Sec 70-589 to 70-593
Dimensional standards
Servicing
- Geographic extent
- FloodplainFloodplainLand expected to flood at a stated frequency, where building carries extra conditions. overlayOverlay districtA second set of rules laid over the base district, adding requirements without replacing it. districts as defined in Division 70-IV-15
Extracted standards
8 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Floodplain
- Elevation of electrical and mechanical equipment
Have electrical service and mechanical equipment elevated to or above the base flood elevation.
- Bottom of flood opening heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first.1 ft
The bottom of each flood opening shall be 1 foot or less above the higher of the interior floor or grade, or the exterior grade, immediately below the opening.
- Minimum number of flood openings2 openings
There shall be a minimum of two flood openings on different sides of each enclosed area.
- Total net area of flood openings1 sq in per sq ftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
The total net area of all flood openings shall be at least 1 square inch for each square foot of enclosed area.
- Base flood elevation data for large subdivisions
Base flood elevation data shall be obtained from other sources or developed using detailed methodologies... for subdivision proposals and other proposed development proposals (including manufactured home parks and subdivisions) that exceed fifty lots or five acres.
- Subdivision drainage
All subdivision proposals shall have adequate drainage provided to reduce exposure to flood hazards.
- Subdivision public utilitiesPublic utilitiesInfrastructure serving the wider area — substations, pump stations, towers.
All subdivision proposals shall have public utilities and facilities such as sewer, gas, electrical and water systems located and constructed to minimize flood damage.
Other
- Maximum accessoryAccessory useA secondary activity customarily incidental to the main use of the lot — a garage, a home office. structure for varianceVariancePermission to depart from a specific dimensional rule, granted on a showing of hardship.600 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
No variance shall be granted for an accessory structure exceeding 600 square feet.
From the ordinance
Have electrical service and mechanical equipment elevated to or above the base flood elevation; Shall be provided with flood openings which shall meet the following criteria: a. There shall be a minimum of two flood openings on different sides of each enclosed area...