Monthly Archives: March 2012

That depends on how fast the water flows…. Engineers use a formula called “The Manning’s Equation” to calculate how fast water moves in a ditch.  This formula also works for pipes when they are not flowing full. Velocity = B … Continue reading →

There is a nice slide show found at http://www.illinoisfloods.org discussing the construction of downstream steps on and a fish ladder  and bypass channel around the Glen D. Palmer Dam in Yorkville, Illinois. Are these life safety and recreational features that could be added … Continue reading →