We're just starting the preliminary design process for John Nolen Drive in Madison, Wisconsin. Will we design an intersection for cars, or for people?
What do you think? Check out the below resources and provide a comment below.
0:00 Corridor overview for John Nolen Drive 0:50 Alternatives 1-3 (keeping the slip lanes) 2:28 Us, not engineers, should choose our values 3:21 Alternative 4 (removing the slip lanes) 4:22 Design vehicle curb radius 4:41 The importance of separating people biking and people walking 5:34 Moving the crossing away from the intersection like in the Netherlands 6:18 Red clearance times 6:58 The importance of protected turn movements 7:33 How to prevent drivers from turning right on red illegally 10:22 Why is this receiving lane here? 10:47 Conclusion
Intersection coordinates: 43.067, -89.386
Resources
- City of Madison — Design alternatives https://www.cityofmadison.com/engineering/documents/JND-PIM2_North%20Shore%20Drive%20Intersection%20Alternatives.pdf
- Madison for All (Alt 5) — https://pub-36945406b0d841e781bc9d9d077b7647.r2.dev/jnd/alt5.jpg
- City of Madison — Project page https://www.cityofmadison.com/engineering/projects/john-nolen-drive
- City of Madison — Meeting recording https://media.cityofmadison.com/Mediasite/Play/9fcecaa187764bc9a7302896a4425efc1d
- Google Maps https://goo.gl/maps/myFKzTLPQ8Kpe3Ys8
Sources and references
- Ontario Traffic Man — How to shorten red light clearance times without reducing safety https://www.youtube.com/watch?v=7KPGVP85WpU
- Petru S — 2021 Two stage bike crossing https://www.youtube.com/watch?v=XRKTolrkz7U
- City of Madison — Vision Zero https://cityofmadison.com/transportation/initiatives/vision-zero
- City of Ottawa — Protected Intersection Design Guide https://documents.ottawa.ca/sites/documents/files/protectedintersection_dg_en.pdf