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  1. National Engineers Week: Meeting a Central District engineer working on a Loop 101 improvement project

    … National Engineers Week: Meeting a Central District engineer working on a Loop 101 improvement project …

  2. National Engineers Week: Meeting a civil engineer in northern Arizona

    … National Engineers Week: Meeting a civil engineer in northern Arizona Learn …

  3. Home

    Home Learn More

  4. List of Historic Roads

    List of Historic Roads Learn More

  5. 2020 was the year of the bridge for northern Arizona

    … 2020 was the year of the bridge for northern Arizona Learn …

  6. ADOT improving intersection of US 180 and Route 66 in Flagstaff

    ADOT improving intersection of US 180 and Route 66 in Flagstaff Learn More

  7. Innovative method will slide in new Fourth Street bridge in Flagstaff

    Innovative method will slide in new Fourth Street bridge in Flagstaff Learn More

  8. Improvement projects ramping up along Arizona’s high country highways

    … Improvement projects ramping up along Arizona’s high country highways …

  9. ADOT accelerating I-17 bridge improvement project in Flagstaff

    ADOT accelerating I-17 bridge improvement project in Flagstaff Learn More

  10. ADOT, Flagstaff starting bridge widening project over I-40

    ADOT, Flagstaff starting bridge widening project over I-40 Learn More