for Flood Hazard Reduction, (1), General Standards, all new construction and substantial improvements must meet the following requirements:
A. Reference Level Elevated Minimum 2 Feet . The reference level shall be elevated at least as high as the depth number specified on the Flood Insurance Rate Map (FIRM), in feet, plus a freeboard of two (2) feet, above the highest adjacent grade; or at least two (2) feet above the highest adjacent grade plus a freeboard of two (2) feet if no depth number is specified. B. Flood Proofing . Nonresidential structures may, in lieu of elevation, be flood- proofed to the same level as required in §9-1401 Flood Damage Prevention Regulations, k. Provisions for Flood Hazard Reduction, (2) Specific Standards, B. Nonresidential Construction so that the structure, together with attendant utility and sanitary facilities, below that level shall be watertight with walls substantially impermeable to the passage of water and with structural components having the capacity of resisting hydrostatic and hydrometric loads and effects of buoyancy. Certification is required as per §9-1401 Flood Damage Prevention Regulations, h. Floodplain Development Application; Permit Procedures & Certification Requirements, (3) Certification Requirements and §9-1401 Flood Damage Prevention Regulations, k. Provisions for Flood Hazard Reduction, (2) Specific Standards, B. Nonresidential Construction.
C. Adequate Drainage . Adequate drainage paths shall be provided around structures on slopes, to guide floodwaters around and away from proposed structures.
(7) Standards for Areas of Shallow Flooding (Zone AH) . Located within the Special Flood Hazard Areas established in §9-1401 Flood Damage Prevention Regulations, f. General Provisions (2), are areas designated as shallow flooding areas. These areas are subject to inundation by 1-percent-annual-chance shallow flooding (usually areas of ponding) where average depths are one (1) to three (3) feet. Base Flood Elevations are derived from detailed hydraulic analyses are shown in this zone. In addition to §9-1401 Flood Damage Prevention Regulations, f. General Provisions (1) & (2), all new construction and substantial improvements shall meet the following requirements:
A. Adequate Drainage . Adequate drainage paths shall be provided around structures on slopes, to guide floodwaters around and away from proposed structures.
l.
Legal Status Provisions
(1) Effects on Rights and Liabilities under the Existing Flood Damage Prevention Regulations of this Ordinance. These regulations in part comes forward by re-enactment
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