| http://www.w3.org/ns/prov#value | - The unobstructed or unmodified discharge of such great volumes of water at high head, through gates of the kind heretofore used, often produces tremendous effects by setting up a vibration that may constitute a danger to the masonry of dams andthe organization of conduits, basins, ditches or other structures or impounding or conveying means, and also produces the disturbing roar or noise which ord
|
