Published on July 22, 2026
The City of Grand Prairie Traffic Signal Department will be conducting a citywide school flasher test on Friday, July 24, 7 a.m. -2:30 p.m.
This annual test ensures that all school flashers have received and accepted the correct programming for the 2026–2027 school year, including updated school zone times and dates.
Thank you for your patience as we prepare for a safe start to the new school year! Please continue to drive carefully and remain alert around school zones.