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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

General

Legacy ID
201

Chapter 4 - Mobility and Access to Transportation

Chapter 4 - Mobility and Access to Transportation Introduction

Transportation exists to help people and businesses overcome the distance between places (e.g., work and home, factory and store, store and home). Two concepts, mobility and accessibility, are most often used to measure the...

Emissions of Greenhouse Gases - Box

Emissions of Greenhouse Gases - Box EPA and EIA Data Differ

Both the Energy Information Administration (EIA) and the U.S. Environmental Protection Agency (EPA) estimate annual U.S. greenhouse gas (GHG) emissions. EPA's data are the official inventory for the United States for reporting...

Figure 2 - Cost of Dredging Navigable

Figure 2 - Cost of Dredging Navigable

($ per cubic yard)

Excel | CSV | Graphic Version

Year Current $ Constant $ 1990 1.81 0.46 1991 1.71 0.43 1992 1.99 0.49 1993 1.91 0.46...

Commercial Aviation - Box

Commercial Aviation - Box Aviation Fatalities Resulting from Sabotage, Suicide, or Terrorism

The National Transportation Safety Board (NTSB), an independent government agency, tracks the number of U.S. aviation accidents and fatalities. NTSB includes all aviation fatalities resulting...

State of Transportation Statistics - Box 5

State of Transportation Statistics - Box 5 Data Confidentiality

Confidentiality concerns raise questions about what should be protected and ultimately determine the content and uses of data systems and limit access to data even when legitimate needs arise. The laws and regulations concerning...

Fuel Tax Revenue - Box

Fuel Tax Revenue - Box Where the Fuel Tax Revenues are Kept

States have collected taxes on gasoline since 1919, and in 1932 the U.S. Congress enacted the first federal tax on gasoline. These taxes were initially deposited in the General Fund. Beginning in 1956, federal motor fuel taxes were...