Yn dilyn archwiliad diogelwch o?r trac rhwng Craven Arms a Church Stretton fe fydd gwasanaethau bws yn lle trên yn rhedeg rhwng Henffordd a?r Amwythig a Llandrindod a?r Amwythig tra bod Network Rail yn gwneud gwaith atgyweirio.

Mae atgyweiriadau brys yn cael eu gwneud i bont rhwng Caerdydd Canolog a Chaerdydd Heol y Frenhines sydd ger y rheilffordd rhwng Caerdydd Canolog a Chasnewydd/Tref Glynebwy. Mae gwasanaeth cyfyngedig yn gweithredu drwy Gaerdydd Heol y Frenhines. Mae gwasanaethau rhwng Caerdydd Canolog a Thref Glynebwy wedi cael eu hatal.

I gael rhagor o wybodaeth am sut y gall eich taith gael ei heffeithio - https://www.journeycheck.com/tfwrail/

Following a safety inspection of the track between Craven Arms and Church Stretton train services will be replaced by road transport between Hereford and Shrewsbury and Llandrindod and Shrewsbury while Network Rail carry out repairs.

Urgent repairs are taking place to a bridge between Cardiff Central and Cardiff Queen Street which is adjacent to the line between Cardiff Central and Newport/Ebbw Vale Town.  A reduced service is operating through Cardiff Queen Street.  Services between Cardiff Central and Ebbw Vale Town have been suspended.

For further information on how your journey may be affected - Transport for Wales JourneyCheck - Train times and live real time delay/cancellation/disruption information.