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<br /> July 6, 2007 <br /> <br /> Page 17 <br /> bottom of all openings shall be no higher than one foot above <br /> grade. Openings may be equipped with screens, louvers, <br /> valves, or other coverings or devices provided that they permit <br /> the automatic entry and [exist] exit of floodwaters. <br /> (2) Within Zone AO: <br /> (A) For residential new construction, improvements to repetitive <br /> loss structures, and substantial improvements[s], <br /> [fie] the lowest floor shall be elevated above the highest <br /> adjacent grade at least one foot above the depth number <br /> specified in feet on the FIRM plus a freeboard of at least one <br /> foot, or at least three feet if no depth number is specified. <br /> (B) For nonresidential new construction, improvements to <br /> repetitive loss structures, and substantial improvements[a], <br /> [eke] the lowest floor shall be elevated or floodproofed above <br /> the highest adjacent grade at least one foot above the depth <br /> number specified in feet on the FIRM[,] plus a freeboard of at <br /> least one foot, or at least three feet if no depth number is <br /> specified. If the lowest floor is below the elevation referenced <br /> in subsection 27-18(d)(2)(A), then the structure together with <br /> attendant utility and sanitazy facilities, shall be designed, <br /> constructed and certified by a [lieexsed] professional civil <br /> engineer or azchitect licensed in the State of Hawaii, such that: <br /> (51 Within Zone X (shaded): <br /> iAl For new construction the lowest floor shall be elevated at least <br /> two feet above the highest adiacent grade. <br /> (Bl New construction shall be reouired to provide adeuuate drainage <br /> oaths azound structures on sloes to guide floodwater azound and <br /> away from proposed structures. <br /> (Cl Improvements to repetitive loss structures and substantial <br /> improvements shall comply with the standards of section 27-24.1 <br /> Standazds for Zone X. <br /> (61 Within Zone X (not shaded): <br /> (Al For new construction the lowest floor shall be elevated at least <br /> one foot above the highest adjacent grade. <br /> (Bl New construction shall be required to provide adequate drainage <br /> paths azound structures on slopes to guide floodwater azound and <br /> awa~from proposed structures. <br /> <br />