4C, Ordinance 2010-008 - Amending the City's Flood Plain Regulations

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Qrd�na�ce 2010-008 C. ��positio� of operational controls, s�ret�es, and deed restrictions. �. Reqt�ir�rnents for cor�struct�o� of channe� modif catians, car�pensatory s�orage, d�kes, �evees, and o�her pro�ecti�Te r�easures. E. �Iood proof ng �neas�res, i� accordance �vit� �he State B�ild�ng C�de a�d �his Section. �e applican� shall submi� a�ian o�- docume�t certi�ed �y a registered �rc�fessionai engineer or architect tha� ��e flaod p�-oof ng mea�ures are consi�ten� w��h the R�gu�atory Flood Pro�ec��on Eievation a�d associated flood faetors for t�� par�icular area. 1335.35 l�on-�onforming t�ses. A structur� or the use of a st�cture or pr�rnises wh�ch vvas Iawful before tl�e passage or amendrnen� of this Code b�� which shall not be i� �onfor�nity with the �rovisions of this Section s�a�l be subject to the following. His�oric structures, as c�ef ned in Sectio� � 305.04, Subd_ 182, s�all be su��c� ta t�e prov�sions of Subds. 1��i 5 of t�is Section �ubd. 1 No such use s�all be expanded, changed, enlargec�, or altered in a way that �ncreases its nonconfor�i�y. Su�d.2 Any st�ctural a�teration or addition to a nonconf�r�ming structure or �or�conforming use vvhich vvou�d resu�t in increasing the flood dan�age patentia� of �hat s�ructure or use sha�l be protected to the Regulatory Flood Pr�tectian Elevation in accordance vvith any ofthe elevation on f 11 or fload proofing techniqu�s (i.e., �P-1 thru FP-4 floodproofing classi�ications� a��owa�le in the State Building Code, except as �u.r�her �-es��c�ed �n Subd 3 and Subd 5��lovc�. �ubd. 3 The cost t�f alI structural alterations or additiar�s to any nonco�forming st�-ucture over the life of the structure sha�l nat exceed SQ percen� of t�e rr�arket value of the structure un�ess �he condit�ons of this Section are satisf ed. �`he cos� of all structural al�erations and addi�ions �ust i�clude a�I costs suc� as constructian materials a�c� a �reasor�ab�e cost piaced on aIl rnanpower or lab�r. If the cost of a�i previous and proposed alt�rat�ons and additior�s �xceeds 50 percent of the rn�r�et va�ue of the structure, then the structure rnust meet the sta�dart�s of Sections 1335.2� and 1335.2� of th�s Ordina�ce for �ew structures depending upon whet�er the struc�ure is in the Floodway or Flood F�nge Dist�ct, res�ect�ve�y. Subd. 4 If an� nfl�confo�rnin� use is diseontinued �or 12 consecuiive �nonths, any �uture �se of the bu�lding premise� s�al� cor��orm to t�is �rd�r�ance. The Assessor s�a�� no��fy �he Zoning Adm�n�strat�r in writir�g of instanees �f nonconformi�g uses �hat have bee� discan�inued for a period of 12 mo�ths. S�bd. 5 �f any nonconform�ng use or structure is substant�ali}� darnaged, as de#ined in this Ordinance, �� shal� �o� be reconstr�.�c�ed excep# �n confor�i�y with the p�-ovis�o�s a� this Ordinance. �e app�ica�le pro�isions for estabiish��g new uses or new structures in Sectior�s 1335.25, 1335.2fi, and 1335.27 wiil �pp�y de�end�ng u�on �vhether �he use or st�ct�re is ir� �he F�ood�vay, Flood Fringe or General Flood Plai� Dist��t, �-espective�y.