745 ILCS 72/25

Roller skaters and spectators are deemed to have knowledge of and to assume the inherent risks of roller skating. Those risks not otherwise attributable to an operator's breach of his or her duties as set forth in Section 15 include, but are not limited to, injuries that result from collisions or incidental contact with other roller skaters or spectators, injuries that result from falls caused by loss of balance, and injuries that involve structures such as support columns, walls, doors, lockers, benches, railings, and other properly placed structures within the building.