A safety inspection of the track between London Paddington and Heathrow Airport / Reading means that trains have to run at a reduced speed on the Westbound line. Trains running between these stations may be delayed by up to 25 minutes or revised.
Disruption is expected until the end of the day.
Additional information:
Network Rail are on site and trying to rectify the fault.
Check before you travel:
You can check your journey using the National Rail Enquiries real-time Journey Planner.
Compensation:
You may be entitled to compensation if you experience a delay in completing your journey today. Please keep your train ticket and make a note of your journey, as both will be required to support any claim.