New traffic congestion report raises more questions than it answers

by Stephen Lee Davis, Transportation for America

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The report’s touchstone metric is a blunt measure of peak-hour speeds compared to an empty road in the middle of the night. Did you know that trips take longer during rush hour compared to the middle of the night? You did? The comparison of rush-hour to free-flow traffic begs the question about the goal: is it reasonable or even possible to build enough road capacity to keep traffic moving at free-flow speeds from 6-9 a.m. when the bulk of the populace is going to work? (Those free-flow speeds being used as the baseline comparison also exceed the speed limit in many cases, by the way.)

The economist Joe Cortright wrote a comical April Fools post that showed how silly that logic is when applied anywhere else, in this case, at Starbucks, where consumers lose “$4 billion every year in wasted time” because of long lines during busy mornings. Yet:
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http://t4america.org/2015/08/26/new-traffic-congestion-report-raises-more-questions-than-it-answers/