Drivers on Highway 169 can expect a detour this weekend.
Crews will be closing lanes on either side while they work on the 46th St. bridge.
Starting Friday evening at 7 o'clock, all northbound and southbound lanes of the highway will be closed. Traffic will be re-routed to the ramps until Monday morning. 46th St. North will be closed at the highway as well.
The speed limit will be down to 25 miles per hour.