What agencies are under the US Department of Transportation?

The US Department of Transportation (DOT) oversees various agencies responsible for transportation policies and operations. These include the Federal Aviation Administration (FAA), which regulates and supervises all aspects of civil aviation within the United States; the Federal Highway Administration (FHWA), responsible for the nation's highway infrastructure and ensuring its safety; the Federal Transit Administration (FTA), which supports and implements public transportation projects; the National Highway Traffic Safety Administration (NHTSA), focused on reducing traffic accidents and promoting vehicle safety; the Pipeline and Hazardous Materials Safety Administration (PHMSA), overseeing the safe transportation of hazardous materials; the Maritime Administration (MARAD), responsible for the maritime transportation system; and the Federal Railroad Administration (FRA), promoting rail safety and development. These agencies work collaboratively under the DOT's umbrella to ensure safe, efficient, and reliable transportation throughout the United States.