From 7 a.m. to 8 p.m., no street vendor may stand or park her or his vendor vehicle within 2 blocks of the grounds of: any building used as a public or private kindergarten, elementary school, or secondary school; or any public transit stop serving a kindergarten, elementary school, or secondary school. City Code, 1976/83, art. 15, §§98B, 98D Ord. 77-592 Ord. 04-854 Ord. 14-237