It comes following road fatalities.
Gardaí are appealing to all road users to never drive under the influence of alcohol or drugs.
There have been three fatalities, including one in Westmeath, in the first 96 hours of a Garda St Patrick's bank holiday operation which started on Thursday and will run until Wednesday.
A man in his 20s died in a single vehicle collision on the N4 between Mullingar and Rathowen in the early hours of yesterday morning.
While over 3,450 drivers have been detected for speeding offences since Thursday.
Head of Media Relations at the RSA, David Martin says he's concerned about changes in people's behaviour on the road:
Enterprise Minister Downplays Government's Ability To Help On Home Heating Oil
Midlands Prison Hit By Mass Overdose Incident
Offaly Man To Complete Marathon Challenge In Honour of Ashling Murphy
Recruitment Of First-Ever Professors For Ireland's Technological Universities Launched
Minister For Rural And Community Development Marks Two Official Openings And Launches In Laois
Offaly Soccer Club Granted Planning Permission For Facility Expansion
Offaly TD Warns Garda Protection For TDs Could Affect Public Access
People in Laois Facing Extended Water Outage Today