Office of Operations Freight Management and Operations

Freight Facts and Figures 2009

Tables 3-1 and 3-1M. Miles of Infrastructure by Transportation Mode: 1980-2007

Road infrastructure increased slowly over the past 27 years despite a large increase in the volume of traffic.  Between 1980 and 2007, route miles of public roads increased by about 5 percent compared with a 98 percent increase in vehicle miles traveled. 

Table 3-1 (standard units)

Table in Excel format | Historical data

Blank cell. 1980 1990 2000 2007 Percent change,
1980-2007
Public roads, route miles 3,859,837 3,866,926 3,951,101 4,048,523 4.9
National Highway System (NHS) N N 161,189 163,746 N
Interstates 41,120 45,074 46,673 46,934 14.1
Other NHS N N 114,516 116,812 N
Other N N 3,789,912 3,884,775 N
Strategic Highway Corridor Network (STRAHNET) N N 62,066 62,698 N
Interstate N N 46,675 46,937 N
Non-Interstate N N 15,389 16,031 N
Railroad 1183,077 175,909 170,512 140,134 -23.5
Class I NA 133,189 120,597 94,313 N
Regional NA 18,375 20,978 16,930 N
Local NA 24,337 28,937 28,891 N
Inland waterways Empty cell. Empty cell. Empty cell. Empty cell. Empty cell.
Navigable channels 11,000 11,000 11,000 11,000 0.0
Great Lakes-St. Lawrence Seaway  2,342 2,342 2,342 2,342 0.0
Pipelines Empty cell. Empty cell. Empty cell. Empty cell. Empty cell.
Oil 218,393 208,752 176,996 166,133 -23.9
Gas 1,051,774 1,189,200 1,369,300 1,520,200 44.5

Key: N = not applicable; NA = not available.

1Excludes Class III railroads.

Sources:

Public roads: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics (Washington, DC: annual issues), tables HM-16 and HM-49, available at www.fhwa.dot.gov/policyinformation/statistics/2007/ as of April 1, 2009.

Rail: Association of American Railroads, Railroad Facts (Washington, DC: annual issues).

Navigable channels: U.S. Army Corps of Engineers, USACE Education, available at www.ndc.iwr.usace.army.mil as of April 13, 2009.

Great Lakes-St. Lawrence Seaway: The St. Lawrence Seaway Management Corporation, “The Seaway,” available at www.greatlakes-seaway.com/en/seaway/facts/index.html as of April 13, 2009.

Oil pipelines: 1980-2000: Eno Transportation Foundation, Transportation in America, 2002 (Washington, DC: 2002). 2007: U.S. Department of Transportation, Pipeline and Hazardous Materials Safety Administration, Office of Pipeline Safety, Pipeline Statistics, available at www.phmsa.dot.gov/pipeline/library/data-stats as of April 13, 2009.

Gas pipelines: American Gas Association, Gas Facts (Arlington, VA: annual issues).

 

Table 3-1M (metric units)

Table in Excel format | Historical data

Blank cell. 1980 1990 2000 2007 Percent change,
1980-2007
Public roads, route kilometers 6,211,518 6,222,926 6,358,386 6,515,164 4.9
National Highway System (NHS) N N 417,439 263,511 N
Interstates 66,173 72,536 75,109 75,529 14.1
Other NHS N N 184,287 187,982 N
Other N N 6,098,989 6,251,650 N
Strategic Highway Corridor Network (STRAHNET) N N 99,881 100,898 N
Interstate N N 75,113 75,534 N
Non-Interstate N N 24,765 25,798 N
Railroad 1294,620 283,085 274,400 225,513 -23.5
Class I NA 214,337 194,073 151,775 N
Regional NA 29,570 33,759 27,245 N
Local NA 39,165 46,567 46,493 N
Inland waterways Empty cell. Empty cell. Empty cell. Empty cell. Empty cell.
Navigable channels 17,702 17,702 17,702 17,702 0.0
Great Lakes-St. Lawrence Seaway  3,769 3,769 3,769 3,769 0.0
Pipelines Empty cell. Empty cell. Empty cell. Empty cell. Empty cell.
Oil 351,453 335,938 284,834 267,353 -23.9
Gas 1,692,588 1,913,743 2,203,573 2,446,411 44.5

Key: N = not applicable; NA = not available.

1Excludes Class III railroads.

Note: 1 kilometer = 0.6214 miles.

Sources:

Public roads: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics (Washington, DC: annual issues), tables HM-16 and HM- 49, available at www.fhwa.dot.gov/policyinformation/statistics/2007/ as of April 1, 2009.

Rail: Association of American Railroads, Railroad Facts (Washington, DC: annual issues).

Navigable channels: U.S. Army Corps of Engineers, USACE Education, available at www.ndc.iwr.usace.army.mil as of April 13, 2009.

Great Lakes-St. Lawrence Seaway: The St. Lawrence Seaway Management Corporation, “The Seaway,” available at www.greatlakes-seaway.com/en/seaway/facts/index.html as of April 13, 2009.

Oil pipelines: 1980-2000: Eno Transportation Foundation, Transportation in America, 2002 (Washington, DC: 2002). 2007: U.S. Department of Transportation, Pipeline and Hazardous Materials Safety Administration, Office of Pipeline Safety, Pipeline Statistics, available at www.phmsa.dot.gov/pipeline/library/data-stats as of April 13, 2009.

Gas pipelines: American Gas Association, Gas Facts (Arlington, VA: annual issues).

 


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