Motorists traveling between Boise and McCall along Idaho 55 should plan extra time for their trip starting next week as road crews begin maintenance work on the historic Rainbow Bridge just north of Smiths Ferry in Valley County.
Lane closures and temporary traffic signals will be in place each week, from 6 a.m. to 5 p.m. Monday through Thursday, the Idaho Transportation Department said Friday in news release. No impacts are expected for higher-use travel days Friday to Sunday, though the two-lane bridge might be down to one lane on weekends this month ahead of Memorial Day on May 26, the agency said.
Work on the bridge starting Monday includes repairing the deck surface, reinforcing concrete bridge elements and replacing bridge expansion joints, according to a construction update website . The project is intended to ensure the aging bridge meets current safety and capacity requirements, ITD said…