How Much Horsepower Did The Big Boy Have?
A Big Boy locomotive along with its tender weighed about 604 tons and measured more than 132 feet (40 metres) in length. It had a maximum power capacity of more than 6,000 horsepower and could haul a 3,600-ton train unassisted up the Wasatch Mountain grade.
How many Big Boy locomotives still exist?
Big Boy was that locomotive. A massive machine measuring nearly half a football field long and weighing in at over 600 tons, Big Boy easily surmounted the Wasatch. Union Pacific ordered 25 Big Boys. Today, eight remain; the balance having been cut up for scrap.
Five Facts You Might Not Know About The Big Boy - National ...
How much horsepower did the Big Boy train produce?
* Brian Solomon's notes in his book, "Alco Locomotives," that Alfred Bruce noted the Big Boy at 7,500 horsepower while the Trains Magazine article, "Union Pacific 4000 Series." mentioned it could produce 7,000 horsepower with a maximum speed of 80 mph.
Union Pacific "Big Boy" Locomotives: HP, Weight, Pictures
What is the most powerful steam locomotive ever built?
Weighing in at 1.2 million pounds, the Big Boy, built in 1941, is the largest, heaviest, and most powerful operational steam locomotive in the world, according to Union Pacific. The Big Boy stands 17 feet tall and is 133 feet long, 99 feet less than a Boeing 747.
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