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结合沪昆客专岑港河特大桥跨既有沪昆铁路连续梁的项目,论述下随着高铁的发展,国家铁路局在高铁运营线路上施工的要求越来越严格,除非是特殊情况,一般不允许在高铁运营线路上上跨。同时上跨的同时要做好对既有铁路线路的防护,目前上跨铁路桥下防护基本上采用防护棚架进行防护。
Combining with the project of the continuous girder bridge of Shanghai-Kunming Railway on the bridge of Shanghai-Kunming, the requirements of the State Administration of Railways on the construction of high-speed rail lines have become more and more strict with the development of the high-speed railways. Unless it is a special case, Generally not allowed in the high-speed rail lines on the business. At the same time on the cross at the same time to do a good job on the existing railway line protection, the current cross-railway bridge protection basically use protective shelving for protection.