15-18A
AR ZONE AREAS:

Within areas designated as AR, AR/A1-A30, AR/AE, AR/AH, AR/AO, or AR/A as established under Section 15-7 of this Chapter, the following standards shall apply:

a. Developed Areas: All construction in areas designated as developed areas shall meet the standards of Section 15-14 of this Chapter using the lower of either the AR base flood or the elevation that is three feet (3') above the highest adjacent grade.

b. Areas Not Designated As Developed Areas: All new construction in areas that are not designated as developed areas:

1. Where the AR flood depth is equal to or less than five feet (5') above the highest adjacent grade, shall meet the standards of Section 15-14 of this Chapter using the lower of either the AR base flood elevation or the elevation that is three feet (3') above the highest adjacent grade; or

2. Where the AR depth is greater than five feet (5') above the highest adjacent grade, shall meet the standards of Section 15-14 of this Chapter using the AR base flood elevation.

c. Dual Zone Areas:

1. All new construction in areas within Zone AR/A1-A30, AR/AE, AR/AH, AR/AO, AR/A shall meet the standards of Section 15-14 of this Chapter using the higher of either the applicable AR Zone elevation (as determined from subsection a or b above) or the base flood elevation (or flood depth) for the underlying A1-A30, AE, AH, AO, or A Zone.

2. All substantial improvements to existing construction within Zone AR/A1-A30, AR/AE, AR/AH, AR/AO, or AR/A shall meet the standards of Section 15-14 of this Chapter using the base flood elevation (or flood depth) for the underlying A1-A30, AE, AH, AO, or A Zone. (Ord. #1485, §10)