A section of the N61 between Boyle and Tulsk has been re-opened today.
There have been diversions in place for almost three months on the road via Frenchpark because of the upgrade of the N5.
The road was due to reopen on August 25th but the contractor sought a three-week extension.
Cathaoirleach of Roscommon County Council, Liam Callaghan, says the re-opening comes as a relief to local motorists: