Jack & Bore Culvert Project


SCH Number
Lead Agency
Regional Water Quality Control Board, Region 1 (North Coast), Santa Rosa
Document Title
Jack & Bore Culvert Project
Document Type
NOE - Notice of Exemption

Document Description
The purpose of the project is to address a failing culvert that is running through a fill section located on State Route 101. PM 104.46, in Mendocino County. This project will replace and abandon an existing 48-in x 550-ft corrugated steel pipe culvert by jacking a new 48-in x 370 welded steel pipe through the existing fill prism of Route 101. A new concrete headwall will be constructed at the inlet and a rock lined ditch from the outlet to the existing 48-inch corrugated steel pipe outlet as well.

Contact Information
Brandon Stevens
Regional Water Quality Control Board, Region 1 (North Coast), Sa
5550 Skylane Boulevard, Suite A
Santa Rosa, CA 95403




Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
S:15302 C:1
Reasons for Exemption
This project involves replacing a degrading existing culvert with a new culvert with no increase in fill. The project will not result in an expansion of the existing use.
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