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本文以马来西亚GEMAS到JOHOR BAHRU米轨铁路项目为依托,针对既有单线米轨铁路在原征地红线范围内进行提速升级改造并增建二线,为满足新线施工的正常进行,同时保证既有线路正常运营,研究几种典型的新旧轨道影响关系,以及如何安全有效的解决新线与既有线交叉、侵线、重叠以及平交道口改移等临时过渡工程施工方案。
Based on the Malaysian GEMAS to JOHOR BAHRU meso-rail project, this paper aims at speeding up and upgrading the existing single-track metro-rail within the original red line of land requisition and building the second line. In order to meet the normal construction of the new line and ensure the normal operation of the existing line, Operation and study of several typical old and new orbit impact relations and how to safely and effectively solve the construction of temporary transitional projects such as the crossing of new lines and existing lines, intrusion, overlap and the relocation of level crossing.