Caltrans said it will close the following ramps on Highway 99 in the Merced area Tuesday from 9 a.m. to 1 p.m:
southbound offramp to Highway 140 east;
southbound onramp at Highway 59-Martin Luther King Jr. Way;
southbound offramp at Highway 59-Martin Luther King Jr. Way.
Crews will perform electrical work in the area.
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.