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Jet-flow gate |
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A gate consisting of a wheel-mounted leaf moved vertically by a motor-driven screw hoist. |
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Jetting |
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A method of compacting soil using a hose or other device, with a high velocity stream of water, worked down through the depth of soil placed. |
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Jetty |
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Pier or other structure built out into a body of water to influence the current or tide, or to protect a harbor or shoreline. |
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Joint |
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See expansion joint, cold joint, construction joint, contraction joint, and control joint. |
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Joint use capacity |
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The reservoir capacity assigned to flood control purposes during certain periods of the year and to conservation purposes during other periods of the year. |
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Juvenile salmon |
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All early lifestages of downstream migrating salmon (fry through smolt). |
