All one has to do is find a lawyer that is an LSU grad file a motion in front of a judge that is also an LSU grad and poof. You have a case. That's how it's done In case you hadn't noticed. Make the university stand up in court and say it's their policy to do permanent hearing loss to everyone that shows up at a sporting event. It's all about optics.
Find a industrial hygienist or audiologist to testify that exposure to noise of 90 decibels or more for 3 hours can cause damage.