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Interstate 24 under construction across the Cumberland Plateau near Monteagle

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Highway 41 in Coffee County

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of it requires sophistication and control The numbering scheme conforms to standards developed by the American Association of State Highway and Transportation Officials aashto source of image http en wikipedia org wiki Image Map of current Interstates svg released to the public domain

500px Pre Interstate Map Of US Routes and Highways 1955 jpg
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Truck traffic on Interstate 80 94 near the Illinois Indiana state line on Friday Dec 7 2007 Chicago Tribune photo by John Smierciak

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interstate power networks are likely to blend the two technologies favoring HVDC for the trunk lines that push power the longest distances and 765 kilovolt AC where flexibility counts most

Study 1971 Cover jpg
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the District of Columbia with urban connections to the national Interstate highway system The plan underwent several revisions and it was refined to the point of the design study District of Columbia Interstate System by DeLeuw Cather Associates and Harry Wesse Associates LTD 1971 prepared for the District of Columbia Department of Highways and Traffic

Fig 18 Interstate Hwy Syste jpg
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Figure 18 Interstate Highway System If the Interstate System planned in the first half of the 20th Century and built in the second half is considered Phase I it s time to modernize the system in place and build the

windsmodelmap jpg
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energy Called the Wind Deployment System or WinDS DOE s predictive model will guide the ramped contribution of wind energy to the American electricity supply over the next 50 years Images Courtesy NREL

The Louisville Southern Indiana Ohio River Bridges Project is
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Parsons for the Louisville Southern Indiana Ohio River Bridges project in the Program Management category

interstates gif
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on the east I 10 on the south I 90 on the north and and then rearranges the nation around those numbered routes A fuller explanation is available here and a larger view is available here

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to bring Americans together than almost any other law of the last century U S Secretary of Transportation Norman Mineta told the crowd Brenda Kahn Posing in front of the truck are descendants of two people considered fathers of the Interstate Highway System Merrill Eisenhower Atwater left great grandson of Dwight D

600px eisenhower interstate system png
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future President Eisenhower was on a military assignment to test the inadequacy of the nation s motor roads This test was the first transcontinental motor convoy excursion by the military His company experienced many unexpected road trouble ranging from failing bridges streams and to sinking in mud and sand This excursion resulted in then President Franklin Delano

20030701 2523 SD Ike Interstate jpg
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meal It was nearly 3 00 PM a bit later than we wanted to eat We rejoined I 29 and continued south to South Dakota We found this sign at a rest stop just into South Dakota Detail

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The Interstate Highway System Prior to 1956 the highway system was a disordered set of

11SD8 1910 noneg jpg
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sections jpg
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Major Road Crossing Structures such as these will be built where other state highways and major local roads intersect and cross the interstate highways By using the

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the interstate highways By using the correct lane or ramp motorists will be able to change routes take any route they wish without crossing any conflicting lane of traffic

div35 gif
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The Interstate Highway System

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An advertising postcard shows the interior of the Conoco Motel owned and operated by Leslie and Elsie Bourne at 527 East Lincoln Way Highway 30 in Ames The motel first was listed