No person in a park shall:
1. Bring, or have in possession, or set off or otherwise cause to explode or discharge or burn, any firecrackers, torpedo, rocket, or other fireworks or explosives of inflammable material, or discharge them or throw them into any area except by permit issued by authorized City officials.
2. All dogs or other domestic animals shall be restrained at all times on adequate leashes. No dog or other domestic animal shall be allowed to run at large in any public park.
3. Build or attempt to build a fire except in such designated areas. No person shall with malicious intent throw, or otherwise scatter lighted matches, burning cigarettes or cigars or other inflammable material within any park area or on any highway, road or street abutting or contiguous thereto.
4. Enter an area posted as “Closed to the Public” or use or abet the use of any area in violation of posted notices.
5. Remain idle in essentially one location, which includes the concepts of spending time idly, loafing, walking about aimlessly, and the colloquial expression “hanging around.”
6. Engage in any loud, boisterous, threatening, abusive, insulting or indecent language, or engage in any disorderly conduct or behavior tending to breach the public peace.
7. Disturb or interfere unreasonably with any person or persons occupying any area, or participating in any activity under the authority of a permit.