A rail replacement bus service will be in operation.
Two rail lines will not be in operation today due to a number of trains needing repair work.
Rail services between Ipswich and Felixstowe and Marks Tey and Sudbury have been suspended.
A rail replacement bus service is being operated between the stations.
Disruptions is expected to continue for the rest of the day.
Journey times will be extended by 40 minutes.
Visit the Abellio Greater Anglia website for more information.
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