An average semi 'tractor' is about 30 feet long.
Average is 70 feet
The average fuel economy of a semi truck is between 5 and 7 mpg when loaded.
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the length ot the truck depends on the length of the trator and the lengthof the trailer usually tho the tanker trailer is 48 feet, and a tractor is about 20 to 25 feet so average length is usually about 70 feet
In the vicinity of 70 feet. Actual length will vary according to tractor and trailer length.
800 a day
70 feet
80,000 to 100,000 US dollars
100 to 300, depending on specifics of the truck.
Who invented the Semi-truck?
Really aren't any statistics determining an average... typically, what you'll see on the road, excluding custom units with ICT sleepers and such, will be between 65 - 80 feet long, factoring in truck and trailer.
The average mass is 14,000 to 20,000 lbs. You can find the mass of a semi truck by visiting a nearby weigh station. The truck should not contain any other item or luggage while on the scale.