CFR /  Title 49  /  Part 236  /  Sec. 236.327 Switch, movable-point frog or split-point derail.

Switch, movable-point frog, or split-point derail equipped with lock rod shall be maintained so that it can not be locked when the point is open three-eighths inch or more. [49 FR 3385, Jan. 26, 1984]