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桥梁梁部结构向前发展,墩台一直落在后边,这是世界铁路桥梁上曾经普遍存在的问题。考察国外的桥墩台改革,其主要趋势是舍重力式墩台,而向轻型墩台发展。近年来,我国铁路对重力式墩台从设计上进行了一定的革
The structure of the beam of the bridge is moving forward with the abutment of the piers hanging behind. This is a once pervasive problem on the world’s railway bridges. After reviewing the overseas reform of piers and piers, the main trend is the gravity piers and the development of light piers. In recent years, the railway of our country has carried on the certain leather to the gravity pier