It is unlawful for the operator of any vehicle to stop, stand or park said vehicle for any period of time longer than is necessary for the loading or unloading of passengers and not to exceed three minutes at any place between the limit markers or signs placed within the projected real property boundaries of any undertaking establishment, private residence, or any public or private place at any time during or within forty minutes prior to the beginning of any funeral or funeral service, unless the operator of said vehicle is directed by or has received permission from the director or other person in charge of such funeral or funeral service to park such vehicle in such place, provided that such director or person in charge shall have placed and maintained prior to and during the time limit herein specified two approved portable signs, one at each extremity of such place, upon the sidewalk or pavement area and within two feet of the curb. (Ord. 3262-NS § 11.6, 1952)