Sec. 90-723(a)2
Dimensional standards
Servicing
- Geographic extent
- Areas designated as AE or AH on the FIRM
Extracted standards
6 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Other
- AccessoryAccessory useA secondary activity customarily incidental to the main use of the lot — a garage, a home office. structure max size600 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
Accessory structures in SFHA shall be limited to no more than 600 square feet in total floor area.
- Flood openings criteria
Provide minimum two openings on different sides, total net area at least one square inch per square foot, bottom no higher than one foot above grade.
- Lowest floor elevation1 ft
New construction or substantial improvement of any residential structure shall have lowest floor elevated to at least one foot above base flood level.
- No increase in base flood elevation1 ft
No new construction, substantial improvements, or other development shall be permitted unless cumulative effect does not increase water surface elevation more than one foot.
- Nonresidential elevation1 ft
Nonresidential buildings shall have lowest floor elevated to at least one foot above base flood level or floodproofed to BFE+1 foot.
- Space below lowest floor
Fully enclosed areas below regulatory flood protection elevation shall not be used for human habitation, only parking, access, or limited storage.
From the ordinance
Until a regulatory floodway is designated, no new construction... shall be permitted... unless it is demonstrated that the cumulative effect... will not increase the water surface elevation of the base flood more than one foot.