Zoning Dictionary

Letter: F

Flood Risk Area

The area of land below the 1 in 100 year flood elevation as shown on the Flood Risk Map.

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Flood tolerant activity

Flood tolerant activities are: informal recreation and leisure; organised sports and recreation including park fields structures; public amenities; farming and intensive farming and artificial crop protection structures and crop support structures; forestry; mineral extraction; car parking and loading areas; and buildings for network utilities.

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Flood, Designated

A flood which may occur in any given year, of such magnitude as to equal a flood having a 200 year-recurrence interval, based on a frequency analysis of unregulated historic flood records or by regional analysis where there is inadequate streamflow data available. Where the flow of a larger watercourse is controlled by a major […]

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Floodplain

The area, usually lowlands, adjoining the channel of a river, stream or watercourse which has been or may be covered by flood water during a regional flood or a one-in-one-hundred year flood. The area below the one in one hundred year flood line as established by the Conservation Authority or other designated Authority. Floodplain or […]

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Floodplain Setback

The required minimum distance from the natural boundary of a watercourse, lake or other body of water to any landfill or structural support required to elevate a floor system or pad above the flood level, so as to maintain a floodway and allow for potential land erosion.

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Floodplain, Lake

The area adjacent to a lake which would be flooded by high water levels and/or water build up caused by high winds.

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Floodproofing

Structural changes and/or adjustments incorporated into the basic design and/or construction or alterations of individual buildings, structures or properties to protect them from flood damage. Any combination of structural and non structural additions, changes or adjustments to structures which reduces or eliminates flood damage to real estate or improved real property, water and sanitary facilities, […]

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Floodway

The channel of a river or other watercourse and the adjacent land areas that must be reserved in order to discharge the 100-year flood without cumulatively increasing the water surface elevation more than one foot at any point. That portion of the Flood Risk Area which contains the stream channel and adjacent areas of the […]

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Floodway Fringe

All that land in a floodplain not lying within a delineated floodway. Land within a floodway fringe is subject to inundation by relatively low velocity flows and shallow water depths.

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Floor Area

The maximum area contained within the outside walls excluding in the case of a dwelling, any private garage, porch, verandah, sunroom, unfinished attic or basement and cellar or other room(s) not habitable at all seasons of the year. The total floor area of all storeys or half storeys contained within the exterior faces of the […]

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