Nothing in this Code or the ordinance adopting this Code shall affect any ordinance:
(1)
Dedicating, accepting, naming, establishing, locating, relocating, opening, widening, improving or vacating any street or other public way in the city.
(2)
Relating to municipal street maintenance agreements with the state.
(3)
Establishing or prescribing grades for streets in the city.
All such ordinances are hereby recognized as continuing in full force and effect to the same extent as if set out at length in this Code.
(Code 1972, § 20-1)