Drivers in the north Valley should plan for extra drive time this weekend.
• Northbound State Route 51 will be closed between Bell Road and Union Hills Drive from 11 p.m. Friday to 5 a.m. Sunday for overhead sign installation. The north- and southbound on-ramps at Bell Road will also be closed at this time.
• Grand Avenue will be down to one lane in each direction between 71st and 84th avenues from 9 p.m. Friday to 5 a.m. Monday for paving. Intermittent closures are also planned along 75th, 83rd and Peoria avenues at Grand Avenue.
• 83rd Avenue will be closed at Grand Avenue from 10 p.m. Friday to 5 a.m. Saturday for paving.
• The westbound Loop 202 off-ramp at Hawes Road will be closed from 10 p.m. Friday to 9 a.m. Saturday.