New real-time traffic-data services show where roads are congested, where construction ties things up and where accidents and toll plazas create backups.

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[Originally][ReadMe] from the [Washington Post][SrcUrl]

[ReadMe]: http://www.washingtonpost.com/wp-dyn/articles/A28927-2005Mar12.html?nav=rss_technology
[SrcUrl]: http://www.washingtonpost.com/wp-dyn/technology?nav=rss_technology