15.04.120 Standards for manufactured homes.
A. Manufactured homes that are placed or substantially improved within a special flood hazard area on any of the following sites must 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:
1. Outside of a manufactured home park or subdivision;
2. In a manufactured home;
3. In an expansion to an existing manufactured home park or subdivision; or
4. In an existing manufactured home park or subdivision on which a manufactured home has incurred substantial damage as the result of a flood.
B. Manufactured homes to be placed or substantially improved on sites in an existing manufactured home park or subdivision within the special flood hazard area that are not subject to the provisions of subsection (A) of this section must be elevated so that either:
1. The lowest floor of the manufactured home is at or 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 36 inches in height above grade and is securely anchored to an adequately anchored foundation system to resist flotation, collapse, and lateral movement. (Ord. 2009-55 § 2, 2010. 2004 Code § 15.04.085.)