Congestion Costs

February 28, 2017, 5am PST
The new INRIX Traffic Scorecard uses "big" data to calculate congestion costs. Like previous studies, it exaggerates traffic congestion costs and roadway expansion benefits.
City Observatory
Blog post
January 27, 2017, 12pm PST
The annual Urban Mobility Report (UMR), published by Texas Transportation Institute (TTI), should come with a warning label.
Todd Litman
August 27, 2015, 8am PDT
The Texas Transportation Institute's latest Urban Mobility Scorecard claims, that "TRAFFIC GRIDLOCK SETS NEW RECORDS FOR TRAVELER MISERY." This critique by the Frontier Group puts their hyperbole into perspective. No need to panic!
Frontier Group
Blog post
August 26, 2015, 1pm PDT
The new Urban Mobility Scorecard measures traffic congestion with greater precision, but incorrectly. As with previous editions, it exaggerates congestion costs and undervalues the congestion reduction benefits of alternative modes and Smart Growth.
Todd Litman