The city park, commonly known as the Bolm-Schuhkraft Memorial Park, located in the city, and the public streets located therein shall be closed, daily, from the hour of eleven p.m. until the hour of six a.m., and it shall be a trespass to enter upon the park premises or city streets located in the park during hours when the park is closed, in violation of a notice which shall be posted by the city at the location where all city streets enter or exit the park. (Ord. 512 § 1, 1982)