A. EXCAVATION PERSON
The following words, when used in this article, shall have the meanings ascribed to them in this section, except in those instances where the context clearly indicates otherwise:
Any activity within the right-of-way of any street, alley, or cartway which involves cutting, breaking, or disturbing the surface thereof. In this article, the term "opening" shall have essentially the same meaning as "excavation."
Any natural person, partnership, firm, association, corporation or municipal authority.
B.
In this article, the singular shall include the plural and the masculine shall include the feminine and the neuter.