10-1L520 SR-4 Culvert Replacement (Lake and Streambed Alteration Agreement EPIMS Notification No. ALP-34554-R2)
Summary
SCH Number
2023020339
Public Agency
California Department of Fish and Wildlife, North Central Region 2
(CDFW)
Document Title
10-1L520 SR-4 Culvert Replacement (Lake and Streambed Alteration Agreement EPIMS Notification No. ALP-34554-R2)
Document Type
NOE - Notice of Exemption
Received
Posted
2/14/2023
Document Description
The Project includes replacing three existing culverts at various ephemeral channels on SR-4. The existing metal culverts will be replaced with upsized Reinforced Concrete Pipe culverts. Additionally, the existing concrete headwalls at the inlets may be replaced and flared-end sections and rock slope protections added at the outlets. The Project is limited to vegetation cutting, excavation of the slope, placement of fill on the slope and channels, and concrete pouring.
Contact Information
Name
Harvey Tran
Agency Name
California Department of Fish and Wildlife
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency
Phone
Location
Counties
Alpine
Regions
Northern California
Waterways
Kinney Creek and Silver Creek
Other Location Info
State Route (SR) 4
Other Information
post miles (PM) for this Project are ALP-4 PM 19.99, 26.32, and 26.73
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
post miles (PM) for this Project are ALP-4 PM 19.99, 26.32, and 26.73
Reasons for Exemption
The Project falls under Class 1(c) Categorical Exemption because it consists of repairing or minor alteration of existing facilities (one culvert) on the highway involving negligible or no expansion of existing or former use. The Project falls under Class 2(c) Categorical Exemption because it consists of the replacement of existing facilities (one culvert) where the new structure will be located on the same site as the structure replaced and negligible expansion of capacity. The Project falls under Class 4(f) Categorical Exemption because it consists of minor trenching and backfilling where the surface is to be restored. The Project will involve the alteration of non-native vegetation, but will not remove healthy, mature, or scenic trees.
County Clerk
Alpine
Attachments
Notice of Exemption
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