 The northbound off-ramp at Coldwater Road is closed for a traffic shift and placement of a temporary concrete barrier. The right lane will be closed on a one-mile stretch near Coldwater for earthwork. The closures will be in effect from 6 tonight through 5 tomorrow morning. Southbound I-17 will also have the right lane closed on a one-mile stretch near Sunset Point, and the left lane will be closed near Bumblebee Road for earthwork.