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All manufactured homes in special flood hazard areas shall meet the anchoring standards in CMC 16.20.010(1), construction materials and methods requirements in CMC 16.20.010(2), flood openings requirements in CMC 16.20.010(3)(c), and garages and low-cost accessory structure standards in CMC 16.20.010(3)(e).

Note: Manufactured homes located outside of manufactured home parks or subdivisions shall meet the elevation and floodproofing requirement in CMC 16.20.010(3).

(1) All manufactured homes that are placed or substantially improved, on sites located: (a) in a new manufactured home park or subdivision; (b) in an expansion to an existing manufactured home park or subdivision; (c) or in an existing manufactured home park or subdivision on a site upon which a manufactured home has incurred “substantial damage” as the result of a flood shall:

(a) Within Zones A1 – 30, AH, and AE on the community’s Flood Insurance Rate Map, be elevated on a permanent foundation such that the lowest floor of the manufactured home is elevated to or above the base flood elevation and be securely fastened to an adequately anchored foundation system to resist flotation, collapse, and lateral movement.

(2) All manufactured homes to be placed or substantially improved on sites in an existing manufactured home park or subdivision within Zones A1 – 30, AH, and AE on the community’s Flood Insurance Rate Map that are not subject to the provisions of subsection (1) of this section will be securely fastened to an adequately anchored foundation system to resist flotation, collapse, and lateral movement, and be elevated so that either the:

(a) Lowest floor of the manufactured home is at or above the base flood elevation; or

(b) Manufactured home chassis is supported by reinforced piers or other foundation elements of at least equivalent strength that are no less than 36 inches in height above grade.

Upon the completion of the structure, the elevation of the lowest floor including basement shall be certified by a registered civil engineer or licensed land surveyor, and verified by the community building inspector to be properly elevated. Such certification and verification shall be provided to the floodplain administrator. (Ord. 601 § 5.4, 2006).