Flatbeds are extremely popular and are widely used because they exude a great sense of versatility. Generally, a flatbed is used to load freights on its tip, sides, and rear. With these capabilities, flatbeds have truly become the primary and leading assets of the trucking industry.
In USA, This kind of trailer has the capability to carry a maximum legal freight dimension and weight which are as follows:
Flatbed Trailers Maximum freight weight of 48,000 pounds.
Flatbed Trailers Maximum freight dimensions:
Maximum Flatbed Trailer Length- 48 ft – 53 ft
Maximum Flatbed Trailer Width- 8.5 ft
Maximum Legal Freight Height- 8.5 ft

