Route 529 South Detour in the City of Buena Park Starts Until Effective Friday, September 25, 2026, from 6:00 p.m. to 9:30 p.m., the buses on Route 529 South will be on detour in the City of Buena Park due to the Knott’s Scary Farm event.Route 529 Detour in the City of Buena Park Starts Fri Oct 2 Until Fri Oct 2 Effective Friday, October 2, 2026, from 6:00 p.m. to 9:30 p.m., the buses on Route 529 South will be on detour in the City of Buena Park due to the Knott’s Scary Farm event.