Keeping metro track in good condition

24 June 2005  •  Author(s): James Abbott, Technical Editor

Metro authorities are increasingly using hi-tech methods to inspect and analyse track condition with a view to improving ride quality and rail longevity.

Track maintenance on urban metros can demand different techniques to those used on main line railways. Train speeds are generally lower, but traffic is often dense. Frequently there is a high proportion of running in tunnel, with access difficult and little elbow room when the engineers do undertake work.

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