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Thursday , 20 June 2024

Tag Archives: The Indian Roads Congress

Selecting and using Modified Bituminous Binders In India

The current specifications and guidelines for the selection and use of different types of modified binders such as polymer modified bitumen and crumb rubber modified bitumen are inadequate. Prof Prithvi Singh Kandhal, Associate Director Emeritus of the National Center for Asphalt Technology (NCAT), Auburn University, Alabama, USA argues that there is an immediate need to revise government policies by deleting the common specification table for all types of polymers and modifiers so that substandard PMB is not used in India. He also writes very interestingly on the journey of various types of bitumen