Indiana Code - Labor and Safety - Title 22, Section 22-10-10-1

Installation; insulators; surface buildings

Sec. 1. (A) Overhead high-potential power lines shall be placed
at least 15 feet above the ground and 20 feet above driveways and
haulageways, shall be installed on insulators, and shall be supported
and guarded to prevent contact with other circuits.
(B) Surface transmission lines including trolley circuits shall be
protected against short circuits and lightning. Each exposed power
circuit that leads underground shall be equipped with lightning
arresters of approved type at the point where the circuit enters the
mine.
(C) Electric wiring in surface buildings shall be installed so as to
minimize fire and contact hazards.
(Formerly: Acts 1955, c.168, s.68.)

Last modified: May 27, 2006