A. All manufactured homes that are placed or substantially improved within Zones A1-30, AH, and AE on the city's flood insurance rate map on sites (1) outside of a manufactured home park or subdivision, (2) in a new manufactured home park or subdivision, (3) in an expansion to an existing manufactured home park or subdivision, (4) in an existing manufactured home park or subdivision on which a manufactured home has incurred “substantial damage” as a result of a flood:
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 anchored to an adequately anchored foundation system to resist flotation collapse and lateral movement.
B. 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 A of this section shall be elevated so that either:
1. The lowest floor of the manufactured home is at or a minimum one foot above the base flood elevation, or
2. The manufactured home chassis is supported by reinforced piers or other foundation elements of at least equivalent strength that are no less than thirty-six (36) inches in height above grade and are securely anchored to an adequately anchored foundation system to resist flotation, collapse, and lateral movement.
(Ord. 424-09 § 6, 2009; Ord. 70 § 1 (part), 1992: Ord. 3 § 1 (part), 1991: prior code § 2.42.220)