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Or 14-015 2014; 0-2012-009. 2012; Ord. 2007-34,2007; Ord. 2007-22, 2007; Ord. 2001-03; Ord. <br />93-18 § 5.2.2, 1993) <br />14.08.270 Nonresidential construction. <br />New construction and substantial improvement of any commercial, industrial or other nonresidential <br />structures, except detached accessory structures, shall either have the lowest floor, including <br />basement, elevated one foot or more above the base flood elevation; or, together with attendant <br />utility and sanitary facilities, shall r3._ <br />New construction, and substantial inigiovement and reconstruction due, to substantia) darllae <br />of ancornmcarcial, indxEstrral or nth'r r?orlresider+rai 5#rri tore shalf,rneet._all of the folloincl <br />requirements <br />a},__ In AE and Al -30 zones or other A zoned areas wl;iere tete SFE has been determined t�r_can <br />be reasonaby_obtained: <br />Nein,= .construction and substantial. iLnement _ot any _cornmegA in�U� rial,�r �__othei <br />nortresidential,.structure shall have the iowest lgpr_rnclu.ciin__3c basement,, elevated one foot <br />or more above tl�e BICE. or Oevojed as reguired by ASCI 24, yvhirheuer: �s�i rr�ater. Mechanical <br />pquim Ment and utilities shall bewaterprc?ofed of elevated at least one foot above the BFE, pi <br />As re. uireci by ASCE 24, whichever is greater. <br />bj_ It located in an AO zone the structure shall meet the reatirements in Ap en ix A. <br />cl If located in an Unnumbered A zone fi r which a BFE is not available and cannot be rgasonably <br />obtained. the. s#ructure shall be reasonably safe fram iloodintq, but in ali cases_thp_lowest <br />floor shall be atleas# two fet above the Highest Adjacent,Gradk. <br />d) _full.,v.enclosed argas below the lowest floor that are sub eCi to i�rc�dir� �g are,�rvttibite r ii <br />u egl, for, parking, access or storage_ shali.._be._designe io. ou#ornaticaily equalize <br />hydrostatic flood farces_qn_gxterior walls by _allowin #or the entry and exit of floodwaterrs. <br />Desmons for meeting ?his re u''ement must either be cgrtified by a re i tered r9je sivnal <br />engineer or architect Qr must meet or ex tl the Lc�l{CrLvin minimum criteria. <br />1 Have a minimum of two openings with a total net area of not less than one sQuare rnch <br />for every square foot of encicsed area s:t-to flocin . <br />ii iie bottom of all a enin s shall be.no hrgher,th�n_onc foot above grade. <br />m) Onenincas may be equipped with screens, louvers, valves. or other coverings or devices <br />rp Ld that th ypermit the acrtomatic enter and exit of fluter. <br />iv) AA garage att4t1 egd to a structure. construrcted. with the . ra_g„e floor slab below the BFB. <br />rrrust be_des.1cmed to_allow for the automatic entr and exit + flnt d vraters. <br />�21 _ if the reauirgments of subsection 1 are not met then nein cgas, Ctiorl and substantial <br />improvement of any commercial industrial or other nonresrrlential structure small ,meet all of <br />the jgt!owin reouii'err3erats: <br />.�j Be flood -proofed so that below one foot above the base flood level the structure is <br />watertight with walls substantially impermeable to the passage of water car drys flood <br />proofed to the ele�a??lon required b� AS�� �4. �vhiclrever is ureter. <br />Have structural components capable of resisting hydrostatic and hydrodynamic loads and <br />effects of buoyancy. <br />c. Be certified by a registered professional engineer or architect that the design and methods <br />of construction are in accordance with accepted standards of practice for meeting <br />provisions of this subsection based on their development and/or review of the structural <br />