ADOT is warning drivers to watch for lane restrictions on the Walnut Canyon Bridge east of Flagstaff on Wednesday. Restrictions will be in place from 5 a.m. until 6 p.m. The bridge will be narrowed to one lane only with alternating north-and-southbound travel over I-40. Crews continue pavement preservation on the bridge. If you are in the area, slow down and watch for workers and equipment in the work zone.