Are Traffic Congestion Costs Exaggerated?

The costs of congestion reappraised (65 page pdf, Ian Wallis and David Lupton, NZ Transport Agency research report 489, Feb. 2013)
Also discussed here : The future economic and environmental costs of gridlock in 2030 – An assessment of the direct and indirect economic and environmental costs of idling in road traffic congestion to households in the UK, France, Germany and the USA (67 page pdf, Report for INRIX, Jul. 2014)

And here: How Not To Measure Traffic Congestion—Hold the Hyperbole, Please! (Planetizen, Oct. 14, 2014)

Today, we review several reports that try to estimate the cost of traffic congestion in the USA, Europe, New Zealand other countries with some criticism as to how congestion is measured or perhaps exaggerated according to the definition or methods used. The recent INRIX report puts the cost for individuals in the USA at $1,740 now rising to $2,902 by 2030 which is equivalent nationally to $2.8 trillion by 2030. By comparison, in Canada the individual cost ranges from $17 to $ 270 individually for 9 urban areas, or $3B nationally.

speed vs flow

To see Key Quotes and Links to key reports about this post, click HERE



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