More Lanes are (Still) a Bad Thing

From “Not Just Bikes”. ( YouTube / Nebula )

Get 60% off Incogni: https://incogni.com/notjustbikes

Script by Nicole Conlan & Jason Slaughter

Thanks to Matthew Krol (Extra Credits), Chuck Marohn (Strong Towns), & Lane Man (Cities by Diana) for quotes


References & Reading

EMPIRICAL EVIDENCE ON INDUCED TRAFFIC
https://link.springer.com/article/10.1007/BF00166218

What Is Induced Demand?
https://www.planetizen.com/definition/induced-demand

Building Bigger Roads Actually Makes Traffic Worse
https://www.wired.com/2014/06/wuwt-traffic-induced-demand/

INDUCED TRAFFIC AND INDUCED DEMAND
https://nacto.org/docs/usdg/induced_traffic_and_induced_demand_lee.pdf

Highway 401 Expansion
https://www.infrastructureontario.ca/en/what-we-do/projectssearch/highway-401-expansion-project/

Induced Demand: An Urban Metropolitan Perspective
https://escholarship.org/content/qt5pj337gw/qt5pj337gw.pdf

Supply/Demand graph based on SilverStar (CC BY 2.5)
https://commons.wikimedia.org/w/index.php?curid=11044484

405 Commutes Now a Minute Worse Than Before Carpool Lane
https://la.curbed.com/2014/10/9/10036932/405-commutes-now-a-minute-worse-than-before-carpool-lane

Houston commute times quickly increasing
https://www.click2houston.com/news/2014/02/04/houston-commute-times-quickly-increasing/

North Houston Highway Improvement Project (NHHIP)
https://www.txdot.gov/nhhip.html

With I-45 construction set to begin in 2024, many facets of the project remain uncertain
https://www.houstonchronicle.com/news/houston-texas/transportation/article/i45-meetings-txdot-freeway-rebuild-18507217.php

Rethink35 Austin & Frogger
https://rethink35.org/
https://onelinergames.com/games/i35frogger/webversion/

Lawsuit against TxDOT
https://www.zeffy.com/en-US/fundraising/41a2391b-9075-4700-b504-5c4ce1937e3f

Mr. Biden, Tear Down This Highway
https://www.nytimes.com/interactive/2022/09/08/opinion/urban-highways-segregation.html

Braess’s paradox – Wikipedia
https://en.wikipedia.org/wiki/Braess%27s_paradox

The Spring Paradox
Steve Mould

Congestion Decreases When Cities ‘Delete’ Road Lanes
https://cal.streetsblog.org/2022/05/13/three-reasons-why-congestion-decreases-when-cities-delete-road-lanes

Exploring traffic evaporation
https://www.sciencedirect.com/science/article/pii/S2213624X22002085

Traffic Evaporation: What Really Happens When Road Space is Reallocated from Cars?

Traffic Evaporation: What Really Happens When Road Space is Reallocated from Cars?

From Freeways to Waterways: What Los Angeles Can Learn From Seoul
https://www.pbssocal.org/shows/departures/from-freeways-to-waterways-what-los-angeles-can-learn-from-seoul

청계고가, 밤 12시부터 전면 통제, 고가도로 철거 오는 10월 말까지 마무리
https://news.sbs.co.kr/news/endPage.do?news_id=N0311442270

Cheonggyecheon Stream Restoration Project
https://www.landscapeperformance.org/case-study-briefs/cheonggyecheon-stream-restoration-project

WSDOT VS. REALITY, Puget Sound traffic forecasts don’t even pass the laugh test.

WSDOT vs. Reality

Every traffic projection is wrong
https://www.cnu.org/publicsquare/2021/09/09/every-traffic-projection-wrong

Traffic Forecasts Ignoring Induced Demand: a Shaky Fundament for Cost-Benefit Analyses
https://www.researchgate.net/publication/268293526_Traffic_Forecasts_Ignoring_Induced_Demand_a_Shaky_Fundament_for_Cost-Benefit_Analyses/fulltext/54bc7a710cf253b50e2d2b8a/Traffic-Forecasts-Ignoring-Induced-Demand-a-Shaky-Fundament-for-Cost-Benefit-Analyses.pdf

Traffic volumes declined by 34 percent on SR 520 after deployment of pricing and electronic tolling.
https://www.itskrs.its.dot.gov/its/benecost.nsf/ID/78a1e4026c2ed620852581a7003b7b87

Carmageddon Leaves Los Angeles in Gridlock With I-405 Closing

Downs–Thomson paradox
https://en.wikipedia.org/wiki/Downs%E2%80%93Thomson_paradox

Do Your Buses Get Stuck in Traffic?
Not Just Bikes

Effects of upgrading to cycle highways
https://www.sciencedirect.com/science/article/pii/S0966692316304008

Bikeability and the induced demand for cycling
https://www.pnas.org/doi/10.1073/pnas.2220515120

Build The Lanes (YouTube)
https://www.youtube.com/@buildthelanes

NACTO Transit Street Design Guide

Designing to Move People

How Arlington Is Avoiding D.C.’s Traffic Nightmare

How Arlington Is Avoiding D.C.’s Traffic Nightmare

ARLINGTON TRAFFIC COUNT DATA
https://www.arlingtonva.us/files/sharedassets/public/v/1/projects/documents/historic-traffic-counts.pdf

How Oslo Achieved Zero Pedestrian and Bicycle Fatalities

How Oslo Achieved Zero Pedestrian and Bicycle Fatalities, and How Others Can Apply What Worked

More road tolls set to cordon off Oslo

More road tolls set to cordon off Oslo

This video uses footage licensed by Getty Images