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In California and around the country, it is difficult to stop highway expansion as long
as the public and public officials expect expansion to reduce traffic congestion. But if
we build highways will they attract drivers to switch from public transit, or take more or
longer trips, or move farther from work and shopping, and drive more; will building or
widening the road induce more travel? The following research and legal precedents shows
that highway expansion induces additional traffic:
Neal Peirce of the Washington Post Writers Group asks "Do Widened Roads Create Their Own Gridlock?"
New Report to the National Academies of Science Transportation Research Board: New and Wider Highways Worsen Cincinnati's Gridlock and Congestion
Seven recent studies confirm induced traffic.
A Summary of the Canadian Guide to Neighborhood Traffic Calming.
Links to more articles about how more roads
induces traffic
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