Gardai detected 892 vehicles breaking the speed limit on National Slow Down Day yesterday, including drivers in Carlow and Kilkenny.
In Castlecomer, one motorist was found driving 62km/h in a 50km/h zone on the N78 in Drumgoole.
While in Carlow, another driver was speeding at 76km/h in a 60km/h zone on the R726 in Pollerton Big.
Notable offences further afield include a driver travelling at almost twice the signposted 50km/h limit, on the Cork Road in County Waterford.
A motorist in Mullymucks, Co. Roscommon, was also noted at 153kmh in a 100 zone.
The RSA have urged everyone to drive safely and to respect the speed limits across the country.