48 feet to 53 feet long, spanning from 8 feet to 6 inches wide. Deck height of 60 inches, and a weight capacity of up to 48,000 pounds. Because they are open, flatbed trucking offers a lot of logistics options, especially when it comes to heavy cargo. And depending on what part of the country you’re in, you could also see multiple flatbed trailers chained together, carrying large cargo.