The National Institute of Technology, Durgapur is going to build a multi-storeyed research and academic laboratory complex at a cost of Rs 97 crore with an aim to improve its national ranking. The Durgapur institute is 47th in the category of engineering institutions, according to the HRD ministry National Institute Ranking Framework. The ministry has approved Rs 97 crore through the higher education funding agency for the institute to set for “UTKARSHA BHAVAN”, a multi-storeyed research hub, director of NIIT Durgapur Anupam Basu said on Tuesday.