6-1-11: EXCEPTIONS:
A.   Canneries, packinghouses and manufacturing establishments of any and every nature are expressly excepted from general operation of this chapter, but the owners or operators of the same shall remove or cause to be removed, all garbage produced by them in connection with such establishments, from the limits of the city before the same shall become a nuisance or endanger the public health, such removal to be in conformity with the regulations and requirements imposed by the city council. (1956 Code § 4-007)
B.   Trash or waste material resulting from destruction, demolition, or repair of any building or structure, or tree limbs, and prunings over one inch (1") in diameter, shall not constitute garbage and refuse, and the city shall not be required to collect and transport the same outside of the limits of the city; provided, that the city may, at its option, make independent contracts with property owners or other such persons or parties for collection and transportation of such matter.
C.   Car bodies are prohibited from the dump area. (1956 Code § 4-016)