Ramin Bayat - Sama technical and vocational training college, Islamic Azad University, Kermanshah Branch, Kermanshah, Iran
Omid Hatam - ۲Master Degree in Structural Engineering, Faculty member of Technical and VocationalUniversity

Railways are considered to be the most important capital of the countries, whichannually the major part of the development budget of different organizations isdedicated to repairing, upgrading and maintaining. Maintenance and repair operationsare important in terms of quality, cost and blockage of the line, and a program forplanning and repairing should be used. Recent advances in micro circuitry and linemanagement technology have provided tools for railways economic management. Inthis paper, various ways of maintaining and repairing railway lines are discussed andthe benefits of each one are discussed separately.

railway, maintenance and repair, cost, system