Posey Tube 33-0106R and Webster Tube 33-0106L - Ventilation Upgrade
Summary
SCH Number
2025050836
Public Agency
California Department of Transportation, District 4
(DOT)
Document Title
Posey Tube 33-0106R and Webster Tube 33-0106L - Ventilation Upgrade
Document Type
NOE - Notice of Exemption
Received
Posted
5/20/2025
Document Description
Caltrans proposes upgrades to the Posey and Webster Tubes which includes the addition of ceiling Jet Fans near the entry portal of the Webster Tube, reconfiguration of existing ventilation systems in both tubes, as well as the installation of a deluge sprinkler system.
Contact Information
Name
David Rodriguez
Agency Name
Caltrans
Job Title
Environmental Analyst
Contact Types
Lead/Public Agency / Project Applicant
Address
Phone
Location
Cities
Oakland
Counties
Alameda
Regions
Northern California, San Francisco Bay Area
State Highways
ALA-260 PM/PM: R1.100/R1.800
Other Location Info
Posey Tube 33-0106R and Webster Tube 33-0106L / ALA-260 PM/PM: R1.100/R1.800
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Class 15301.1 F (PRC 21084; 14 CCR 15300 et seq.)
Reasons for Exemption
Caltrans has determined that this project has no significant impacts on the environment as defined by CEQA.
County Clerk
Alameda
Attachments
Notice of Exemption
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