Climbing and Passing Lane Prioritization Study: Final Report

Final report: 1. Project overview -- Purpose and need -- Project charter -- Technical advisory committee -- Agency/stakeholder coordination -- ADOT partnering process -- Study process -- Passing/climbing lanes--Strategic Highway Safety Plan (SHSP) -- 2. Previous studies, reports, and research -- ADOT's previous methodology to identify and prioritize passing lane locations -- State-of-the-practice research for passing lanes -- ADOT's previous methodology to identify and prioritize climbing lane locations -- State-of-the-practice research for climbing lanes -- 3. Existing conditions assessment -- Data collection -- Existing passing and climbing lane inventory -- Evaluation of existing passing/climbing lanes--"before and after" comparison -- 4. Round One stakeholder outreach -- 5. Identification and prioritization methodology -- Methodology for passing lanes on two-lane highways -- Methodology for climbing lanes on two-lane highways -- Methodology for climbing lanes on multilane highways -- Round Two stakeholder outreach -- 6. Summary results–-passing lanes on two-lane highways -- 7. Summary results--climbing lanes on two-lane highways -- 8. Summary.