Train commuters between Shrewsbury and Machynlleth warned of disruption
Commuters between Shrewsbury and Machynlleth on the Cambrian Line face delays and replacement bus services on Sunday.
Signalling work is taking place to allow for the operation of a fleet of brand new trains.
Rail replacement buses will run between Shrewsbury, Aberystwyth and Pwllheli. Work is also ongoing until June 27 to raise the height of Black Bridge near Machynlleth to prevent future flooding with disruption at all times expected.
For full information visit nationalrail.co.uk/service_disruptions