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一、前言建国二十多年来,全国人民在伟大领袖毛主席的英明领导下,高举毛泽东思想伟大红旗,贯彻执行了“鼓足干劲,力争上游,多快好省地建设社会主义”的总路线,“自力更生、艰苦奋斗”,使国民经济的各个领域都得到飞跃的发展,许多科学技术项目都在短短的时间内赶上和超过了世界先进水平。铁路桥梁建设也不例外,如建成的具有世界先进水平的南京长江大桥等。但是,建国以来,特别是文化大革命以前,我国铁路桥梁墩台发展比较缓慢,常用的
I. Preface Since the founding of the People’s Republic of China for more than 20 years, under the wise leadership of Chairman Mao, the great leader, the entire Chinese people have held high the great red banner of Mao Zedong Thought and implemented the general line of “building a socialist society with more energy, ”Self-reliance and hard work" have brought about leaps and bounds in all fields of the national economy. Many science and technology projects have caught up with and surpass the advanced world standards in a short period of time. Railway bridge construction is no exception, such as the completion of the world’s advanced level Nanjing Yangtze River Bridge. However, since the founding of the People’s Republic of China, especially before the Cultural Revolution, the development of railway bridges and piers in our country was relatively slow and common