Fort Walton Beach Council agenda — 10-09-12 regular-with petitions — reading text

and are designated on Flood Insurance Rate Maps ( FIRM) as Zone VI- V30, VE, or V. [ Note The FBC, B defines and uses the term " flood hazard areas subject to high velocity wave action" and the FBC, R uses the term " coastal high hazard areas. "] Design flood: The flood associated with the greater of the following two areas: Also defined in FBC, B, Section 1612. 2.] 1. Area with a floodplain subject to a 1- percent or greater chance of flooding in any year; or 2. Area designated as a flood hazard area on the community' s flood hazard map, or otherwise legally designated. Design flood elevation: The elevation of the " design flood," including wave height, relative to the datum specified on the City' s legally designated flood hazard map. In areas designated as Zone AO, the design flood elevation shall be the elevation of the highest existing grade of the building' s perimeter plus the depth number ( infect) specified on the flood hazard map. In areas designated as Zone AO where the depth number is not specked on the map, the depth number shall be taken as being equal to 2 feet. [ Also defined in FBC, B, Section 7612. 2.] PacketPg. 88  ORDINANCE ( ID # 1996) Development: Any man -made change to improved or unimproved real estate, including but not limited to, buildings or other structures, tanks, temporary structures, temporary or permanent storage of equipment or materials, mining, dredging, filling, grading, paving, excavations, drilling operations or any other land disturbing activities. Encroachment The advancement or infringement of fill, excavation, buildings, permanent structures or other development into a flood hazard area which may impede or alter the flow capacity of riverine flood hazard areas. Existing building and existing structure Any buildings and structures for which the " start of construction” commenced before July 27, 1976. [ Also defined in FBC, B, Section 1612. 2.] Existing manufactured home park or subdivision. A manufactured home park or subdivision for which the construction of facilities for servicing the lots on which the manufactured homes are to be affixed ( including, at a minimum, the installation of utilities, the constriction of streets, and either final site grading or the pouring of concrete pads) is completed before July 27, 1976. Expansion to an existing manufactured home park or subdivision: The preparation of additional sites by the construction of facilities for servicing the lots on which the manufactured homes are to be affixed ( including the installation of utilities, the construction of streets, and either final site grading or the pouring of concrete pads). Federal Emergency Management Agency ( FEMA). The Federal agency that, in addition to carrying out other functions, administers the National Flood Insurance Program. Flood or flooding: A general and temporary condition of partial or complete inundation of normally dry land from: [ Also defined in FBC, B, Section 1612. 2.] 1. The overflow of inland or tidal waters. 2. The unusual and rapid accumulation or runoff of surface waters from any source. Flood damage -resistant materials: Any construction material capable of withstanding direct and prolonged contact with floodwaters without sustaining any damage that requires more than cosmetic repair. ( Also defined in FBC, B, Section 1612. 2.1 Flood hazard area: The greater of the following two areas: [ Also defined in FBC, B, Section 1612. 2.] 1. The area within a floodplain subject to a l- percent or greater chance of flooding in any year. 2. The area designated as a flood hazard area on the community' s flood hazard map, or otherwise legally designated. Flood Insurance Rate Map ( FIRM): The official map of the City on which the Federal Emergency Management Agency has delineated both special flood hazard areas and the risk premium zones applicable to the City. [ Also defined in FBC, B, Section 1612. 2.] Packet Pg. 8T.  11 1- 1 ORDINANCE ( ID # 1996) Flood Insurance Study ( FIS): The official report provided by the Federal Emergency Management Agency that contains the Flood Insurance Rate Map, the Flood Boundary and Floodway Map ( if applicable), the water surface elevations of the base flood, and supporting technical data. [ Also defined in FBC, B, Section 1612. 2.] Floodplain Administrator: The office or position designated and charged with the administration and enforcement of the provisions of Section 3. 01. 00 of this LDC may be referred to as the Development Administrator). Floodplain development permit or approval: An official document or certificate issued by the City, or other evidence of approval or concurrence, which authorizes performance of specific development activities that are located in flood hazard areas and that are determined to be compliant with Section 3. 01. 00 of this LDC. Floodway: The channel of a river or other riverine watercourse and the adjacent land areas that must be reserved in order to discharge the base flood without cumulatively increasing the water surface elevation more than a designated height. Also defined in FBC, B, Section 1612. 2.] Floodway encroachment analysis: An engineering analysis of the impact that a proposed encroachment into a floodway is expected to have on the floodway boundaries and base flood elevations; the evaluation shall be prepared by a qualified Florida licensed engineer using standard engineering methods and models. Florida Building Code: The family of codes adopted by the Florida Building Commission, including: Florida Building Code, Building: Florida Building Code, Residential: Florida Building Code, Existing Building: Florida Building Code, Mechanical; Florida Building Code, Plumbing; Florida Building Code, Fuel Gas. Functionally dependent use. A use which cannot perform its intended purpose unless it is located or carried out in close proximity to water, including only docking facilities, port facilities that are necessary for the loading and unloading of cargo or passengers, and ship building and ship repair facilities; the term does not include long -term storage or related manufacturing facilities. Highest adjacent grade: The highest natural elevation of the ground surface prior to construction next to the proposed walls or foundation of a structure. Historic structure: Any structure that is determined eligible for the exception to the flood hazard area requirements of the Florida Building Code, Existing Building, Chapter 11 Historic Buildings. Letter of Map Change ( LOMC): An official determination issued by FEMA that amends or revises an effective Flood Insurance Rate Map or Flood Insurance Study. Letters of Map Change include: 1. Letter of Map Amendment ( LOMA): An amendment based on technical data showing that a property was incorrectly included in a designated special flood hazard area. A LOMA amends the current effective Flood Insurance Rate Map and establishes that a specific property, portion of a property, or structure is not located in a special flood hazard area. 2. Letter of Map Revision ( LOMR): A revision based on technical data that may show changes to flood zones, flood elevations, special flood hazard area Packet Pg. 88  11 1- 1 ORDINANCE ( ID # 1996) boundaries and floodway delineations, and other planimetric features. 3. Letter of Map Revision Based on Fill ( LOMR -F): A determination that a structure or parcel of land has been elevated by fill above the base flood elevation and is, therefore, no longer located within the special flood hazard area. In order to qualify for this determination, the fill must have been permitted and placed in accordance with the City' s floodplain management regulations. 4. Conditional Letter of Map Revision ( CLOMR): A formal review and comment as to whether a proposed flood protection project or other project complies with the minimum NFIP requirements for such projects with respect to delineation of special flood hazard areas. A CLOMR does not revise the effective Flood Insurance Rate Map or Flood Insurance Study; upon submission and approval of certified as -built documentation, a Letter of Map Revision may be issued by FEMA to revise the effective FIRM. Light -duty truck As defined in 40 CT.R. 86.082 -2, any motor vehicle rated at 8, 500 pounds Gross Vehicular Weight Rating or less which has a vehicular curb weight of 6, 000 pounds or less and which has a basic vehicle frontal area of 45 square feet or less, which is: 1. Designed primarily for purposes of transportation of property or is a derivation of such a vehicle, or 2. Designed primarily for transportation of persons and has a capacity of more than 12 persons; or 3. Available with special features enabling off -street or off highway - operation and use. Lowest floor: The floor of the lowest enclosed area of a building or structure, including basement, but excluding any unfinished or flood -resistant enclosure, usable solely for vehicle parking, building access or limited storage provided that such enclosure is not built so as to render the structure in violation of the Florida Building Code or ASCE 24. [ Also defined in FBC, B, Section 1612.2.] Manufactured home.: A structure, transportable in one or more sections, which is eight ( 8) feet or more in width and greater than 400 square feet, and which is built on a permanent, integral chassis and is designed for use with or without a permanent foundation when attached to the required utilities. The term " manufactured home" does not include a " recreational vehicle' or " park trailer." [ Also defined in 15C- 1. 0101, F. A. C.] Manufactured home park or subdivision: A parcel ( or contiguous parcels) of land divided into two (2) or more manufactured home lots for rent or sale. Market value: The price at which a property will change hands between a willing buyer and a willing seller, neither party being under compulsion to buy or sell and both having reasonable knowledge of relevant facts. As used herein, the tenor refers to the market value of buildings and structures, excluding the land and other improvements on the parcel. Market value may be established by a qualified independent appraiser, Actual Cash Value ( replacement cost depreciated for age and quality of construction), or tax assessment value adjusted to approximate market PpckekPg. 89  ORDINANCE ( ID # 1996) value by a factor provided by the Property Appraiser. New construction. For the purposes of administration of Section 3. 01. 00 and the Florida Building Code, structures for which the " start of construction' commenced on or after July 27, 1976, and includes any subsequent improvements to such structures. New manufactured home park or