Indiana Code Title 8. Utilities and Transportation § 8-1-14-1

Sec. 1. The commission is hereby authorized and empowered to regulate the crossings of steam, street and interurban railroad tracks by electric power transmission and distribution wires, and every such crossing shall conform to the orders and specifications of said commission.  The commission may examine existing crossings and require their alteration to conform to its specifications, provided that in no event shall it be lawful to maintain such wires less than twenty-two (22) feet above the top of the rails of any such railroad tracks.