The operation came into place at 7am this morning around the country.
Gardai say they are catching someone driving under the influence of drink or drugs every hour in 2025.
A new road safety campaign will take place this weekend - with a particular focus on drink or drug driving.
The operation came into place at 7am this morning around the country.
Chief Superintendent for roads policing, Jane Humphries, said there will be regular checkpoints across the weekend.

Kildare Senior Hurling Team vs Galway
Missing Naas Woman Deborah Doyle Located "Safe And Well"
Kildare SF Team (one late change) vs Wexford
Average Price Of Three-Bed Semi-Detached Homes In Kildare Now Cost €400,000
Council Says Reopening Celbridge Abbey Car Park Would Hit Parking Budget
Where To Recycle Your Christmas Tree In Kildare From Next Week
Over 9,000 Tusla Referrals Linked To Poor School Attendance Were Made Last Year
Homelessness Figures Reach Another Record High, With Numbers Also Increasing In Kildare