The 30,000-HP Marion 6360 Used EIGHT Tracks to Move a 180-Yard Shovel Through Mines

#HeavyMachinery #MiningEngineering #EnginesOfWar The 30,000-HP Marion 6360 was the largest stripping shovel ever built, carrying a massive 180-cubic-yard bucket on EIGHT enormous crawler tracks. But why did this 14,000-ton mining giant need eight tracks when most heavy machines use only two? The answer reveals an extraordinary engineering solution hidden beneath one of America's most powerful mining machines. Built by Marion Power Shovel Company in 1965, the legendary Marion 6360, nicknamed "The Captain," transformed coal mining in southern Illinois. Standing approximately 210 feet tall and weighing 28 million pounds, this electric mining shovel was designed to remove enormous quantities of overburden. Discover how its eight crawler tracks, arranged in four massive pairs, distributed the machine's incredible weight across unstable mining ground. Explore the hydraulic leveling system that helped keep its giant rotating structure stable, even when the ground beneath it was uneven. Powered by 30,000 horsepower of electric motors, The Captain operated for 26 years, moving hundreds of millions of cubic yards of earth. We'll also uncover the engineering challenges, extraordinary maintenance demands, and devastating 1991 fire that brought this mechanical giant's career to an end. Why did engineers choose eight tracks instead of two? And how did this unusual design allow one of history's heaviest machines to operate on unstable ground? Watch until the end to discover the remarkable engineering behind the Marion 6360 and the tragic fate of this forgotten American mining legend. If you love giant mining machines, powerful industrial engines, forgotten engineering marvels, and the incredible history of heavy equipment, SUBSCRIBE to Engines of War for more fascinating engineering documentaries! 👍 LIKE this video if you're amazed by the Marion 6360! 💬 COMMENT BELOW: Would you rather see the Marion 6360 or Big Muskie operating in person? 🔔 SUBSCRIBE and turn on notifications so you never miss another incredible machine! #Marion6360 #TheCaptainShovel #GiantMiningMachines #IndustrialHistory #ElectricMiningShovel