AN APPLICATION OF A RISK MANAGEMENT METHODOLOGY TO MAINTENANCE STRATEGY FOR RAILWAY TUNNELS

Abstract

Effective railway tunnel maintenance methodology has been requested since transport investment for new lines are restricted in Japan. Especially, development of methodology for asset management at market price basis or financial engineering may accelerates effective and rational maintenance policy. In this paper, risk assessment for a railway tunnel has been carried out. Results of total costs and risk variation are useful data for the judgment of maintenance policy.