It shall be unlawful for any person, grouping or assemblage of persons, whose standing, remaining or congregating upon any entrance, alcove or steps leading from a public street or sidewalk to the entrance or exit of any public or private building or structure in the city shall obstruct, prevent or interfere with the free or unobstructed use of such entrance or exit, or of the street or sidewalk adjacent thereto, by other persons, to fail or refuse to move on or to disperse upon being ordered to do so by any police officer of the city or other peace officer.
(1964 Code, § 33-6)