I-680 Contra Costa Express Lanes

The I-680 Contra Costa Express Lane runs southbound from Martinez to San Ramon and northbound from San Ramon to Walnut Creek. 

General Info

Hours of operation:

  • MON-FRI, 5:00 AM to 8:00 PM

Carpool occupancy: 2 or more people


  • Solo drivers – You must have a standard FasTrak or FasTrak Flex toll tag (set to '1') to pay to use the lane.

  • 2+ carpools, vanpools & motorcycles need a FasTrak Flex toll tag (set in the proper position) to travel toll free. Clean Air Vehicles must get a FasTrak CAV Tag (getfastrak.com) and set it to the proper position. Solo-driver CAVs pay half-price tolls.

See "Am I Toll Exempt?" 

Visit getfastrak.com

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Access to the I-680 southbound managed lane is restricted with double white lines from SR-242 to Treat Blvd. and from Rudgear Rd. to Stone Valley Rd. 


Press contact: John Goodwin

Lane operator: Metropolitan Transportation Commission



I-680 Contra Costa Express Lanes FAQs

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FAQ - Carpools and Vanpools on Express Lanes

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Clean Air Vehicles on I-680 Contra Costa Express Lanes

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Getting In & Out of the I-680 Contra Costa Managed Lanes

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I-680 Contra Costa Express Lanes Map

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I-680 Contra Costa Express Lanes Toll Zones

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Tolling Rules as a Glance

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Pricing Sign Example

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BAIFA Privacy Policy

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