Thursday, April 1, 2004

BMP Trivia Question

Rolling dips provide cross drainage on in-sloped haul roads to channel excessive runoff and reduce erosion. What is the proper spacing for installing rolling dips on a road with a slope of 7% and on a road with a slope of 17%? (Hint) The spacing chart for rolling dips is listed in the BMP handbook.

Click on "comments" below and post your answers.