Open-Pit Mine, Hambach, Germany. Hambach, Germany - September 1, 2010: One Of The World's Largest Bucket-Wheel Excavators Digging Lignite (Brown-Coal) In Of The World's Deepest Open-Pit Mines In Hambach On September 1, 2010. The Excavator Stands 311 Feet Tall, Is 705 Feet Long And Weighs 45,500 Tons And Is Used For Mining Lignite. The Bucket-Wheels Are Capable Of Moving Up To 240,000 Cubic Metres (8.510 Million Cubic Feet) Of Earth Per Day.

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