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iii. the bottom of all openings shall be either: <br />a. no more than one foot above the exterior grade immediately beneath <br />each opening; or, <br />b. no more than one foot above foundation's interior grade in structures <br />where the interior grade is higher than the exterior grade; and <br />iv. openings may be equipped with screens, louvers, valves or other coverings <br />or devices provided they permit the automatic flow of floodwaters in both <br />directions; and <br />v. access to the enclosed area shall be the minimum necessary to allow for <br />parking for vehicles (garage door) or limited storage of maintenance <br />equipment used in connection with the premises (standard exterior door) or <br />entry to the living area (stairway or elevator); and <br />vi. the interior portion of such enclosed area shall not be partitioned or finished <br />into separate rooms; and <br />vii. the interior grade of such enclosed area shall be at an elevation at or higher <br />than the exterior grade; and <br />viii.the interior grade of a crawlspace must be at or above the base flood <br />elevation; and <br />ix. an adequate drainage system must be installed to remove floodwaters from <br />the interior area of the crawlspace within a reasonable period of time after a <br />flood event. <br />x. Where elevation requirements exceed 6 feet above the highest adjacent <br />grade, a copy of the legally recorded deed restriction prohibiting the <br />conversion of the area below the lowest floor to a use or dimension contrary <br />to the structure's originally approved design, shall be presented as a <br />condition of issuance of the final Certificate of Occupancy. <br />(E) Structures Constructed on Fill. A residential or nonresidential structure may be <br />constructed on a permanent land fill in accordance with the following: <br />i. The fill shall be placed in layers no greater than 1 foot deep before <br />compacting to 95% of the maximum density obtainable with the either the <br />Standard or Modified Proctor Test method. <br />ii. The fill should extend at least ten feet beyond the foundation of the structure <br />before sloping below the FPG. <br />Page 23 of 31 <br />