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WIS 113 County P and County V Intersection Dane County. Ryan Mayer, P.E. WisDOT Project Manager. Public Information Meeting. March 7, 2019. Presentation Outline. Project Area Project Purpose Project Schedule Existing Conditions Preliminary Alternatives Comments and Questions.
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WIS 113County P and County V IntersectionDane County Ryan Mayer, P.E. WisDOT Project Manager Public Information Meeting March 7, 2019
Presentation Outline • Project Area • Project Purpose • Project Schedule • Existing Conditions • Preliminary Alternatives • Comments and Questions
Project Purpose Project Purpose The purpose of this project is to evaluate traffic and safety data and develop potential intersection alternatives for a Highway Safety Improvement Program application.
Project Schedule • March 7, 2019 PIM No. 1 • Mid March 2019 HSIP Application • April 2019 Initial Study Completed • 2023 Potential Construction
Existing Conditions - Operations Existing LOS AM Peak – LOS C (EBL) All other movements LOS B or better PM Peak – LOS E (EBL) All other movements LOS B or better Maximum Queues AM Peak – < 100 feet for all approaches PM Peak – 220 feet for eastbound left-turn NORTH County P WIS 113 County V
Existing Conditions – Crashes (2014-2018) Crash Data 22 property damage 12 injury 2 fatal Crash rate – 2.76 crashes per million entering vehicles Primary crash type angle between NBL and SBT – 24 crashes
Future No Build 2040 - Operations Future No Build LOS AM Peak – LOS C (EBL) All other movements LOS B or better PM Peak – LOS F (EBL) All other movements LOS B or better Maximum Queues AM Peak – < 100 feet for all approaches PM Peak – 575 feet for eastbound left-turn NORTH County P WIS 113 County V
Traffic Signal Warrant Analysis Four Traffic Signal Warrants Were Evaluated Warrant 1 – Eight-hour vehicular volume Warrant 2 – Four-hour vehicular volume Warrant 3 – Peak-hour vehicular volume Warrant 7 – Crash experience Three Warrants Were Satisfied Warrant 2 – Four-hour vehicular volume (6 hours satisfied) Warrant 3 – Peak-hour vehicular volume (2 hours satisfied) Warrant 7 – Crash experience (12 hours satisfied)
Preliminary Alternatives Five Preliminary Alternatives Have Been Evaluated Alternative 1 – 3-Leg Traffic Signal (At existing WIS 113/County P) Alternative 2 – 4-Leg Traffic Signal (South of existing WIS 113/County P) Alternative 3 – 3-Leg Roundabout (At existing WIS 113/County P) Alternative 4 – 4-Leg Roundabout (South of existing WIS 113/County P) Alternative 5 – 4-Leg Roundabout with EBR Bypass Lane (South of existing WIS 113/County P)
Preliminary Alternative 1 3-Leg Traffic Signal Alt 1 2040 LOS AM Peak – LOS B overall All movements LOS C or better PM Peak – LOS B overall All movements LOS C or better Maximum Queues AM Peak – 165 feet for southbound left-turn PM Peak – 255 feet for eastbound left-turn NORTH County P WIS 113 County V
Preliminary Alternative 2 4-Leg Traffic Signal Alt 2 2040 LOS AM Peak – LOS C overall All movements LOS D or better PM Peak – LOS C overall All movements LOS D or better Maximum Queues AM Peak – 360 feet for southbound through-right lane PM Peak – 360 feet for northbound through lane NORTH WIS 113 WIS 113 County V County P
Preliminary Alternative 3 3-Leg Roundabout Alt 3 2040 LOS AM Peak – LOS A overall All movements LOS B or better PM Peak – LOS A overall All movements LOS B or better Maximum Queues AM Peak – 125 feet for southbound bypass lane PM Peak – 120 feet for eastbound entry lane NORTH County P WIS 113 County V
Preliminary Alternative 4 4-Leg Roundabout Alt 4 2040 LOS AM Peak – LOS B overall All movements LOS C or better PM Peak – LOS B overall All movements LOS B or better Maximum Queues AM Peak – 445 feet for southbound entry lane PM Peak – 170 feet for northbound entry lane NORTH WIS 113 WIS 113 County V County P
Preliminary Alternative 5 4-Leg Roundabout with Bypass Alt 4 2040 LOS AM Peak – LOS B overall All movements LOS C or better PM Peak – LOS B overall All movements LOS B or better Maximum Queues AM Peak – 445 feet for southbound entry lane PM Peak – 170 feet for northbound entry lane NORTH WIS 113 WIS 113 County V County P
Opportunities to Provide Input • Comment Form • Fill out Here and Put in Comment Box • Take Home and Mail • Send Comments Via Email – • ryan.mayer@dot.wi.gov
Comments and Questions Questions?