Interstate 680 Coordinated Adaptive Ramp Metering Project
Summary
SCH Number
2025090722
Public Agency
California Department of Transportation, District 4
(DOT)
Document Title
Interstate 680 Coordinated Adaptive Ramp Metering Project
Document Type
NOE - Notice of Exemption
Received
Posted
9/17/2025
Document Description
Caltrans, in partnership with the Contra Costa Transportation Authority, proposes the Interstate 680 (I-680) Coordinated Adaptive Ramp Metering (CARM) Project to improve and compliment the ramp metering operations of another Caltrans project, EA 1Q720.
Contact Information
Name
Brycelyn Hendrix
Agency Name
Caltrans
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency
Address
Phone
Location
Counties
Alameda, Contra Costa
Regions
San Francisco Bay Area
State Highways
680
Other Location Info
Interstate 680 in Alameda and Contra Costa Counties at 14 different locations.
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
CEQA Guidelines §15301(c) Class 1c
Reasons for Exemption
The project includes work on existing highways and streets, so it falls under Class 1 of Categorical Exemptions.
County Clerks
Alameda, Contra Costa
Attachments
Notice of Exemption
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