This report describes a research project conducted at Colorado State University to evaluate the relative effectiveness and environmental impact of road dust suppressants. The objectives were to develop a device that would provide a standard, quantitative and precise method of measuring dust from unpaved...

This report describes a study conducted at the University of Wyoming to evaluate the various factors affecting the accuracy of Road Profilers measurements. Highway agencies across the U.S. use Road Profilers to measure roughness and rut-depth characteristics of pavements. These measurements are utilized...