It is assigned by the manufacturer. You can find the GVWR on the VIN plate on the door or door frame of most power vehicles, and on the VIN plate on most trailers. If you add the GVWR from the Truck and trailer and it is more than 10,000 pounds, it's a commercial vehicle. For example, a Ford F150 has a GVWR around 7000 pounds by itself. A tandem axle flat bed trailer usually has a GVWR of 7000 pounds.
NJ Transit trains travel at different speeds depending on the line, express or non-express, and weather conditions. ! The NJ Transit train travels over 90 miles an hour. Just like the speed of lightening !
Amtrakâs Acela Express is currently the fastest train in the US, capable of a maximum speed of 150 mph (241 km/h) â although it typically travels at about half that speed. Depending on whose definition you go by, that may or may not qualify it as a high-speed train. Source: State of California (PDF) via Inhabitat.