(a) No employer subject to the provisions of this part shall require or permit a roadway worker who is a member of a roadway work group to foul a track unless on-track safety is provided by either working limits, train approach warning, or definite train location in accordance with the applicable provisions of Secs. 214.319, 214.321, 213.323, 214.325, 214.327, 214.329 and 214.331 of this part.
(b) No roadway worker who is a member of a roadway work group shall foul a track without having been informed by the roadway worker responsible for the on-track safety of the roadway work group that on-track safety is provided. [61 FR 65976, Dec. 16, 1996, as amended at 76 FR 74614, Nov. 30, 2011]