Travel misery as over-running engineering work and signal failures hit first day back at work after Christmas break

Travel misery as over-running engineering work and signal failures hit first day back at work after Christmas breakOne train was so full passengers were ordered off before it could continueHeathrow Express was not running earlier because of over-running worksPower problems also hold up services between Reading and LondonTrain derailment in the Midlands meant services were replaced by busesWorks also lead to platform problems at Birmingham New Street StationA broken-down train brought hold-ups for passengers in ScotlandRailways in Wales suffer delays because of signalling faults | UPDATED: 17:53 GMT, 27 December 2012 Over-running engineering work, signal failures and packed trains have been heaping misery on rail passengers today as they returned to work after the Christmas break. A train at Crewe, Cheshire, was so full some passengers were ordered off before it could continue.