I-680 Express Lanes Project/Sunol Grade, Caltrans #04-4G0564, (Subcontractor to Bay Cities Paving and Grading, Inc.)

The I-680 Express Lanes Project is the next phase of the Express Lanes improvements. It is designed to add a new Express Lane in the Eastbound direction. Our work involves over 10,000’ of new Structural Concrete Retaining Walls, a Cast-In-Place, Post-Tensioned Box Girder Bridge Demolition and Replacement, a Precast, Pre-stressed Bridge Widening, Various Seismic Improvements, and over 5000’ of Concrete Barrier Rail.