Grandy Stream Crossings Replacement Project (Lake or Streambed Alteration Agreement No. EPIMS-HUM-48055-R1C)
Summary
SCH Number
2024040883
Public Agency
California Department of Fish and Wildlife, Northern and Eureka Region 1
(CDFW)
Document Title
Grandy Stream Crossings Replacement Project (Lake or Streambed Alteration Agreement No. EPIMS-HUM-48055-R1C)
Document Type
NOE - Notice of Exemption
Received
Posted
4/19/2024
Document Description
The Project is limited to two encroachments to upgrade existing stream crossings. Work for these encroachments will include excavation, removal of the existing culverts, replacement with new properly sized rock and culverts, backfilling and compaction of fill, and rock armoring as necessary to minimize erosion. Crossing-1 shall be replaced with a minimum 42-inch diameter culvert, installed to grade (or as near as possible). The fill prism shall consist mainly of clean quarry rock and provide a critical dip. Crossing-2 shall be replaced with a vented ford design, consisting of a new 36-inch diameter culvert. The road prism shall be excavated down to natural grade to create a minimum chute width of six feet. Riprap shall consist of D50 2.25-feet at a minimum depth of 4.5-feet.
Contact Information
Name
Jonathan Hollis
Agency Name
CDFW
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency
Phone
Location
Cities
Rio Dell
Counties
Humboldt
Regions
Northern California
Cross Streets
6 ½ miles west of the City of Rio Dell
Parcel #
106- 161-013
Waterways
Price Creek watershed
Township
T2N
Range
R1W
Section
31
Base
Humboldt
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Class 2; California Code of Regulations, Title 14, Section 15302
Reasons for Exemption
The project replaces an existing structure where the new structure will be located on the same site as the structure replaced and will have substantially the same purpose and capacity as the structure replaced. There would be no significant adverse impact on endangered, threatened, or rare species or their habitat pursuant to §15065. There are no hazardous materials at or around the project site that may be disturbed or removed. The project will not result in impacts that are significant when viewed in connection with the effects of past projects, the effects of other current projects, and the effects of probable future projects.
County Clerk
Humboldt
Attachments
Notice of Exemption
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