Webclick here to return to recent california dui checkpoints. Webthe fontana police department is scheduled to hold two dui checkpoints in the upcoming days. The checkpoints will take place on friday, feb. Webthe fontana police department will conduct a driving under the influence (dui) checkpoint on friday, oct. The event will take place from 7 p. m. To 3 a. m. Webthe fontana police department will hold a dui checkpoint on saturday, march 5 from 7 p. m. To 2 a. m. At an undisclosed location within the city limits…