In tenement houses, no room in the cellar or in the basement shall be constructed, altered, converted or occupied for living purposes, unless all of the following conditions are complied with: (1) Such room shall be at least seven feet six inches high, in each part, from the floor to the ceiling; (2) the ceiling of such room shall be at least four feet and six inches above the surface of the street or ground outside of or adjoining the same; (3) all walls surrounding such room shall be damp-proof; (4) the floor of such room shall be damp-proof and waterproof.