The public footpath across Lopwell Dam will be closed until Thursday, February 6 to repair dislodged stones on the causeway.
The footpath which takes walkers over the dam and onto the Bere peninsula has been closed since last Friday, January 17 with the repairs expected to take three weeks.
For further information, call Ros Davies in the public rights of way department at Devon County Council on 0345 155 1004.