Description of Shallow Water Wave Tank
Since Tsunami are just gigantic shallow water waves, their properties may be simulated on a small scale. A containment tank was created from foam insulation, duct tape and plastic sheet. one end is slanted to simulate a shore line. Waves are created by lifting up the liner to create an empty area in the tank. The wave is created by allowing the liner to fall back into the tank and the water rushes in to refill the tank. The resultant wave is a trough in advance of a surge. It first apperas on the "beach" by draining water from the "beach", followed rapidly by the surge which runs far up on the beach. Concentrating walls may be added to intensify the wave, showing how a constricted inlet would suffer much higher runup than a broad flat beach area.

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Copy right Phil Rossoni 1/8/05
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