The existing US 101 facility between Santa Clara County and I-380 is currently an 8-lane facility with 4 through lanes in each direction and auxiliary lanes between most interchanges. From Matadero Creek in Santa Clara County to Whipple Avenue in Redwood City, the facility consists of 1 HOV lane and 3 general purpose lanes in each direction. The northbound HOV lane ends at the Whipple Avenue Interchange. From Whipple Avenue to the San Francisco County line, US 101 consists of 4 general purpose lanes in each direction. The US 101 Managed Lanes Project extends approximately 22 miles. The existing Express Lanes from Matadero Creek in Santa Clara County (PM 51.4) to Whipple Avenue Interchange (PM 6.3) in San Mateo County define the Southern Segment of the project. The Northern Segment is from the Whipple Avenue Interchange in San Mateo County (PM 6.3) to the I-380 Interchange (PM 20.8). Following is a summary of the alternatives that will be studied during the Project Approval/Environmental Document (PAED) phase.
All dates below are specific to the schedule of the Environmental Review and Permitting processes for this project.
The permitting timetable below displays data as reported by agencies. Dates for Environmental Review and Permitting processes (Actions) that are in 'Paused' or 'Planned' status are subject to change and are not indicative of a project's final schedule.
- For information about extensions, select an Action from the timetable below and select 'View Action Details' at the bottom of the page.
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For additional information, please select an Action from the Permitting Timetable above.