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Emergency Alert
Columbia County
341 E. Main St.
Dayton, WA 99328


Public Works
Contact
Charles Eaton
Public Works Director/County Engineer

Amber Phinney
Business Manager

415 N. Guernsey Ave.
P.O. Box 5
Dayton, WA  99328

Ph: (509) 382-2534
Fx: (509) 382-4724

Hours
Monday - Friday
7:00 am - 3:30 pm
(Closed 12:00 pm - 12:30 pm)

This information is provided as a courtesy, actual documents are on file at the Columbia County Public Works office.    

2020 Public Works Fee Schedule Click Here

Small Works & Vendor Roster Information             
To be added to our Small Works & Vendor Roster please complete the form at the link below and return to the Public Works Department.  Please note: All small works contractors must be aware of Washington State prevailing wage laws.

Small Works & Vendor Roster Application
Small Works & Vendor Roster Application Part 2-Required

Consultant Roster Request for Statement of Qualifications


Permits

Right-of-Way Access Conditions
Approach Design Standards
Approach Permit
Addressing Permit
Special Vehicle Permit
Utility Permit


Columbia County Public Works Organizational Chart Click Here



   




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