225 ILCS 440/3.10

"Commercial or industrial activities" means those activities located within 660 feet of the nearest edge of the right-of-way generally recognized as commercial or industrial by zoning authorities in this State, but does not include the following:

(a) Agricultural, forestry, ranging, grazing and farming activities, including wayside fresh produce stands and grain storage bins;

(b) Railroad tracks and minor sidings;

(c) Transient or temporary activities not involving permanent buildings or structures;

(d) Outdoor advertising structures;

(e) Activities not visible from a main-traveled way;

(f) Activities conducted in a building principally used as a residence.