In case a building or other structure is, or is proposed to be, located, constructed, maintained, repaired or used; or land is, or is proposed to be used in violation of this title, the building or land thus in violation shall constitute a nuisance. The city may, as an alternative to other remedies that are legally available for enforcing this title, institute a civil suit for an injunction, abatement or other appropriate proceedings to prevent, enjoin temporarily or permanently, abate or remove the unlawful location, construction, maintenance, repair, alteration or use.