Around 35,000 cars a day use the Port Road in Letterkenny, the local Town Council heard.
A further 25,000 avail of the Mountain Top road while an estimated 17,000 travel along the town’s Pearse Road.
The busiest times cited in the study for traffic movement included 8.30.a.m. to 9.30.a.m.; 3.30.p.m. to 4.p.m.; and 4.30.p.m. to 6.p.m. with the Derry Road and the Ramelton Road particularly busy at these times.