Complete Traffic Control Services
DBE/WBE & MWESB Certified in OR & WA since 1988
Traffic Control Services
From closing lanes on freeways to flagging surface streets, our flaggers are ready for any job. All D&H flaggers are certified in the states of Oregon, Washington, Idaho, and Montana.
Get Certified & Get Hired
Due to COVID-19 concerns, flagging classes will be held on a limited basis, with additional social distancing and safety measures:
Classes will be held every two weeks on Tuesdays at 10 am, starting on Tuesday, December 1st.
Classes will be held indoors with a maximum class size of 10, each student will sit at a different table at a distance of >6 feet at all times.
Masks will be required at all times, and individual hand sanitizer will be available at each table.
Due to class size restrictions, you must call 503-232-2488 to sign up for your desired flagging certification class