Overnight lane restrictions are in play on northbound Interstate-17 between Kachina Village and Flagstaff. ADOT crews are working on a six mile pavement repair project. Lane restrictions will be in effect from 6 p.m. until 6 a.m. Sundays through Fridays through July 26th. The speed limit will be reduced to 55 miles-per-hour in the work zone. Drivers should proceed through the work zone with caution, slow down and watch for construction personnel and equipment.