Welcome to C.O.A.T. Flagging
Since 2006, we have been providing traffic control services in the metro-Portland and southwest Washington areas. Our crew of certified, professional flaggers and traffic control supervisors. We also can provide traffic control equipment rental, including:
- MUTCD Traffic Control Signage
- Traffic Delineators, Barrels and Safety Cones
- Type I, II, III Barricades
- Arrowboards and Variable Message Signs
- Traffic Control Plan Design Services
Our Clients include:
- Construction Contractors
- City and State Government Agencies
- Utility Companies
- Tree Trimming and Landscaping Companies
- Road Construction
We Value the Needs of Our Customers
Safety First is our motto and our highest priority. We strive to provide our customers with experienced, certified and reliable flaggers to create a safe and comfortable work environment for our crews, your crews and those traveling through work zones. Our customers have come to expect:
- Professionalism
- Prompt & Dependable Service
- Competitive Pricing
- Qualified & Experienced Traffic Control Specialists & Supervisors
Current Projects:
- Portland-Milwaukie Light Rail
- Portland Streetcar Loop on MLK and Grand
- First Hill Streetcar in Seattle
- Portland-Milwaukie Transit Bridge
- NE 88th Hwy 99 - St. Johns
- Ridgefield Interchange
- PDX South Airfield Taxiway Improvements
- PDX Taxiway C West Rehabilitation
- City of Portland Flagging Services
- Portland Water Bureau
- Portland Bureau of Transportation
Recent Projects:
- Astoria-Megler Bridge Painting
- Fanno Basin - Multnomah Section
- Fanno Basin - Garden Home Section
- Portsmouth Force Main on Swan Island
- TriMet Rockwood Station Renovation
- TriMet Station Improvements
- TriMet Rail Improvements
- Downtown Portland TriMet Transit Mall Project
- Oak B Basin Sewer Rehabilitation in SE Portland
- Hillsboro Airport Taxiway C Extension
- PDX North Runway Expansion
- PDX Taxiway and Apron Rehabilitation
- PDX Airport Way Widening and Rehabilitation
- PDX Airport Air Cargo Apron Improvements
- Oak B Basin Sewer Rehabilitation
- Sellwood Interceptor Sewer
- SE Clay-Taylor Sewer Rehabilitation
Contact us today to request a bid: Call 503-467-6386 or Email Us.
Be sure to visit our sister company, Chick Of All Trades.

