HM4-TMS Willow Creek 25/26 (0P780)
Summary
SCH Number
2025110028
Public Agency
California Department of Transportation, District 1
(DOT)
Document Title
HM4-TMS Willow Creek 25/26 (0P780)
Document Type
NOE - Notice of Exemption
Received
Posted
11/3/2025
Document Description
Maintenance is undertaking a State-Funded operational improvement project in Humboldt County at Various Locations. The work encompasses the replacement of obsolete infrastructure components and associated electronics. Specifically, the project will involve replacing existing cabinets, traffic count devices, inductive loop detectors, and communication equipment. Additionally, the project includes the replacement of faulty electronics and switches within existing Changeable Message Sign (CMS) boards. All work activities will be confined to the existing State right-of-way and existing operational areas. Equipment staging will be limited to paved surfaces. Except for construction area signs, no soil or vegetation disturbance will occur outside the pavement limits, and no tree removal is anticipated. The HM-4 TMS Program targets technology lifecycle of the core TMS assets. The purpose of the project is to support the systematic overhaul of aging resources by replacing assets which are at the end of their lifecycle, using obsolete technology, or are in poor condition. This project will install census equipment upgrades and CMS repairs.
Contact Information
Name
Coady Reynolds
Agency Name
DOT, Caltrans
Job Title
Sr. Environmental Scientist
Contact Types
Lead/Public Agency
Address
Phone
Location
Cities
Unincorporated area
Counties
Humboldt
Regions
Northern California
State Highways
Routes 101, 299 and 96
Other Location Info
Various locations along Routes-101, -199 and -96.
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Class 1, California Code of Regulations, title 14, section 15304. Existing Facilities.
Reasons for Exemption
This project involves minor alterations to existing facilities, which does not involve removal of healthy, mature, scenic trees, or adversely impact sensitive plant or wildlife species or adversely impact any historic or cultural resources.
County Clerk
Humboldt
Attachments
Notice of Exemption
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