The top priorities at DOT are to keep the traveling public safe and secure, increase their mobility, and have our transportation system contribute to the nation's economic growth.
As a part of their stated mission, all commercial drivers (we're assuming that's why you're here), must pass a DOT physical examination.
"Serve the United States by ensuring a fast, safe, efficient, accessible and convenient transportation system that meets our vital national interests and enhances the quality of life of the American people, today and into the future." The happiness of the population, and to a larger extent, the economy in general, depends on freedom of, and safety in, movement. Truck drivers, ummm, "drive" the economy. Everything anyone buys in the store depends in part on how quickly and efficiently commercial vehicles can get from point A, to point B.
In addition to overseeing the airways, the railroads and the highways, more specifically to the concerns of truck drivers the DOT also administers the FMCSA , governing all commercial vehicle traffic in the U.S. Mainly, large trucks, buses, tractor-trailers, and their drivers. You.
In order to be allowed to drive commercial motor vehicles, CDL holders must pass a DOT physical. Driving truck is a very physically, mentally, and emotionally demanding way for one to make a living, and the FMCSA , under the DOT guidelines, is tasked with making sure that all commercial drivers are free from physical and mental issues that might make them dangerous or unpredictable behind the wheel.
A CDL is required to drive any of the following vehicles:
A commercial motor vehicle is any vehicle used in commerce to transport passengers or property with either:
The CSA is a Federal Motor Carrier Safety Administration (FMCSA) initiative to improve large truck and bus safety and ultimately reduce crashes, injuries, and fatalities that are related to commercial motor vehicle
The FMCSA was established within the Department of Transportation on January 1, 2000. Their primary mission is to prevent commercial motor vehicle-related fatalities and injuries.
What Does The FMCSA Do?
A department of the federal executive branch responsible for the national highways and for railroad and airline safety. It also manages Amtrak, the national railroad system, and the Coast Guard.
State and Federal DOT Officers are responsible for commercial vehicle enforcement. "The truck police" you could call them.