A. No vehicle shall be driven over, upon or across any "dividing section" of a street or highway, as defined herein, unless:
1. For the purpose of making a left turn, semicircular or U-turn through a plainly marked opening in such dividing section designed and designated for such turn;
2. For the purpose of making a left turn from a dividing section defined on each side by a solid yellow line and a broken yellow line; or
3. A sign authorized and displayed by the city transportation department or the state department of transportation shall otherwise indicate.
B. As referred to in this section, "dividing section" shall consist of the following, when used to divide a street or highway into two (2) separate roadways:
1. An unpaved divided area; or
2. A physical barrier, curbs, or other clearly indicated dividing area so constructed as to impede vehicular traffic across the same; or
3. A dividing area of over two feet (2') in width defined by either:
a. A standard double line marking on each side of the dividing area, each double line marking consisting of two (2) 4-inch wide lines four inches (4") apart, or
b. Other marking, on each side of the dividing area, of a type designated by the city transportation department or state road commission to indicate no driving along a highway to the left thereof. (Prior code title 46, art. 10 § 191)