ORD-2005-127 - Revisions to the Flood Damage Prevention Ordinance

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09/15/2005 15. Any inhabited structure within any SFHA shall have unobstructed, dry access during a regulatory flood event. 16 New fill material within any SFHA shall be prohibited. (Ord. of 8 -28 -1995, § 5.1, eff. 8 -28 -1995) Sec. 42 -92. Specific standards. 28 In all SFHAs where BFE data has been provided, as set forth in Section 42 -37 or 42 -69, the following provisions are required: Residential Construction. No new residential construction is allowed. Substantial improvement of any residential structure (including manufactured homes) shall have the reference level, including basement, elevated no lower than two feet above the regulatory flood protection elevation. Should solid foundation perimeter walls be used to elevate a structure, opening sufficient to automatically facilitate equalization of hydrostatic flood forces on exterior walls shall be provided. County option to exceed minimum standard Non - Residential Construction. No new non -resi entia construction is allowed u stantial improvement of any commercial, industrial, or other non - residential structure shall have the reference level, including basement, elevated no lower than two feet above the regulatory flood protection elevation. Structures located in A, AO, AE and Al -30 Zones may be flood proofed no lower than two feet above the level of the base flood elevation in lieu of elevation provided that all areas of the structure below the required flood protection elevation are watertight with walls substantially impermeable to the passage of water, using structural components having the capability of resisting hydrostatic and hydrodynamic loads and the effect of buoyancy. A North Carolina licensed Professional Engineer or Architect shall certify that the standards of this subsection are satisfied. Such certification shall be provided to the official as set forth in Section 42 -68. 3. Manufactured Homes. a. No new manufactured homes are permitted. Replacement manufactured homes shall be elevated so that the reference level of the manufactured home is no lower than two feet above the regulatory flood protection elevation. b. Manufactured homes shall be securely anchored to an adequately anchored foundation to resist flotation, collapse, or lateral movement according to the State of North Carolina (5) Regulations for ManufacturedlMobile Homes, 1995 Edition, and any revision thereto adopted by the Commissioner of Insurance pursuant to NCGS X143- 143.15 or a certified engineered foundation. Additionally, when the elevation would be met by an elevation of the chassis thirty -six (36) inches or less above the grade at the site, reinforced piers or other foundation elements of at least equivalent strength shall support the chassis. When the elevation of the chassis is above thirty -six (36) inches in height, an engineering certification is required.