1. Dr. David H. Timm & M. Jason, “A Study of Manual Vs Automated Pavement Condition Surveys”, McQueen,(Highway Research Center, Auburn University Auburn, Alabama).
2. An Overview of Mn/DOT’s Pavement Condition Rating Procedures and Indices, (March 27, 2003).
3. Indian Road Congress “IRC 86-1983” Geometric Design Standards for Urban Roads in Plains.
4. Indian Road Congress “IRC: SP: 16-2004” Guidelines for Surface Evenness of Highway Pavements.
5. Dr. L. R. Kadyali and Dr. N. B. Lal, Principles and Practices of Highway Engineering.