It shall be unlawful for the remains of any dead human body to be buried in any cemetery unless the casket is placed in a concrete or steel vault approved by the city sexton. No wood or fiberglass shall be used in the construction of any part of any vault. Exceptions to the provisions of this section may be granted for infant or cremation burials only. In such instances, the design and construction of the burial vaults shall be approved by the city sexton. (Ord. 2016-20 §1, amended, 2016; Ord. 11-92, adopted, 1992)