An important current policy debate concerns whether the next U.S. federal
surface transportation reauthorization should require spending on
"enhancements," which finance projects such as walkways, bike paths, highway landscaping and historic preservation. This issue Opinion
Nov 16, 2011 By Todd Litman
In fact, that's putting it positively, as the battle may already have been lost according to House Transportation Chair John Mica. Enhancements, most of which fund pedestrian and bicyle projects, may become voluntary rather than a requirement.
Oct 28, 2011 The Washington Post