Each application shall be accompanied by detailed plans and specifications
having a scale of at least one inch equals 20 feet and representing
ground contour lines at two-foot intervals, prepared and certified
by a registered architect or licensed professional engineer or a licensed
surveyor showing the boundaries of the park, the layout of park units,
the location of streets, the location of toilet facilities, lavatories,
showers and other bathing facilities, the location of water service,
fire hydrants, electrical power, gas, sewage lines or other services
to be provided. If the applicant is not the owner of the premises,
the application shall also be accompanied by an original or photostatic
copy of the lease of the premises and a written statement signed by
all of the owners of the property consenting that the premises be
used for the purpose of a mobile home park.