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.

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