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GDOT

GDOT . Maintenance Overview Eric C. Pitts, P.E. State Maintenance Engineer June 28, 2013. Current Roadways Maintained . 18,100 centerline miles on the State Route System 47,648 Lane Miles. 1955. South from 14 th Street in 1953. South from 14 th Street in 2004.

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GDOT

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  1. GDOT Maintenance Overview Eric C. Pitts, P.E. State Maintenance Engineer June 28, 2013

  2. Current Roadways Maintained • 18,100 centerline miles on the State Route System • 47,648 Lane Miles

  3. 1955

  4. South from 14th Street in 1953

  5. South from 14th Street in 2004

  6. Identifying Maintenance Needs • Pavement Condition Evaluation System (PACES) • Daytime Inspection • Night Inspection • Drainage Inspection • Bridge Inspection • Visual Observation and Reported deficiency

  7. Pavements - Target Condition Levels • Maintain interstates with 50,000 or greater ADT at a PACES Rating of 80 or more • Maintain all other interstates at a PACES Rating of 75 or more • Maintain multi-lane non interstate routes with an ADT of 25,000 or greater at a PACES Rating of 75 or more • Maintain other routes at a PACES Rating of 70 or more

  8. Life Cycle of a Road Design Construction Initial Deterioration Visible Deterioration Disintegration and Failure

  9. Treatment for Initial Deterioration

  10. Visible Deterioration

  11. Treatment for Visual Deterioration

  12. Disintegration and Failure

  13. Treatment for Disintegration and Failure

  14. Target Condition Levels • Guardrail repairs Interstate repairs to be made within 2 days of notification, divided highways repairs within 5 days and others within 1 month. • Drainage Maintenance 75% of drainage structures are to be maintained with an inspection score of 70 or higher. • Mowing – Interstates mowed 3 times yearly, non – interstates mowed 2 times yearly (all mowable areas)

  15. Guardrail Repair

  16. Bridges - Target Condition Levels • Maintain bridges such that they can carry all legal loads • Maintain bridges such that the decks are in fair condition, or better

  17. Bridge Maintenance

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