On Friday, Abbeville Police conducted a DWI checkpoint and screened almost 400 vehicles.
The checkpoint was on the La. 14 Bypass between 9 p.m. and 3 a.m., and 396 vehicles were checked, a spokesman said.
Three drivers were given sobriety tests, and one was arrested and booked with second-offense DWI. Another 20 citations were written for traffic violations, and seven vehicles were towed.
The New Iberia Police Department assisted with the checkpoint, the spokesman said.
The sole arrest was Paul Montgomery, 34, of Jeanerette, who was booked with second-offense DWI and violation of the open container law.