Chapters 17.02, 17.04, 17.10, 17.14 through 17.36 and 17.42 through 17.54, pertaining to the several classifications shall be subject to the provisions, requirements, conditions and exceptions contained in this chapter and to uniform standards established by the city council by resolution.

In any "C" and "M" zone, and for any institutional use in whatever zone it may be located, every building or portion of building hereafter erected or structurally altered to provide additional floor space shall be provided with a minimum of one off-street or off-alley loading space for each twelve thousand square feet of floor area or fraction thereof within the building, which floor area is intended to be used for, or is used for merchandising, manufacturing, warehousing or processing purposes or institutional purposes. If the building contains more than twenty-four thousand square feet of floor area so used, then there shall be one additional loading space provided for each additional twenty-four thousand square feet of floor area. In no case shall less than one loading space be provided. Each loading space shall measure not less than thirty feet by twelve feet, with an unobstructed height of fourteen feet six inches, and shall be made permanently available for such purpose, and shall be surfaced, improved and maintained in the manner specified by this code or by uniform standards established by the city council by resolution. Such facilities shall be so located that trucks using same shall not encroach upon or interfere with areas reserved for off-street parking nor project into any public right-of-way, and shall be adjacent to the building to be served thereby. If the site upon which such loading space or spaces is to be located abuts upon an alley, such loading spaces shall be off-alley. Any floor area provided by additions to or structural alterations to a building shall be provided with loading spaces as set forth herein whether or not loading spaces have been provided for the original floor area.

In the case of schools, whether elementary, junior high, high school, university or college, and whether public or private, on-site facilities for loading and unloading of passengers and students shall be provided in addition to other required loading and unloading facilities, if any.