: one or more boards projecting above the top of a dam to increase the depth of the water
Examples of flashboard in a Sentence
Recent Examples on the WebDuring that week, engineers would also increase the height of the flashboard structure to 8 feet from 4 feet, replacing the plywood with metal.
John D'anna, azcentral, 18 July 2019 On July 15, the lake level peaked, just inches from the top of the new 8-foot metal flashboards, and less than 7 feet from the top of the dam.
John D'anna, azcentral, 18 July 2019
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