Section 214.351 - Training and qualification of flagmen(a) The training and qualification for roadway workers assigned the duties of flagmen shall include, as a minimum, the content and application of the operating rules of the railroad pertaining to giving proper stop signals to trains and holding trains clear of working limits.(b) Initial and periodic (as specified by § 243.201 of this chapter) qualification of a flagman shall be evidenced by demonstrated proficiency.61 FR 65976, Dec. 16, 1996, as amended at 81 FR 37890 , June 10, 2016