NASHVILLE – Nashville International Airport (BNA) will continue its expansion and renovation with a dramatic new phase of construction that begins Sept. 1, at which time BNA will start operating as two terminals—North and South. To avoid delays and streamline departures, passengers will need to know their airline in order to reach the correct terminal. Signs on airport roadways, curbside and in the terminal will direct passengers to the correct terminal and gates. Once inside the correct color-coded terminal—yellow for North and blue for South—passengers will use the new security checkpoints in those areas rather than the center checkpoint, which has closed...