A traffic sign that is erected, displayed or placed under this Part may, by the use of words, figures, symbols or anything else, indicate any of the following—
(a) the times, days or circumstances when it applies or does not apply;
(b) the lengths of road or areas where it applies or does not apply;
(c) the persons to whom it applies or does not apply;
(d) the vehicles to which it applies or does not apply;
(e) other information.