Spring Load Restrictions: Research Suggests Policy Changes But Big Questions Remain

This analysis is based upon a research project titled "Cost/Benefit Study of Spring Load Restrictions," by Assistant Professor David Levinson, principal investigator, and Assistant Professor Mihai Marasteanu, co-principal investigator, of the University of Minnesota Department of Civil Engineering. Information and comments of pavement experts from the Minnesota Department of Transportation and local government agencies were also incorporated. The larger report describes research conducted to determine the economic benefits and costs of spring load restrictions in Minnesota. It is available at www.lrrb.org/pdf/200515.pdf.