Minimum energy loss culverts Culvert

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culvert size relative person


in coastal plains of queensland (north-east australia), torrential rains during wet season place heavy demand on culverts. natural slope of flood plains small , little fall (or head loss) permissible in culverts. professors gordon r. mckay , colin j. apelt developed , patented design procedure of minimum energy loss (mel) culverts yield small afflux. colin j. apelt, professor (emeritus) of civil engineering @ university of queensland, presented authoritative review of topic (1983), documentary video (1994), , commemorative speech (2011).


a minimum energy loss culvert or waterway structure designed concept of minimum head loss. flow in approach channel contracted through streamlined inlet barrel channel width minimum, , expanded in streamlined outlet before being released downstream natural channel. both inlet , outlet must streamlined avoid significant form losses. barrel invert lowered increase discharge capacity.


the concept of minimum energy loss culverts developed norman cottman, shire engineer in victoria (australia) , professor gordon mckay, university of queensland (brisbane, australia) during late 1960s. while number of small-size structures designed , built in victoria, major structures designed, tested , built in south-east queensland.








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