There are huge disconnects between transportation and land use planning in the Washington New Urban Region. State/local government, the usual offender, is not the only perpetrator. Alec MacGillis with the Washington Post examines the impact of locational decisions made by the federal government.
Recent offenders: The FBI, the FDA and the Pentagon. In case after case, federal agencies have sought to save money by moving to lower-cost real estate on the fringe of the region. But they costs they save are their own. They are not considering the impact of longer commutes for employees, or the burden on state/local government to build new transportation facilities to serve the new job locations.