Download presentation
Presentation is loading. Please wait.
Published byNeil Monckton Modified over 10 years ago
1
Marc Briese, P.E., PTOE Hugo City Council, May 21, 2012
2
Thru-stop Each leg with two lanes of approach ◦ RT/bypass lanes on 61 ◦ Thru/left and RT lanes on county approaches Average Daily Traffic: ◦ Hwy 61: 9,700 ◦ CSAH 4: 4,100 ◦ CR 4A: 1,400 Hardwood Creek Trail
3
Safety, 2008-2010: ◦ 10 crashes (14 people injured) ◦ No issue with recognizing stop condition ◦ #473 in crash cost* ◦ Compared to other similar intersections: 2x higher % right angle 3x higher % rear end 2.5x higher crash rate * 8,200+ intersections in ranking
4
City, county, state priority HSIP Regional solicitation for 2013-2014 Submitted as traffic signal with turn lanes Received funding for 2014 2012 2013
5
IssueTraffic SignalRoundabout Safety - Expected Crash Reduction* Moderate benefit - 50% reduction High benefit - 70% reduction Crash SeverityModerate (still 25% right angle) Low (virtually no right angle) OperationsHigh efficiency Benefit/Cost1.02.0 AestheticsLess pleasingMore pleasing O&M CostsPower, heads, LEDs, cabinetLandscaping, signs ConstructionUnder trafficSome closures & detours *based on FHWA crash modification clearinghouse All-way stop eliminated based on 2030 operations ICE recommends roundabout
6
Source - Insurance Institute for Highway Safety
8
Full closure ◦ ~$1.2 million – no city cost ◦ 2-3 months, summer ◦ Incentives, A+B, lane rentals to minimize length ◦ Benefits: quicker completion, less expense, safer, better product
9
Temp bypass ◦ Hwy 61/4A as temp all- way stop, three legged intersection ◦ +$200k (no city cost) ◦ 3.5-5 months ◦ Impacts school year ◦ 3 weeks full closure ◦ Benefit: keep intersection partially open
10
No hazards in the middle or clear zone (trees, boulders) ◦ Grasses, shrubs, flowers, perennials are ok Standard landscaping: minimal maintenance seed (similar to signal option) City responsibility for Costs/maintenance above standard TH 7/TH 25 St. Bonifacius
11
Schedule an open house Final design starting now Construction in 2013 Questions or Comments?
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.