Highway 89 will be closed between Oak Hills in Layton and 200 N this Sunday night 9/11 to Monday morning 9/12 repeating the following Sunday night 9/18 to Monday morning 9/19. The closures will start at 9pm on both Sunday's, and go through 5am on both Monday's while crews work to place the Crestwood Bridge girders. During this closure, heavy truck traffic will be detoured onto I-15, and local traffic will be detoured to Mountain Road between 400 North and Oak Hills Drive. Please plan ahead to avoid delays.