On December 21 , 2012 , a $ 30 million stadium upgrade was announced for Sports Authority Field at Mile High .
The new stadium also took steps via the addition of steel floors to preserve this unique acoustic.  On December 21 , 2012 , the Broncos announced thatï¿½Sports Authority Field at Mile Highï¿½will undergoï¿½ $ 30 million in stadium upgrades prior to the start of theï¿½2013ï¿½season , including a new high-definitionï¿½LEDï¿½video board on the stadium 's south end zone that triples the size of the old video board . [ 49 ]
Empower Field at Mile High