The R392 at Derryveagh, Lanesboro will be closed to traffic for three days this week to allow for roadworks to be carried out.
Motorists are being advised to pay heed to the closure of a busy road in south Longford to facilitate emergency roadworks over the coming days.
It's anticipated the closure will last until Thursday (September 6) with the road being closed off to traffic from 8am until 6pm.
In advance of those measures two detours have been put in place.
Motorists travelling from Lanesboro to Ballymahon are advised to go via the N63 to Ballymacormack and to turn right onto the R397 before continuing through Kenagh to Terlicken ahead of turning left onto the R392 to Ballymahon.
Those travelling from Ballymahon to Lanesboro are urged to go via the R392-1955 at Terlicken, turn right onto the R397 and continue through Kenagh to Ballymacormack before turning left onto the N63 to Lanesboro.