Picket lines and picketing shall be subject to the following additional regulations:
(A) Picketing may be conducted only on the sidewalks reserved for pedestrian movement, and may not be conducted on the portion of a street used primarily for vehicular traffic;
(B) Not more than ten pickets promoting the same objective shall be permitted to use either of the two sidewalks within a single block at any one time.;
(C) Pickets may carry written or printed placards or signs not exceeding two feet in width and two feet in length promoting the objective for which the picketing is done; provided, the words used are not derogatory, profane, blatantly sexual or defamatory in nature;
(D) Pickets must march in single file and not abreast and must not march closer together than 15 feet, except in passing one another.
(OC, § 6-3-38) Penalty, see § 10.99