Drivers will encounter various overnight reduced lanes on Northbound and Southbound I-41 in work zones. NB I-41 between County U and County S is scheduled to CLOSE overnight this Wednesday from 10 p.m. to 4:30 a.m. Other ramps scheduled to close include Northbound I-41 on-ramp from County U will be CLOSED from 8 p.m. to 5 a.m.