Section 32:234 - Flashing signalsA. Whenever an illuminated flashing red or yellow signal is used in a traffic sign or signal, it shall require obedience by vehicular traffic as follows: (1) FLASHING RED (STOP SIGNAL)--When a red lens is illuminated with rapid intermittent flashes, drivers of vehicles shall stop before entering the nearest crosswalk at an intersection or at a limit line when marked, or, if none, then before entering the intersection, and the right to proceed shall be subject to the rules applicable after making a stop at a stop sign.(2) FLASHING YELLOW OR AMBER (CAUTION SIGNAL)--When a yellow lens is illuminated with rapid intermittent flashes, drivers of vehicles may proceed through or past such signal only with caution.B. This Section shall not apply at railroad grade crossings. Conduct of drivers of vehicles approaching railroad grade crossing shall be governed by the rules set forth in R.S. 32:171 through 32:174.Acts 1962, No. 310, §1; Acts 2012, No. 811, §9, eff. July 1, 2012.Acts 1962, No. 310, §1; Acts 2012, No. 811, §9, eff. 7/1/2012.