Caltrans will close the southbound 16th Street on- and off-ramps on Highway 99, and 16th Street under the overcrossing. Crews are building a bridge in that area.
Work will begin on Tuesday, Dec. 27, through Friday, Dec. 30, from 10 p.m. to 6 a.m. Motorists should expect 15-minute delays. Alternate routes should be taken whenever possible. The work is scheduled to begin as listed, but is subject to change based on weather conditions.