At the N.C. Board of Transportation’s monthly meeting in Greensboro Thursday, Triad economic developers presented the idea of converting about 100 miles of U.S. 421 into an interstate highway that would connect the region’s megasites to the Piedmont Triad International Airport.

The suggestion was made as part of a wish list of transportation requests for the Triad area, reports the News & Record.

“We would like to have it designated as a future interstate corridor — I don’t care if you call…