Controlling Erosion on a Well-Used Bike Trail
Background. The top layer of soil on a popular mountain bike trail in a Wisconsin State Park had eroded, exposing rocks at curves and grades.
Fugitive Dust Problems Solved at an Utility Ashpond
Background. Cold winter weather was causing the surface of a utility company’s ash pond to freeze dry, turning it into a source of fugitive dust. Summer, too, presented a dust problem as the pond water evaporated or drained off.