- a) Main Tracks. Main track switch stands exceeding 2 feet 10 inches in height and not exceeding 4 feet in height shall have horizontal clearances of not less than 8 feet from the centerline of an adjacent track to the nearest part of the switch stand above the base of rail; and not less than 8 feet 3 inches when the switch stand exceeds 4 feet in height.
- b) Subsidiary Tracks. Subsidiary track switch stands exceeding 2 feet 10 inches in height and not exceeding 4 feet in height shall be not less than 7½ feet from the centerline of an adjacent track to the nearest part of the switch stand above the base of rail; and not less than 8 feet when the switch stand exceeds 4 feet in height.
(Source: Amended at 29 Ill. Reg. 20360, effective December 15, 2005)