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Washington Post, Page OneOfficials are casting doubt on an early projection that 4 million to 5 million people could jam downtown Washington on Inauguration Day, saying it is more likely that the crowd will be about half that size.
D.C. authorities said the earlier estimates, provided by Mayor Adrian M. Fenty (D), were based on speculation surrounding the historic nature of the swearing-in of Barack Obama as the nation's first African American president. After weeks of checking with charter bus companies, airlines and other sources, they're reassessing.
"It's more of an art than a science," City Administrator Dan Tangherlini said. "The fact is, earlier it was speculation. Now we're beginning to flesh it out and what the physical capacities of the system are."
The Secret Service has dismissed the high-end estimates of 4 million to 5 million people. But there is universal agreement among security officials and planners that massive numbers of people will flock to the swearing-in of Obama (D), who had drawn huge campaign crowds.
Turnout could easily reach 2 million, officials said, far outstripping the 400,000 who attended the 2005 inauguration of President Bush. Although it is possible that 5 million people will descend on the area in the days leading up to the inauguration, it appears unlikely that trains and local roads could get them all to the Mall and parade route Jan. 20, officials said....
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http://www.washingtonpost.com/wp-dyn/content/article/2008/12/21/AR2008122102224_pf.html