Roads don't have to be FAT to be FAST 🏋️‍♂️

Red lights ruin perfectly good highways and make them grow wider than they really need to be. How a town got a highway moving fast again without adding a single new lane.

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Background research:
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"Keystone Parkway - A Case Study in Sustainable Transportation," via Purdue University. Kashman, 2009
https://docs.lib.purdue.edu/cgi/viewc...

"Roundabouts with Pedestrians and Bicycles," USDOT
https://safety.fhwa.dot.gov/intersect...

"Proven Safety Countermeasures: Roundabouts," USDOT
https://highways.dot.gov/sites/fhwa.d...

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Periodicals cited:
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"Possible hearing to key on possible Keystone upgrades," The Indianapolis Star, p.N1. 5 Dec 2001

"Retain boom adds jobs along with congestion," The Noblesville Ledger, p.A1. 17 Dec 2001

"Deadly crash spurs drive for safer road," The Indianapolis Star, p.H1. 8 Oct 2003

"Carmel battling state's plans to widen Keystone," The Indianapolis Star, p.A1. 27 Jul 2004

"Conquering Keystone," The Indianapolis Star, p.A6. 27 Jul 2004.

"Governor, mayor plan transportation announcement," The Indianapolis Star, p.B1. 6 Sep 2007

"Carmel gets Keystone Ave., $90M," The Indianapolis Star, p.A1. 7 Sep 2007

"Keystone: Joint Announcement," The Indianapolis Star, p.A7. 7 Sep 2007

"Indy sues Carmel over 96th Street roundabouts," Journal and Courier, p.4A. 23 Jun 2017

"Judge orders Carmel, Indy into mediation," The Indianapolis Star, p.3A. 16 Aug 2017

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Additional reading:
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"Safety effects of roundabout conversions in Carmel, Indiana, the Roundabout City," Journal of Safety Research. Wong, 2022
https://www.sciencedirect.com/science...

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Time sections:
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Crazy State Highway (0:00)
Monument Circle (0:52)
Red Light Problem (2:53)
Coors Blvd (4:19)
Interrupted Flow (4:53)
Fat Roads (6:05)
Keystone Takeover (7:22)
Roundabouts in the Sky (8:42)
Not Just for Cars (12:00)