Hi all   I have been following the progress of track laying of the Midland Metro into Bull Street Birmingham   The track seems to arrive with sleepers consisting of concrete pads with the track clipped to them and a steel tie between them to keep the gauge. However once the track has been levelled/aligned etc. it is set in concrete up to the rail head, thus making it permanent. Questions:   Is this the normal way of laying tramway tracks these days? What happens if the track need to be