Sacramento County Zoning Code § 906-03 Nonresidential Elevation and Flood-Proofing

New nonresidential structures or the entire structure being substantially improved shall either be elevated to conform to Section 906-02 or together with attendant utility and sanitary facilities be dry flood-proofed in accordance with FEMA technical bulletin(s) and the following:

• A. Watertight below 1.5 ft above the base flood elevation so that the building walls are substantially impermeable to the passage of water;

• B. Have structural components capable of resisting hydrostatic and hydrodynamic loads including the effects of buoyancy; and

• C. Be certified by a registered professional engineer or architect that the standards of this section are satisfied. Such certification shall be provided to the Floodplain Administrator.