Network Rail has apologised to passengers and promised to review the way it carries out work in the Lowestoft area after it cut off the East Suffolk Line during Tuesday morning's peak period.
The new trains introduced on Greater Anglia's rural routes were not the cause of the signalling problems that have plunged services into chaos over the last few weeks, the company said today.
Rail passengers on the Wherry lines are facing nine days of disruption as some services are suspended as part of the next phase of works to upgrade the signalling systems and track.
Motorists are being warned that delays are likely this weekend as two busy roads are closed.
Motorists are being warned that delays are likely as overnight roadworks are set to be carried out.
A Victorian brick bridge with restricted access could provide the 'missing link' between Lowestoft and The Broads.
Rail passengers will face nine consecutive days of disruption with the suspension of trains from Norwich to Great Yarmouth and Lowestoft.