The southbound Castillo Street on-ramp and off-ramp of Highway 101 in Santa Barbara will be closed 9 a.m.-3:30 p.m. Tuesday, Oct 29 and Wednesday, Oct. 30.
The ramp closure will allow Caltrans to perform restriping work at the Castillo Street undercrossing.
At least one lane in each direction on Castillo Street will remain open.
Travelers can expect delays through this work zone, and signage will be in place to alert travelers.

