Portal:U.S. roads/Did you know/January 2011


 * ... that the Albuquerque Metropolitan Arroyo Flood Control Authority has installed a tumbleweed snowman (pictured) at the Big I interchange every year since 1995?
 * ... that Interstate 335 was designated in 1987 to allow a portion of the Kansas Turnpike to raise the speed limit to 65 mph in compliance with a change in the National Maximum Speed Law?
 * ... that the interchange between Interstate 476 and U.S. Route 30 in Radnor Township, Pennsylvania contains a large crushed-stone image of a griffin to commemorate Radnor's history as part of the Welsh Tract?
 * ... that most of U.S. Route 2 in Vermont was originally part of the Theodore Roosevelt International Highway, an early transcontinental North American auto trail?
 * ... that construction of Interstate 140 outside Wilmington, North Carolina was delayed in part to redesign an off-ramp to avoid a 450-year-old oak?