Overview:In northern Minnesota, the operators of the world's largest open-pit iron mine commission the construction of a $10 million custom-built super-shovel in the hopes of making excavation more efficient.
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First Air Date: Apr 13, 2003Last Air date: Jul 09, 2011Season: 9 SeasonEpisode: 77 EpisodeRuntime: 60:42 minutesQuality: HDIMDb: 3.773 / 10 by 22 usersPopularity: 0.623Language: en
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