State Route 4 Operational Improvements (I-680 to Bailey Road)
State Route 4 Operational Improvements (I-680 to Bailey Road) The State Route 4 (SR4) Freeway Performance Initiative (FPI)/Corridor Study Management Plan (CSMP) and the SR4 Integrated Corridor Analysis (ICA) identifi ed several elements to improve operations on SR4. The SR4 Operation Improvements Project includes a continuation of a High Occupancy Vehicle (HOV) lane on eastbound…