Big Lagoon Slipout Repair "Big Lagoon Wall"

5 Documents in Project


SCH Number
Lead Agency
Caltrans 3 (Marysville) (California Department of Transportation, District 3)
Document Title
Big Lagoon Slipout Repair "Big Lagoon Wall"
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Public Recreation

Document Description
Caltrans proposes permanent restoration of SR 101 in Humboldt County in the Big Lagoon area from post mile 111.4 through PM 111.6. The project will reconstructure the southbound lane, the southbound shoulder and associated drainage elements. Three structure are proposed to restore and stabilize the project area: one timber lagging soldier pile ground anchor wall and two anchored pile systems. Temporary access roads will be constructed at each structure location. One-way controlled traffic with a temporary signal system will be used throughout the construction of all three structures.

Contact Information
Adele Pommerenck
California Department of Transportation, District 3
703 B Street
Marysville, CA 95901

Phone : (530) 741-4215


Cross Streets
Loc. 1 approx. two miles north and Loc. 2 approx. 2.08 miles of SR 101 and LP Mill Road
Other Location Info

Notice of Completion

Review Period Start
Review Period End
Development Type
Transportation:Highway/Freeway (Repair on State Hwy)
Project Issues
Biological Resources Water Quality
Reviewing Agencies
Air Resources Board, Transportation Projects Cal Fire California Coachella Valley Mountains Conservancy California Department of Fish and Wildlife, North Central Region 2 California Highway Patrol California Native American Heritage Commission California Regional Water Quality Control Board, North Coast Region 1 Office of Emergency Services, California Office of Historic Preservation Resources Agency California Department of Parks and Recreation

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 or via phone at (916) 445-0613.

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