A safety inspection of the track between Honiton and Axminster means that trains have to run at reduced speed on all lines.
As a result, trains running between Exeter St Davids and Yeovil Junction may be delayed by up to 20 minutes or revised.
Disruption is expected to continue until 20:00.
What South Western Railway are doing about it:
To assist you with your journey your ticket will be accepted, at no extra cost to yourself, on the following services:
For further information or onward travel advice, please speak to a member of staff or use a station help point.
If you would prefer to use local buses to continue your journey please check Traveline. South Western Railway tickets are not valid on local buses unless stated above.
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.