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.

Court Orders Demolition Of 29 Unauthorised Modular Homes Built By Kildare Developer
170 People Arrested In Past Week For Driving Under Influence Of Alcohol Or Drugs
€239k For Clane Playground As Kildare Secures Funding For Just Two Projects
Minister’s Letter: DART+ South West Entirely Dependent On Successful Delivery Of DART+ West
Kfm Weekend Obituary Notices
Two Men Charged In Connection With €4 Million Cocaine Seizure In Kildare And Wexford
Driving Testers At RSA Balloted For Industrial Action Over Concerns About Uninsured Vehicles
Homes Undelivered After Substantial Deposits Paid, Kildare Council Warns Of Potential Unauthorised Works