17-4-1 Establishment of Floodplain Use Permits.
A. Responsibility for Permits. It shall be the duty of the Town Engineer acting as the Floodplain Administrator, and all departments, officials, and public employees vested with the duty or authority to issue permits or licenses, to enforce the provisions of this chapter; and no such license or permit shall be issued for uses or buildings where the same would be in conflict with the provisions of this chapter. Any such license or permit, if issued in conflict with the provisions of this chapter, shall be null and void.
B. Floodplain Use Permits. It shall be unlawful to erect, construct, reconstruct, alter, or change the use of any structure within any regulatory floodplain area covered by this chapter without first applying for and obtaining a floodplain use permit from the Town Engineer.
C. Application for Floodplain Use Permit. Application for a floodplain use permit shall be made on forms furnished by the Town Engineer, and must include, without limitation, plans in duplicate drawn to scale showing the nature, location, dimensions, and elevation of the areas in question; existing or proposed structures including walls, bank protection, fill, storage of materials, drainage facilities; and the location of the foregoing. Specifically, the following information is required:
1. Proposed elevation, in relation to mean sea level, of the lowest floor of all structures. In a designated Zone AO, elevation of existing highest adjacent natural grade and proposed elevation of lowest floor of all structures must be obtained;
2. Proposed elevation, in relation to mean sea level, to which any nonresidential structure will be flood-proofed;
3. Certification by an Arizona registered professional engineer or an Arizona registered professional architect that the flood-proofing methods for any nonresidential structure meet the flood-proofing criteria in Section 17-5-1(C);
4. Base flood elevation data shall be provided for subdivisions or other developments greater than fifty (50) lots or five (5) acres, whichever is the lesser; and
5. Description of the extent to which any watercourse will be altered or relocated as a result of proposed development. Each such application shall be accompanied by an application fee, as set forth by the Town, payable to the Town of Oro Valley. ((O)21-06, 11/17/2021; (O)17-04, 04/05/2017; (O)05-35, 10/05/2005)