Union Minister for Road Transport and Highways  Nitin Gadkari conducted an aerial inspection of the Bengaluru-Mysuru and the Bengaluru-Chennai expressway projects during his visit to Karnataka on January 5.  The Bengaluru-Mysuru expressway, which is being undertaken at a cost of Rs 8,453 crore, aims to reduce the journey time between the two cities from three hours to one-and-a-half hours.  The Bengaluru-Mysuru expressway, which is being undertaken at a cost of Rs 8,453 crore, aims to reduce the journey time between the two cities from three hours to one-and-a-half hours