy of Sciences Institute of Engineering Mechanics, Ministry of Railways Third Engineering Bureau and other units to cooperate, The design principle of the rigid frame of the leg, the structure of the main span, the existing problems and the related experimental problems