There is heavy traffic in London Road in Fletton due to a burst water main causing flooding.
Stagecoach East said its Service 5 had been diverted via Fletton Avenue with normal service resuming on South Street due to the road being closed.
Service 6 was also diverted to use Oundle Road and New Road in both directions.
However, the bus company has now tweeted that the diversion has ended
Cambridgeshire police said it was called shortly before 1pm with reports of a burst water main.
Police tweeted that there was traffic congestion as a result.
Anglian Water has been contacted for more information.
UPDATE: People trapped in houses after burst water main floods Peterborough’s London Road
Anglian Water to pay for damage to Peterborough properties from burst water main as traffic disruption continues