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Home My WebLink AboutSouth Main Street Traffic Study PresentationS Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Agenda •Project Background •Existing Conditions Analysis •Proposed Improvements Analysis •Conclusions S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Project Timeline ✓City reached out to KL for Traffic Operations & Safety Report ✓Data Collection Completed ✓Traffic Operations & Safety Report submitted to City ❑July 21: Meeting with Bicycle and Pedestrian Advisory Committee and Traffic & Parking Advisory Board Next Steps: ❑Finalized report with City ❑Receive approval from WisDOT ❑Restripe roadway S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Project Background •Traffic Operations & Safety Report •Road diet project from Waukau Ave to South Park Ave •Data collection, existing analysis, typical section alternatives •Proposed improvements analysis •Confirm continuity with S Main Street upgrades north of South Park Ave S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Purpose of Meeting •Review road diet options •Opportunity for Bicycle and Pedestrian Advisory Committee and Traffic & Parking Advisory Board input Possible Lane Widths Typical Section S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Existing S Main Street Corridor •1.85-mile corridor •Four-lane undivided road •No on-street parking •No turn lanes except at South Park Ave •90+ access points –public streets and private driveways •Railroad crossing near 24th Ave •Mostly residential and commercial surrounding N S M a i n S t 16th Ave Existing S Main Street Typical Section S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Existing Traffic Analysis •AM & PM peak analysis •Analysis Periods: ▪Existing 2022 ▪Design Year 2043 •Study intersections: ▪Fond du Lac Rd / US 45 & W Waukau Ave ▪S Main St & 24th Ave ▪S Main St & South Park Ave S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Existing Crash Analysis •58 crashes from 2016-2020 •39% angle crashes at intersections •24% rear-end crashes at intersections •37% of all crashes had injuries •Crash rate at S Main St & 24th Ave >1.0 S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Existing Traffic Operations •Currently operating well under capacity limits •S Main Street operating at LOS A in 2022 and 2043 •All side streets operating at LOS C or better in 2022 and 2043 •No separate left-turn lanes for access points •Poor lane utilization S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Existing Traffic Operations S Main St & 24th Ave S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 City Goals and Objectives •Maintain/increase efficiency of movement through S Main Street •Maintain/increase efficiency of movement on side roads •Increase safety of S Main Street and side streets •Maintain access to businesses and private driveways •Increase multimodal facilities for better connectivity through the City •Improve S Main Street through restriping efforts S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Proposed Improvements Recommendations •Road diet to increase safety •Bicycle accommodations along S Main Street •Left-turn accommodations along S Main Street •Maintain access to public and private streets and driveways S M a i n S t 16th Ave N S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Two-Way Left-Turn Lane •Reduce through lanes from 2 to 1 in each direction •Provide separate left-turn lane for all access points •Reduce number of conflict points •Provide exclusive left-turn lanes at 24th Ave S M a i n S t N S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Possible Lane Width Parameters Proposed Typical Section S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Proposed Traffic Operations •Removes left turns from through traffic •Removes “multi-lane threat” condition for pedestrians •Allows for inclusion of bicycle accommodations •Mainline operations expected to remain similar to existing •Side street operations minimally impacted by reduction in lanes Multi-lane Threat S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Proposed Safety Analysis •Performed a predictive crash modeling analysis •Results indicate overall crashes are expected to decrease by 16% •Other safety benefits of road diets include: •Left-turning vehicles removed from through lanes •Easier through and turning movements from side roads •Dedicated space for bicycles on S Main Street •Reduced lanes for pedestrians crossing S Main Street S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Conclusions •Restripe S Main Street into a 3-lane roadway with TWLTL •Add on-street bicycle lanes •Provide exclusive left-turn lanes at 24th Ave S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Questions? Jamie Dalheim, jdalheim@klengineering.com Mike Scarmon, mscarmon@klengineering.com Kelly Trac, ktrac@klengineering.com S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 S Main Street/Fond du Lac Rd/USH 45 Traffic Operations & Safety Report July 21, 2022 Consideration for Increased Bicycle Safety