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Keywords:
Mound,
Roadway,
Dike,
Raise,
Impounding
A structure of earth, gravel, etc., raised to prevent water from overflowing a level tract of country, to retain water in a reservoir, or to carry a roadway, etc.
Ridge of earth or rock to raise the natural ground level.
A bank of earth, rock or other material constructed above the natural ground surface.
A bank, a dike, or an earthwork raised for any purpose.
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