Motorists in Sligo are being advised to expect delays at two separate locations.
The first is a section between the Cemetery Road and Marymount estate.
While the other is near Rathanna estate to beyond Oak Lawn estate.
The works are expected to take place from Monday, October 16th until Friday, October 20th.
The works will be carried out between the hours of 7pm and 4am each night.
Stop-go traffic management measures will be in place.
