| 31. | The overburden becomes weak and thin which allows the salt body to travel upwards.
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| 32. | The archaeologist can also place overburden material directly into the mouth of the dredge.
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| 33. | Additionally, it used hydraulics to strip the overburden and employed an aerial tramway.
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| 34. | It's not good to overburden the American people with too much complicated information.
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| 35. | Assembly Speaker Jack Collins said the bill represents a compromise that will not overburden taxpayers.
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| 36. | The surcharge, he said, would overburden the manufacturing sector and ultimately cost jobs.
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| 37. | About 10 % of the Athabasca oil sands are covered by less than of overburden.
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| 38. | Initially, bauxite was mined with shovels and pick axes and mule carts removing overburden.
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| 39. | Wikipedia does have an article on overburden.
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| 40. | There are nine various overburden conveyor belts with a speed of 10 m / s.
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