10-1E490: Alpine SR-89 Culvert Replecement
Summary
SCH Number
2022090045
Public Agency
California Department of Transportation, District 10
(DOT)
Document Title
10-1E490: Alpine SR-89 Culvert Replecement
Document Type
NOE - Notice of Exemption
Received
Posted
9/2/2022
Document Description
The California Department of Transportation (Caltrans) proposes a culvert replacement on State Route (SR) 89 at post mile 13.1, in Alpine County. The scope of work includes replacing the existing 18" Corrugated Metal Pipe (CMP) with a 30" Reinforced Concrete Pipe (RCP) with Rubber Gasket Joint (RGJ). The existing concrete headwall at the inlet will be replaced with another concrete headwall. All work will occur within existing Caltrans Right of Way. The purpose of this project is to improve culvert function and flow capacity. The project is needed to extend the service life of SR-89 and ensure motorist safety over this drainage.
Contact Information
Name
Elizabeth Hummel
Agency Name
Caltrans
Job Title
Associate Environmental Planner
Contact Types
Lead/Public Agency
Phone
Location
Cities
Markleeville
Counties
Alpine
Regions
Northern California
State Highways
State Route (SR) 89
Other Location Info
Post Mile 13.1
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Existing Facilities Section 15301
Reasons for Exemption
The project will not affect any sensitive species or their habitat, cultural resources, scenic resources, or any other environmentally sensitive resources.
County Clerk
Alpine
Attachments
Notice of Exemption
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