Twin Barns Emergency Opening Project


SCH Number
Public Agency
California Regional Water Quality Control Board, North Coast Region 1 (RWQCB)
Document Title
Twin Barns Emergency Opening Project
Document Type
NOE - Notice of Exemption
Document Description
The purpose of the Project is to construct a soldier pile and ground anchor (SPGA) retaining wall on the southern perimeter of the road prism to arrest the continuing downslope movement that is endangering the roadway. This Project location was identified in the Disaster Event CA 17-2 following a period of heavy rainfall beginning on January 7, 2017. The Project is needed for permanent roadway stabilization, and to construct drainage improvements to stabilize an ongoing and active slide of fill material that supports the roadway. The Project is an emergency repair to a publicly owned roadway necessary to maintain service essential to the public health, safety and welfare. The emergency repairs require a reasonable amount of planning to address an anticipated emergency.

Contact Information

Susan Stewart
Agency Name
North Coast Regional Water Quality Control Board
Contact Types
Lead/Public Agency

Agency Name
California Department of Transportation
Contact Types
Project Applicant


Other Location Info
40.469084° N, 123. 703402° W

Notice of Exemption

Exempt Status
Emergency Project
Type, Section or Code
Sec. 21080(b)(4); 15269(b)(c)
Reasons for Exemption
Emergency repairs to publicly or privately owned service facilities necessary to maintain service essential to the public health, safety or welfare.


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