The city's two police radar vans are scheduled to snap photographs of speeders at these locations today:

• 5 to 8:30 a.m. near Gridley Middle School, in the 300 block of South Harrison Road; and near Walter Douglas Elementary School, in the 3300 block of North Flowing Wells Road.

• 9 a.m. to noon on Pima Street between Camino Seco and Pantano Road; and on St. Mary's Road between Grande Avenue and Silverbell Road.

• 1:30 to 4 p.m. near Peter Howell Elementary School in the 4100 block of East Fifth Street between Alvernon Way and Columbus Boulevard; and on La Cholla Boulevard between Starr Pass Boulevard and San Juan Trail.

• 4:30 to 8:30 p.m. on Country Club Road between Prince and Allen roads; and on Main Avenue between Speedway and Fourth Street.