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17-17 (a) Literal-enforCemenT of the provisions of the (2) For appeals of all denied permits the board • ordinance will result in practical difficulty or shall: unnecessary hardship on the applicant; ,(a) Follow the procedures of s. 17.63; (b) The hardship is due to adoption of the (b) Consider zoning agency recommendations; floodplain ordinance and special conditions and unique to the property, not common to a group of (c) Either uphold the denial or grant the appeal. adjacent lots or premises (in such case the (3) For appeals concerning increases in regional ordinance or map must be amended); flood elevation the board shall: (c) Such variance is not contrary to the public (a) Uphold the denial where the board agrees interest; with the data showing an increase in flood (d) Such variance is consistent with the purpose elevation. Increases equal to or greater than 0.01 of this ordinance in s. 17.03. foot may only be allowed after amending the flood (9) A variance shall not: profile and map and all appropriate legal (a) Grant, extend or increase any use prohibited • arrangements are made with all adversely affected in the zoning district; - property owners; or (b) Be granted for a hardship based solely on an (b) Grant the appeal where the board agrees that economic gain or loss; the data properly demonstrates that the project (c) Be granted for a hardship which is does not cause an increase equal to or greater than self-created; 0.01 foot, provided no other reasons for denial (d) Damage the rights or property values of other exist. persons in the area; (e) Permit a lower degree of flood protection in 17.65 FLOODPROOFING. (1) No permit or the floodplain than the flood protection elevation; variance shall be issued until the applicant submits (f) Allow any floor of a basement or crawlway a plan or document certified by a registered below the regional flood elevation for residential professional engineer or architect that the or commercial structures; floodproofing measures are adequately designed to (g) Allow actions without the amendments to this protect the structure or development to the flood ordinance or map(s) required in s. 17.71; or protection elevation. (h) Allow any alteration of an historic structure, (2) Floodproofing measures shall be designed to: including its use, which would preclude its (a) Withstand the flood pressures, depths, continued designation as an historic structure.24 velocities, uplift and impact forces, and other (10) When a variance is granted in 'a floodplain factors associated with the regional flood; area, the board shall notify the applicant in writing (b) Assure protection to the flood protection that increased flood insurance premiums and risks elevation; to life and property may result. A copy of this (c) Provide anchorage of structures to notification shall be maintained with the variance foundations to resist flotation and lateral appeal record. movement; and (d) Insure that the structural walls and floors are 17.64 TO REVIEW APPEALS OF PERMIT watertight to the flood protection elevation, and DENIALS. (1) The board of adjustment shall the interior remains completely dry during review all data constituting the basis for the appeal flooding, without human intervention. of permit denial. This data may include (where (3) Floodproofing measures could include: appropriate): (a) Reinforcement of walls and floors to resist (a) Permit application data listed in s. 17.61(2); rupture-or collapse caused by water pressure or (b) Floodway/floodfringe determination data in s. floating debris; . 17.44; (b) Addition- of mass or weight to structures to (c) Data listed in s. 17.33(2)(b) where the prevent flotation; applicant has not submitted this information to the (c) Placement of essential utilities above the zoning administrator; and flood protection elevation; (d) Other data submitted to the zoning (d) Surface or subsurface drainage systems, administrator with the permit application, or including pumping facilities, to relieve external submitted to the board with the appeal. foundation wall and basement floor pressures; 24 Annotation: Rev. federal rule Oct. 1990. rev. 043095