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Excel | CSV | Graphic Version
New Hampshire Year Total # of Bridges Structurally deficient Functionally obsolete Total of Both # % # % # % 1995 2,422 441 18 442 18 883 36 1996 2,413 418 17 455 19 873 36 1997 2,417 313 13 586 24...Excel | CSV | Table Version
New Hampshire United StatesSOURCE: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory: Deficient Bridges by State and Highway System,...
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(Miles)
Interstate Other Freeways & Expressways Other Principal Arterial Urban Minor Arterial Urban Collector Total 49 39 170 427 282 Very good 13 10 7 3 12 Good 30...Excel | CSV | Table Version
NOTE FOR DATA ON THIS PAGE: Road condition is based on measured pavement roughness using the International Roughness Index (IRI). IRI is a measure of surface condition. A...
Excel | CSV | Graphic Version
(Miles)
Interstate Other Principal Arterial Minor Arterial Major Collector Total 177 460 484 1186 Very good 26 57 69 27 Good 147 233 167 275 Fair 4 147 206 321...Excel | CSV | Table Version
NOTE FOR DATA ON THIS PAGE: Road condition is based on measured pavement roughness using the International Roughness Index (IRI). IRI is a measure of surface condition. A...
All public roads: 15,211 miles Interstate: 224 miles Road bridges: 2,348 Railroad trackage: 415 miles Inland waterways: 8 miles Public use airports: 26 (3 certificated for air carrier operations)1
Vehicles and Conveyances...
British thermal unit (Btu): The amount of energy required to raise the temperature of 1 pound of water 1 degree Fahrenheit (F) at or near 39.2 degrees F and 1 atmosphere of pressure.
Certificated airport: An airport holding an operating certificate issued by the Federal...
The U.S. Department of Transportations (USDOT) Bureau of Transportation Statistics (BTS) collects and compiles data on the volume of revenue passengers, freight, and mail traffic handled and reported by the nations large...
Norman Y. Mineta Secretary
Michael P. Jackson Deputy Secretary
Bureau of Transportation StatisticsAshish K. Sen Director
Rick Kowalewski Deputy Director
Susan J. Lapham Associate Director for Statistical Programs...