Caltrans begins $623 million of work to improve I-5, I-805 and Route 78 by Chris Jennewein • Times of San Diego May 31, 2025, 2:09 p.m. May 31, 2025, 2:09 p.m. Share this: ...

Caltrans announced it is set to begin construction on a $13 million government funded road improvement project on highway 1 in SLO at the end of March.