In their interpretation and application the provisions of this ordinance shall be considered minimum requirements adopted for the promotion of the public health, safety, morals, convenience, order, prosperity, and general welfare of the community. Where other ordinances or regulations which may be adopted hereafter impose greater restrictions than those specified herein compliance with such other ordinances or regulations is mandatory. This ordinance shall not lower the restrictions of plats, deeds, or private contracts if such are greater than the provisions of this ordinance.

If any section, clause, provision, or portion of this ordinance shall be held to be invalid or unconstitutional by any court of competent jurisdiction, such holding shall not affect any other section, clause, provision, or portion of this ordinance which is not in and of itself invalid or unconstitutional.