Notice of Final Federal Agency Actions on Proposed Transportation Project in California
The FHWA, on behalf of the California Department of Transportation (Caltrans), is issuing this notice to announce actions taken by Caltrans that are final agency actions. These ...
Notice of limitation on claims for judicial review.
SUMMARY:
The FHWA, on behalf of the California Department of Transportation (Caltrans), is issuing this notice to announce actions taken by Caltrans that are final agency actions. These actions relate to the proposed Interstate 680 Northbound Express Lane Completion Project in Contra Costa County, California. Caltrans, in partnership with the Contra Costa Transportation Authority, is proposing to construct an express lane on northbound Interstate 680 from Livorna Road to State Route 242, with a 2-mile gap in the express lane at the State Route 24 Interchange in Walnut Creek; construct braided ramps at Treat Boulevard; and convert an existing high-occupancy vehicle lane from State Route 242 to north of Arthur Road to an express lane.
DATES:
By this notice, the FHWA, on behalf of Caltrans, is advising the public of final agency actions subject to 23 U.S.C. 139(l)(1). A claim seeking judicial review of the Federal Agency actions on the listed highway project will be barred unless the claim is filed on or before June 29, 2026. If the Federal law that authorizes judicial review of a claim provides a time period of less than 150 days for filing such claim, then that shorter time period still applies.
ADDRESSES:
The Environmental Assessment with a Finding of No Significant Impact and additional project documents can be viewed and downloaded from the project website at:
https://ccta.net/projects/innovate-680/express-lane-completion/
or by contacting Caltrans District 4 Environmental, 111 Grand Avenue, Oakland, CA 94612, during normal business hours from 8 a.m. to 5 p.m. (Pacific Time), Monday through Friday, except State holidays.
Effective July 1, 2007, and as subsequently renewed on May 27, 2022, the FHWA assigned, and Caltrans assumed, environmental responsibilities for this project pursuant to 23 U.S.C. 327. Notice is hereby given that Caltrans has taken final agency actions subject to 23 U.S.C. 139(l)(1) by issuing licenses, permits, or approvals for the proposed improvement highway project. The actions by Caltrans and other Federal agencies on the project, and the laws under which such actions were taken are described in the Environmental Assessment with Finding of No Significant Impact approved on 10/31/25, and in other project records for the listed project. The Environmental Assessment with Finding of No Significant Impact and other documents for the listed project are available by contacting Caltrans at the address provided above.
The project subject to this notice is:
Project Location:
The project limits are from postmile 10.7 at the southern limit to postmile 23.1 at the northern limit on Interstate 680 in Contra Costa County, California.
Project Actions:
This notice applies to the Environmental Assessment with Finding of No Significant Impact and all other Federal agency licenses, permits, or approvals for the listed project as of the issuance date of this notice including but not limited to the Section 4(f) Resource Programmatic Approval and all laws under which such actions were taken, including but not limited to:
6.
Historic and Cultural Resources:
Section 106 of the National Historic Preservation Act of 1966, as amended [54 U.S.C. 3006101et seq.]; Archaeological Resources Protection Act of 1979 (ARPA) [16 U.S.C. 470(aa)-470(II)]; Preservation of Historical and Archaeological Data [54 U.S.C. 312501-312508]; Native American Grave Protection and Repatriation Act (NAGPRA) [25 U.S.C. 3001-3013; 18 U.S.C. 1170].
9.
Hazardous Materials:
Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) [42 U.S.C. 9601-9675]; Superfund Amendments and Reauthorization Act of 1986 (SARA); Resource Conservation and Recovery Act (RCRA) [42 U.S.C. 6901-6992(k)].
10.
Executive Orders:E.O. 11990 Protection of Wetlands; E.O. 11988 Floodplain Management; E.O. 11593 Protection and Enhancement of Cultural Resources; E.O. 13007 Indian Sacred Sites; E.O. 13287 Preserve America; E.O. 11514 Protection and Enhancement of Environmental Quality; E.O. 13112 Invasive Species.
(Catalog of Federal Domestic Assistance Program Number 20.205, Highway Planning and Construction. The regulations implementing Executive Order 12372 regarding intergovernmental consultation on Federal programs and activities apply to this program.)
Use this for formal legal and research references to the published document.
91 FR 3769
Web Citation
Suggested Web Citation
Use this when citing the archival web version of the document.
“Notice of Final Federal Agency Actions on Proposed Transportation Project in California,” thefederalregister.org (January 28, 2026), https://thefederalregister.org/documents/2026-01677/notice-of-final-federal-agency-actions-on-proposed-transportation-project-in-california.