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01/26/2015 <br /> 3. Openings may be equipped with screens, louvers, valves <br /> or other coverings or devices provided that they permit <br /> the automatic entry and exit of floodwater; or <br /> 4. Buildinqs with more than one enclosed area must have <br /> �enings on exterior walls for each area to allow flood <br /> water to directly enter,� or <br /> b. Be certified by a registered professional engineer or architect. <br /> 4. Manufactured homes shall also meet the standards in Section 41.281. <br /> 5. Gara_qes and low cost accessory structures. <br /> a. Attached qarages. <br /> 1. A garage attached to a residential structure. constructed <br /> with the qarage floor slab below the BFE, must be <br /> designed to allow for the automatic entry of flood waters. <br /> See Section 41.1(C) (3). Areas of the qarage below the <br /> BFE must be constructed with flood resistant materials. <br /> See Section 41.18(8). <br /> 2. A qaraqe attached to a nonresidential structure must <br /> meet the above repuirements or be dry floodproofed. For <br /> quidance on below grade parking areas. see FEMA <br /> Technical Bulletin TB-6. <br /> b. Detached garages and accessory structures. <br /> 1. "Accessorv structures" used solely for par�inq (2 car <br /> detached garaqes or smaller) or limited storaqe (small. <br /> low-cost sheds), as defined in Section 41.6, may be <br /> constructed such that its floor is below the base flood <br /> elevation (BFE). provided the structure is desiqned and <br /> constructed in accordance with the followinq <br /> requirements: <br /> a. Use of the accessorv structure must be limited to <br /> parkinQ or limited storaqe: <br /> b. The portions of the accessory structure located <br /> below the BFE must be built using flood-resistant <br /> materials: <br /> ATTY/ORD.407/FLOODPLAIN MANAGEMENT ORDINANCE ORD.#2410 <br /> REV:12-16-14 VR FORMERLY MUFF#506 <br /> Page 6 of 10 <br />