How Can a Locomotive Pull a Long Train That’s Much Heavier?

Have you ever watched a mile-long freight train rumble by and wondered how one locomotive can pull more than a hundred fully loaded cars? The locomotive weighs maybe 150 metric tons, and each car is ...
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One of the world's biggest locomotives was as long as a Boeing 747 and was powered by a coal-burning turbine that ate itself

Back in those days, trains had gotten so long and so heavy that two steam locomotives often had to pull trains up tall hills. Early diesels weren’t particularly powerful, either, which meant that a ...
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Massive Big Boy locomotive to start coast-to-coast tour in March: What we know

Above: Previous coverage of ‘Big Boy’ locomotive’s first coast-to-coast tour (NEXSTAR) – The wait is over, sort of. Union Pacific has announced the first stops for its massive Big Boy No. 4014 ...