I'd like to follow this up by respectfully suggesting that FIRST as an organization look into a method of measuring volume levels in the stands and pits, and testing and applying these safe noise levels to all events, in coordinating and cooperation with the event hosts.
Here is a great pamphlet designed for musicians on safe hearing levels, presented by
www.hearingconservation.org
http://www.hearingconservation.org/docs/Prac_Guide6.pdf