State Route 84 Isabel Expressway Widening

Share via:


3/3/17 - Westbound Vallecitos Road from SR-84 is closed temporarily for two months for construction.

Caltrans will widen a 2.4 mile section of northbound and southbound State Route 84 (Isabel Avenue) from two lanes to four lanes and rehabilitate pavement to improve State Route 84 as a regional connection between I-580 and I-680 in Alameda County near the city of Livermore. The project limits are from Ruby Hills Drive to north of Concannon Blvd.

East Alameda County PIO
Marcus Wagner
Phone: 510-622-8758

Statewide Alerts and Other Information

Caltrans Logo