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介绍上海金山铁路改建工程中,在运营火车无准确时刻和通道顶距既有铁路铁轨底仅61cm条件下,采用箱涵全断面双重置换工艺横穿既有线路的施工技术,确保了线路的安全和正常运营。
Introduction Shanghai Jinshan Railway Reconstruction Project, the operation of the train at an accurate time and the top of the channel from the existing railway track only 61cm under the conditions of the entire cross-section of the box culvert double replacement technology across existing lines of construction technology to ensure the safety of the line And normal operation.