A tunnel has been closed for safety reasons between Bristol Parkway and Swansea. This means some lines are currently blocked and as a result, trains may be delayed by up to 40 minutes or diverted.
This is expected until 10:00.
Check before you travel:
You can check your journey using the National Rail Enquiries real-time Journey Planner
Twitter:
If you would like to follow this incident on Twitter, please use #BristolParkway
Compensation:
You may be entitled to com