Pavement and embankment distress mechanisms are determined in Submerged Road Characteristics and Distresses on LA 493, Natchitoches Parish, State Project Number H.011071 , a report from the Louisiana Department of Transportation and Development. This report identifies distress mechanisms associated with normal seasonal variation changes in the subgrade soil and base course moisture content. This report gathered data that may provide information on the roughness of the roadway as measured by the Internati…
