As used in this Act:
"Drop-off" means an area of a lake's shoreline that is intended to facilitate direct public access to the water.
"High-incident drowning area" means an area within 100 feet of a pier or drop-off where more than one fatal drowning incident has occurred in the span of 5 years.
"Pier" means a man-made, raised structure (such as a breakwater) extending into navigable water for use as a landing place or promenade or to protect or form a harbor.
"Public rescue equipment" includes a range of water rescue devices available for public use in case of emergency, such as ring life buoys, throw bags, rescue tubes, and rescue poles.
430 ILCS 175/5