NHAI collaborates with Geological Survey of India for site-specific geotechnical consultancy and assistance in vetting Detailed Project Reports (DPR) from a geotechnical point of view. The MoU was signed in the presence of NHAI Chairman, Shri Santosh Kumar Yadav and Dr. Saibal Ghosh, Deputy Director General, Geological Survey of India along with other senior officials from NHAI and GSI.