Gadkari calls for newer technologies in bridge-building space without compromising on quality May 29, 2021 Road Transport and Highways Minister Nitin Gadkari× He says the road sector looks for alternatives to cement and steel usage to cut down cost. Calling for alternate new technologies in the bridge-building space that can make overall road construction cheaper while not compromising on quality, Road Transport and Highways Minister Nitin Gadkari on Saturday said he is ready to write on file (a note) that will absolve engineers from being responsible in case of a problem while adopting them. There can be mistakes while adopting new technology or experimenting, from which learnings can be adopted, said Gadkari while speaking at an international bridge conference.