3 Dinosaurs
3 Dinosaurs
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Fe Big Boy -

: The frame is "hinged" to navigate tight curves.

: Features 4 leading, 16 driving, and 4 trailing wheels for immense traction. FE Big boy

: Generates over 7,000 HP, measures over 132 feet long, and weighs more than 1.2 million pounds. : The frame is "hinged" to navigate tight curves

The (4000-class) is the largest and heaviest reciprocating steam locomotive ever built, designed specifically to haul massive freight trains over the steep Wasatch Mountains in Utah and Wyoming. Key Features and Specifications The (4000-class) is the largest and heaviest reciprocating

: The 14-wheel tender carries roughly 25,000 gallons of water and 28–32 tons of coal. Where to See a Big Boy Today Union Pacific Big Boy: History & Facts - Ftp

The Big Boy is a marvel of 1940s engineering, built to a scale that remains unmatched by other steam locomotives.