From the Utah Department of Transportation: The Utah Department of Transportation advises motorists that the I-15 South Davis improvements Project will begin reconstruction of the 400 North Bridge over I-15 in Bountiful this coming weekend. Work will begin with bridge demolition the night of April 18, with southbound I-15 closed at Legacy Parkway in Farmington, and northbound I-15 closed at the 400 North (exit 317) in Bountiful, at 11 p.m. On Sunday, April 19, at 11 a.m. I-15 will reopen with two lanes in each direction, with all lanes expected to be open by 3 p.m.During the closure for bridge demolition, southbound I-15 traffic will be diverted to Legacy Parkway in Farmington, and northbound traffic will use the 400 North off-ramp to 500 West, where traffic will divert back on to I-15. The southbound on-ramps to I-15 from US-89, Park Lane, Lagoon Drive, Parrish Lane, and 400 North will also be closed, diverting all traffic to Legacy Parkway. During this closure, crews will also perform concrete panel replacement in the southbound lanes between Farmington and Centerville.
Additional I-15 reconstruction activities will occur from April 17 -19. I-15 will be restricted to one lane in each direction from I-215 to 500 South in Bountiful while crews remove the lane splits near 2600 South.