Four drivers were caught driving after drinking in Aytos, Debelt and the Sarafovo district of Burgas.
The highest reading, 2.99 per mille, was for a 47-year-old man who crashed an Opel Combo in Aytos. The crash caused only property damage.
The cars of two of the drivers were seized. In Debelt, a 69-year-old man was driving a Mitsubishi Carisma with 1.61 per mille. On Slavyanska Street in Aytos, a 33-year-old driving an Audi A3 tested at 1.55 per mille.
In Sarafovo, a 41-year-old Ukrainian citizen was driving a Citroën C3 Aircross with 1.83 per mille.