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김효산(Hyo-San Kim),유재광(Jae-Kwang Ryu),민준호(Jun-Ho Min),한동은(Dong-Un Han),이달재(Dal-Jae Lee) 한국철도학회 2011 한국철도학회 학술발표대회논문집 Vol.2011 No.10
The total length of Korean urban railways reaches 1,200km. Urban railway used to be installed with ballasted tracks by reason of low cost at the time of construction slab tracks are now being installed due to the reasons of the improvement in safety lengthening service life and more economical method in terms of maintenance. The length rate of slab tracks has exceeded 70% of the domestic urban railways with the methods ranging from STEDEF LVT ALT Eidan-type B2S to RHEDA. This study surveyed the share of domestic slab tracks and compared and evaluated the input cost at the initial stage by the types of slab tracks. Construction processes have been standardized by the existing design documents and calculated the initial input cost for the length of 1km of a hypothetical straight line. Cost breakdown structure was evaluated as materials cost construction cost equipment cost indirect cost etc. It is expected that this study will be used in selection & evaluation which is considering the economic feasibility of slab tracks.