| 1. | Bucyrus acquired DBT because DBT's underground mining equipment complemented Bucyrus'surface mining products.
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| 2. | The runway is adjacent to the surface mine, northeast of La Loma.
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| 3. | Surface mining of Fond du Lac Indian reservations are in the county.
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| 4. | Surface mining land consists of linear pits and piles of waste rock.
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| 5. | Some surrounding villages are planned to be abandoned due to surface mining.
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| 6. | They create a narrow, finally tubular lower-surface mine between two side veins.
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| 7. | Highwall mining is another form of surface mining that evolved from auger mining.
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| 8. | She was appointed by Office of Surface Mining Reclamation and Enforcement.
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| 9. | Surface mining in the watershed was done between the 1940s and the 1980s.
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| 10. | Both surface mines and deep mines occur in the watershed of Spring Run.
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