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
Road construction technology
Pavements and cracked roads have been the topic of nationwide debates this monsoon. TrafficInfraTech brings you a detailed insight into what goes in the making of robust pavements. The in-depth study has been penned exclusively for TrafficInfraTech by two transport experts – Rajib B Mallick and A Veeraragavan, both from Indian Institute of Technology Madras.
While many states and municipalities in India are still debating the pros and cons of various angles and policies on traffic management and road safety, the Pimpri-Chinchwad area of Pune has already begun taking long strides in these fields. Its ITS implementation based on the C-DAC applications has already been written about. Now, it is the Road Safety Audit of Pimpri-Chinchwad’s Bhakti-Shakti Junction that is the news of the day. TrafficInfraTech brings you an exclusive report.