Rail services in Suffolk have been affected after a vehicle a bridge in Needham Market.
Trains between Ipswich and Needham Market have been affected as a result of the crash at the bridge in Coddenham Road.
In a post on Twitter, Greater Anglia said: "Due to a vehicle hitting a railway bridge between Ipswich and Needham Market trains have to run at reduced speed on all lines.
"Train services running through these stations may be delayed.
"Disruption is expected until further notice."
The Coddenham Road bridge is the bridge most frequently struck by vehicles, according to Network Rail.
A statement on Greater Anglia's website reads: "Trains in both directions are unable to cross the bridge, until a Network Rail engineer has examined the bridge and passed it fit for traffic.
"Services between Liverpool Street and Norwich, and services between Ipswich, Cambridge and Peterborough are likely to be delayed until the bridge has been examined."
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