The police or other persons designated by the Manager for such purpose shall cause to be seized and impounded any dog at large in the City or not wearing a tag as provided in Section 729.19 or a vaccination tag as required by West Virginia Code 19-20A-4; provided, that if a dog found at large in violation of this article is rabid, vicious or otherwise constitutes a danger to human life or limb the officer whose duty it is to impound such dog may destroy it by shooting, if it cannot safely be captured and made secure.(1976 Code Sec. 4-15)