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HomeMy WebLinkAboutO-2018-013 Amending Ch. 12 Flood Damage Prevention ORDINANCE NO. 2018-013 AN ORDINANCE OF THE CITY COMMISSION OF THE CITY OF DANIA BEACH, FLORIDA, AMENDING CHAPTER 12, ENTITLED, "FLOOD DAMAGE PREVENTION" OF THE CITY CODE OF ORDINANCES TO ADD DEFINITIONS OF TERMS; TO PROVIDE FOR REVISIONS PERTAINING TO DEFINITIONS OF THE TERMS "SUBSTANTIAL IMPROVEMENT" AND "SUBSTANTIAL DAMAGE" AS TO PERCENTAGE THRESHOLDS RELATED TO BUILDING AND STRUCTURE REPAIRS AND SIMILAR ACTIVITIES; AMENDING ELEVATION REQUIREMENTS FOR ALL NEW AND SUBSTANTIALLY IMPROVED RESIDENTIAL AND NON- RESIDENTIAL BUILDINGS AND STRUCTURES; AMENDING PROVISIONS RELATING TO ENCLOSURE LIMITS, MANUFACTURED HOMES AND FOR OTHER PURPOSES; ADOPTING TECHNICAL AMENDMENTS TO THE FLORIDA BUILDING CODE; PROVIDING FOR SEVERABILITY; PROVIDING FOR CONFLICTS; FURTHER, PROVIDING FOR AN EFFECTIVE DATE. WHEREAS, the Legislature of the State of Florida has, in Chapter 166, Florida Statutes, conferred upon local governments the authority to adopt regulations designed to promote the public health, safety, and general welfare of its citizenry; and WHEREAS, the Federal Emergency Management Agency ("FEMA") has identified special flood hazard areas within the boundaries of the City of Dania Beach and such areas may be subject to periodic inundation (flooding) which may result in loss of life and property, health and safety hazards, disruption of commerce and governmental services, extraordinary public expenditures for flood protection and relief, and impairment of the tax base, all of which adversely affect the public health, safety and general welfare; and WHEREAS, the City of Dania Beach was accepted for participation in the National Flood Insurance Program on February 15, 1978, and the City Commission desires to continue to meet the requirements of Title 44 of the Code of Federal Regulations, Sections 59 and 60, which is necessary for such participation; and WHEREAS, Chapter 553, Florida Statutes, allows for local technical amendments to the Florida Building Code that provide for more stringent requirements than those specified in the Code and allows adoption of local administrative and local technical amendments to the Florida Building Code to implement the National Flood Insurance Program and incentives; and WHEREAS, the City Commission is adopting amendments to Chapter 12 of the City Code of Ordinances to (1) change the substantial improvement and substantial damage thresholds; (2) require nonconversion agreements for enclosed areas under elevated dwellings; and (3) establish elevation requirements for manufactured homes consistent with other buildings and structures for the purpose of strengthening City participation in the National Flood Insurance Program's Community Rating System and, where applicable, pursuant to Section 553.73(5), F.S., is formatting those requirements to coordinate with the Florida Building Code (the "FBC"); and WHEREAS, the City Commission has determined that it is in the public interest to amend the proposed floodplain management regulations that are coordinated with the Florida Building Code; NOW, THEREFORE,BE IT ORDAINED BY THE CITY COMMISSION OF THE CITY OF DANIA BEACH, FLORIDA: Section 1. Recitals. That the foregoing "Whereas"clauses are true and correct and they are made a part of and incorporated into this Ordinance by this reference. Section 2. Amendment. Chapter 12, "Flood Damage Prevention" of the City Code of Ordinances is amended to read as follows: CHAPTER 12. Flood Damage Prevention. ARTICLE 1. GENERAL. Sec. 12-2. Scope. Unless otherwise specified, t-The provisions of this chapter shall apply to all development that is wholly within or partially within any flood hazard area, including but limited to the subdivision of land; filling, grading, and other site improvements and utility installations; construction, alteration, remodeling, enlargement, improvement, replacement, repair, relocation or demolition of buildings, structures, and facilities that are exempt from the Florida Building Code; placement, installation, or replacement of manufactured homes and manufactured buildings; installation or replacement of tanks; placement of recreational vehicles, installation of swimming pools- and any other development. 2 ORDINANCE#2018-013 ARTICLE IV. PERMITS. Sec. 12-26. Application for a permit or approval. To obtain a floodplain development permit or approval the applicant shall first file an application in writing on a form furnished by the city. The information provided shall: (a) Identify and describe the development to be covered by the permit or approval. (b) Describe the land on which the proposed development is to be conducted by legal description, street address, or similar description that will readily identify and definitively locate the site. (c) Indicate the use and occupancy for which the proposed development is intended. (d) Be accompanied by a site plan or construction documents as specified in article V of this chapter. (e) State the valuation of the proposed work. (f) Be signed by the applicant or the applicant's authorized agent. (g) Give such other data and information as required by the floodplain administrator. For projects that propose to enclose areas under elevated buildings, include a signed declaration of land restriction (nonconversion agreement); the agreement shall be recorded in the Broward County public records applicable to the property prior to issuance of the certificate of occupancy_ ARTICLE IX. DEFINITIONS. Sec. 12-52. General. Crown of road. The elevation of the highest surface of street pavement within the right- of-way abutting the property relative to the National Geodetic Vertical Datum (NGVD) or North American Vertical Datum(NAVD), unless otherwise approved by the Floodplain Manager. Declaration of land restriction (Nonconversion agreement). A form provided by the Floodplain Administrator to be signed by the owner and recorded in the public records of Broward County applicable to the property in which the owner covenants not to convert or modify a building, structure or both in any manner that is inconsistent with the terms of the building permit and these regulations, including regulations applicable to enclosures constructed 3 ORDINANCE#2018-013 below elevated dwellings. Substantial damage. Damage of any origin sustained by a building or structure whereby the cost of restoring the building or structure to its before-damaged condition would equal or exceed fly-forty-nine (5949) percent of the market value of the building or structure before the damage occurred. The term also includes flood-related damage sustained by a structure on two separate occasions during a ten-year period for which the cost of repairs at the time of each such flood event, on average, equals or exceeds twenty-five (25) percent of the market value of the structure before the damage occurred. (Also defined in FBC, B Section 1612.2.) Substantial improvement. Any combination of repair, reconstruction, rehabilitation, addition, or other improvement of a building or structure taking place during a one (1) year period, the cumulative cost of which equals or exceeds fr€tyforty-nine (5949) percent of the market value of the building or structure before the improvement or repair is started. For each building or structure, the one (1) year period begins on the date of the first improvement or repair of that building or structure subsequent to the date of permit issuance. If the structure has incurred "substantial damage," any repairs are considered a substantial improvement regardless of the actual repair work performed. The term does not, however, include either: [Also defined in FBC, B, Section 1612.2.] (a) Any project for improvement of a building required to correct existing health, sanitary, or safety code violations identified by the building official and that are the minimum necessary to assure safe living conditions. (b) Any alteration of a historic structure provided the alteration will not preclude the structure's continued designation as a historic structure. ARTICLE X. FLOOD RESISTANT DEVELOPMENT. Sec. 12-53. Buildings and Structures. (a) Design and construction of buildings, structures and facilities exempt from the Florida Building Code. Pursuant to section 12-25 of this chapter, buildings, structures, and facilities that are exempt from the Florida Building Code, 4 ORDINANCE#2018-013 including substantial improvement or repair of substantial damage of such buildings, structures and facilities, shall be designed and constructed in accordance with the flood load and flood resistant construction requirements of the ASCE 24 standard. Structures exempt from the Florida Building Code that are not walled and roofed buildings shall comply with the requirements of article XVI, of this chapter. (b) Buildings and structures seaward of the coastal construction control line. If extending, in whole or in part, seaward of the coastal construction control line and also located, in whole or in part, in a flood hazard area: (1) Buildings and structures shall be designed and constructed to comply with the more restrictive applicable requirements of the Florida Building Code, "Building", Section 3109 and Section 1612 or Florida Building Code, "Residential", Section R322. (2) Minor structures and non-habitable major structures as defined in F.S. § 161.54, shall be designed and constructed to comply with the intent and applicable provisions of this chapter and ASCE 24. (c) Specific methods of construction and requirements. Pursuant to Broward County Administrative Provisions for the Florida Building Code, the following specific methods of construction and requirements apply: (1) Additional iti,,na Elevation (€reeboafd) irements. For building ' flood hazard areas, the minimum elevation r-equirements in thke—Perrida Building ,2, "R-esiden4 ", shall be-t6or- c`lboye the base eleyat-i „its one (1) feet-. a. All new and substantially improved residential buildings and structures in special flood hazard areas shall have the lowest floor, including basement, elevated to or above the elevation required in the Florida Building Code. b. All new and substantially improved non-residential buildings and structures in special flood hazard areas shall either have the lowest floor, including basement, elevated to or above the elevation required in the Florida Building Code, or together with attendant utility and sanitary facilities be designed so that the structure is watertight to that elevation 5 ORDINANCE#2018-013 with walls substantially impermeable to the passage of water and with structural components havingthe he capability of resisting_hydrostatic and hydrodynamic loads and effects of buoyancy. (2) Limitations on enclosed areas below an elevated building. For buildings in special flood hazard areas, the following limitations apply to enclosed areas below elevated buildings: a. Access shall be the minimum necessary to allow for only parking of vehicles (garage door), limited storage of maintenance equipment in connection with the premises (standard exterior door), or entry to the living area(stairway or elevator). b. The interior portion shall not be temperature controlled, partitioned, or finished into separate room. (3) Cumulative substantial improvement. In Section 202 of the Florida Building Code, Building and Section 202 of the Florida Building Code, Existing Building, definitions for the term "Substantial Improvement" shall be as follows: Substantial Improvement. Any combination of repair, reconstruction, rehabilitation, addition, or other improvement of a building or structure taking place during a one (1) year period, the cumulative cost of which equals or exceeds €rft�-forty-nine (5049) percent of the market value of the building or structure before the improvement or repair is started. For each building or structure, the one (1) year period begins on the date of the first improvement or repair of that building or structure subsequent to the date of permit issuance. If the structure has incurred "substantial damage," any repairs are considered substantial improvement regardless of the actual repair work performed. The term does not, however, include either: (1) Any project for improvement of a building required to correct existing health, sanitary, or safety code violations identified by the building official and that are the minimum necessary to assure safe living conditions. (2) Any alteration of a historic structure provided the alteration will 6 ORDINANCE#2018-013 not preclude the structure's continued designation as a historic structure. (4) Repetitive flood damage and substantial damage. In Section 202 of the Florida Building Code, "building" and Section 202 of the Florida Building Code, "existing Existing building Building", definitions for the term "substantial damage" shall be as follows: Substantial damage. Damage of any origin sustained by a building or structure whereby the cost of restoring the building or structure to its before- damaged condition would equal or exceed fifty--forty nine (5449) percent of the market value of the building or structure before the damage occurred. The term also includes flood-related damage sustained by a structure on two separate occasions during a ten-year period for which the cost of repairs at the time of each such flood event, on average, equals or exceeds twenty-five (25) percent of the market value of the structure before the damage occurred. ARTICLE XIII. - MANUFACTURED HOMES Sec. 12-66. - General elevation requirement. _(a) Unless sebjeet to the requirements of seetien-12 67 of this ehapte--aAll manufactured homes in special flood hazard areas, including new installations, substantial improvements, and replacement homes that are ,.laeea v,.laeeaor- substantially improved damage"sites leeated; (a) outside of a n+anufaetwed home park or- subdivision; (b) in a new manufaetwed home park or- subdivision; (e) i . sion to an existing manufaetwed home pafk of subdivision; or (d) in an existing ffianufaehjrtad hiqmia. park or- subdivision upon "ieh—a manufaetured home has ineuffed "substantial as the result of a fleed, shall be elevated such that the bottom of the frame is at or above the elevation required, as applicable to the flood hazard area, in the Florida Building Code, "Residential", Section R322.2 (Zone A) or Section R322.3 (Zone V); and Section 12-53(c)(1) of this chapter. (b) All manufactured homes that are placed or replaced on sites outside special flood hazard areas (Zone X) shall be elevated such that the bottom of the frame is supported by reinforced piers or other foundation elements of at least equivalent strength that are not less than 7 ORDINANCE#2018-013 36 inches in height above grade; or at least six (6) inches above the crown of road elevation of the road adjacent to the plot, whichever is higher. See. 12 67. Elevation r-equkemefA fef eei4ain existing manufaetwed home par-ks anA „l d existing manufaetufed home pafk or- subdivision, unless en a site where substantial damage-as r-estilt off1.,.,. ing has o ,.,.o,l shall be elevated sue sueh that either-the; applieable to the flood hazard area, in the Florida Building Code, "Residential", See (a) Beffem of the fr-afne of the manufaetufed heme is at or above the elevation required, as foundation elemei4s of at least equivalefA strength and not less than thil4y six (36) inehes in height above grade or-above the base fleed elevation plus one feet, whiehe r-estilts in the highest elevation; Sec. 12-6769. —Enclosures. Enclosed areas below elevated manufactured homes shall comply with the requirements of the Florida Building Code, "Residential", Section R322 for such enclosed areas, as applicable to the flood hazard areas and section 12-53(c)(2) of this chapter. Sec. 12-6869. —Utility equipment. Utility equipment that serves manufactured homes, including electric, heating, ventilation, plumbing, and air conditioning equipment and other service facilities, shall comply with the requirements of the Florida Building Code, "Residential", Section R322, as applicable to the flood hazard area. Section 3. In terms of design, plan application review, construction and inspection of buildings and structures, the cost impact as an overall average is negligible in regard to the local technical amendments because all development has been subject to the requirements of the local 8 ORDINANCE#2018-013 floodplain management ordinance adopted for participation in the National Flood Insurance Program. In terms of lower potential for flood damage, there will be continued savings and benefits to consumers. Section 4. Applicability. For the purposes of jurisdictional applicability, this ordinance shall apply in the City of Dania Beach. This Ordinance shall apply to all applications for development, including building permit applications and subdivision proposals, submitted on or after the date of adoption. Section 5. Conflict. All ordinances or parts of ordinances and all resolutions or parts of resolutions in conflict with the provisions of this Ordinance are repealed to the extent of such conflict. Section 6. Severability. If any section, subsection, sentence, clause or phrase of this Ordinance is, for any reason, declared by the courts to be unconstitutional or invalid, such decision shall not affect the validity of the Ordinance as a whole, or any part thereof, other than the part so declared. Section 7. Effective Date. That this Ordinance shall be in force and take effect immediately upon its passage and adoption. PASSED on first reading on June 26, 2018. PASSED and ADOPTED on second reading on July 24, 2018. ATTEST: s THOMAS SCHNEIDER, CMC A� TAMARA JAMVJ§ CITY CLERK "J�8 �r` MAYOR /SHED APPROVED AS TO il AND CORRECTNESS: 6)— rA , I THOM S J. S O CITY ATTO E 9 ORDINANCE#2018-013 STATE OF FLORIDA DIVISION OF EMERGENCY MANAGEMENT RICK SCOTT WEXIM MAUL Governor Director September 7, 2018 Mr. Robert Baldwin, City Manager City of Dania Beach S E P 14 5011 100 W. Dania Beach Boulevard Dania Beach, FL 33004-3643 By Dear Mr. Baldwin; This letter acknowledges receipt and approval of Ordinance No.2018-013 related to Chapter 12 (Flood Damage Prevention)of the City's Code of Ordinances. The ordinance amends previsions adapted by Ordinance 2014-007.We appreciate the City's careful attention to maintaining consistency with the requirements of the National Flood Insurance Program. Please note that any subsequent changes to these regulations, including any future amendments to adopt requirements or code amendments that exceed NFIP minimums, are subject to review by this office prior to adoption. As the NFIP State Coordinating Agency, one of our responsibilities is to work with communities to ensure they remain compliant with the NFIP requirements for participation in the NFIP. Please do not hesitate to contact us at floods(Mem myflorida.com and (850)815-4556. Sincerely, e ''- I —:C� Steve Martin State Floodpiain`Manager Bureau of Mitigation SM/rq cc: Eleanor Norena, Operations Manager BIVISION HEADQUARTFIRS ' 2555 Shumard Oak Blvd T91:850-815-4000 2702 Directors Row Tallahassee, FL 32389-2100 www.FlorldaDlaaster.oro Orlando, FL 32809-583,1