Trusted Traffic Control & Flagging Services in Washington State

Services in the Pacific NW

Keeping Washington’s highways and local communities safe with WSDOT-compliant traffic management and certified flagging crews.
Request a Washington Quote

Washington’s Trusted Partner for Safe Traffic Operations

Rose City Flagging provides comprehensive traffic planning and certified staffing for projects across SW Washington and the Puget Sound region. From utility work in Vancouver to major construction projects in the Greater Seattle area, we understand the specific WSDOT regulations and local municipal codes required to keep your Washington job site compliant and moving.

Washington Flagging Services

Equipment Rental

We offer complete rental solutions, including WSDOT-standard signs, cones, barricades, and message boards. Whether you need short-term gear or long-term supplies, we have the inventory to support your Washington job site.
Learn More

Right of Way Permiting

We secure WSDOT and local municipal approvals for road construction and street closures. Our team coordinates directly with Washington authorities to prevent project delays.
Learn More

Flagging & Traffic Control

We provide certified flaggers for Washington construction, utilities, and events. From simple lane closures to complex freeway operations, we ensure your work zone is safe and compliant.
Learn More

Emergency & Storm response

Available 24/7, our crews mobilize fast to support utility teams and clear hazards from storms or wildfires across the region. We provide immediate dispatch to keep Washington roads safe during urgent situations
Learn More

Traffic Control Plans

WSDOT-Compliant Traffic Control Plans We design site-specific, WSDOT-standard traffic control plans (TCP) engineered for safety and rapid municipal approval to keep your project on schedule.
Learn More

Flagging Certification

Master traffic control with industry-leading, job-ready training. Learn the ins and outs of traffic control. Gain hands-on experience with real flagging equipment through expert-led instruction.
Learn More

Why Choose Rose City Flagging?

  • Experienced & Reliable:
    Hire the reputation you trust. We meet all safety standards and handle the logistics with local authorities—ensuring you can focus on your core operations.
  • Woman-Owned Business:
    Rose City Flagging is a certified, emerging woman-owned business leading the traffic control industry in the Portland Metro area.
  • Organized & Accountable:
    Advanced planning and communication are at the core of our services. We handle the logistics so you can focus on the construction.

Rose City Flaggers in action

Get a sense of what a job site is like when working with our traffic teams.

Common Washington Flagging QUESTIONs

Our Customers

Hear from past customers on their experience in working with our traffic management teams.

Ready to Simplify Your Next Project?

Don't let the intricacies of right-of-way permits slow you down. Join the numerous construction project managers, contractors, and local businesses who trust us for their traffic control needs.

Providing certified flagging crews to Vancouver, Camas, Washougal, Longview, Centralia, Olympia, Tacoma, Seattle, and Bellevue.