2410.2 Locations.
BC § 2410.2
Transparent doors and fixed adjacent transparent sidelites shall be marked in two areas on the glass surface. One such area shall be located at least 30 inches (762 mm) but not more than 36 inches (914 mm) above the ground, floor or equivalent surface below the door or sidelite, and the other at least 60 inches (1524 mm) but not more than 66 inches (1676 mm) above the ground, floor or equivalent surface below the door or sidelite. Exception. The use of horizontal separation bars, muntin bars or other equivalent bars at least one and one-half inches in vertical dimension that extend across the total width of the glazed area and are located at least 40 inches (1016 mm) but not more than 50 inches (1270 mm) above the bottom of the door or sidelite is permitted in lieu of markings.
