The provisions of this section shall be applicable
in addition to any other applicable provisions of this chapter or
any other ordinance, code or regulation.
The commencement of any of the following activities
or the construction, enlargement or expansion of any structure used
or intended to be used for any of the following activities:
The commencement of or any construction of a new mobile
home park or mobile home subdivision or substantial improvement to
an existing mobile home park or mobile home subdivision.