Interstate 680/State Route 4 Interchange Improvement Project

8 Documents in Project

Summary

SCH Number
2006082017
Lead Agency
Caltrans 4 (Oakland) (California Department of Transportation, District 4)
Document Title
Interstate 680/State Route 4 Interchange Improvement Project
Document Type
NOD - Notice of Determination
Received
Posted
2/25/2009

Document Description
The project improves the interchange, in 5 phases, to alleviate operational deficiences. Phases 1 and 2 replace the northbound I-680 to westbound SR 4 loop ramp with a 2 lane flyover connector, and the eastbound SR 4 to southbound I-680 diagonal ramp with another 2 lane connector. Phases 3-5 replace other ramps and add new lanes.

Contact Information
Howell Chan
Department of Transportation, District 4
P.O. Box 23660, MS-8B
Oakland, CA 94623-0060

Phone : (510) 286-5623

Location

Counties
Contra Costa
Cross Streets
at I-680/SR-4 interchange
State Highways
I-680/SR-4
Airports
Buchanan Field
Waterways
Pacheco Slough and Grayson Creek
Other Location Info
City/Nearest Community: Pacheco

Notice of Determination

Approving Agency
Caltrans #4
Approving Agency Role
Lead Agency
Approved On
Final Environmental Document Available at
111 Grand Avenue, 14th Floor Oakland, CA

Determinations

(1) The project will have a significant impact on the environment
No
(2a) An Environmental Impact Report was prepared for this project pursuant to the provisions of CEQA
No
(2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
Yes
(2c) An other document type was prepared for this project pursuant to the provisions of CEQA
No
(3) Mitigated measures were made a condition of the approval of the project
No
(4) A mitigation reporting or monitoring plan was adopted for this project
N/A
(5) A Statement of Overriding Considerations was adopted for this project
No
(6) Findings were made pursuant to the provisions of CEQA
No

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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