 In 2013, the stadium was once again renovated with 368 seats being added, an upgraded video board and sound system installed, a colonnade and connecting concourse in the north endzone, and a 40-person observation deck.When Jones AT&T Stadium opened in 1947, the playing surface was originally natural grass.However, at the beginning of the 1972 season, the stadium's natural grass was replaced with AstroTurf.