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What Are The Materials Used In Building A Gravity Dam? |
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Answer» There are many gravity dams constructed of comPActed EARTH. High dams are generally concrete. All dams REQUIRE a spillway to be SAFE. The spillway MUST be armored. There are many gravity dams constructed of comPActed earth. High dams are generally concrete. All dams require a spillway to be safe. The spillway must be armored. |
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