New construction, alterations and substantial improvements of residential dwellings and manufactured homes, including replacement of manufactured homes, must be constructed.
(A) Elevation of the lowest floor. The lowest floor of the building, including an attached garage or basement must be two feet or more above the base flood elevation (ARM § 36.15.701(3)).
(B) Enclosure. Enclosures of elevated buildings cannot be dry flood proofed. Use for an enclosure is limited to facilitating building component access. The enclosure, including a crawlspace must be wet flood proofed and the enclosure floor must be at or above the base flood elevation. An attached garage floor must be two or more feet above the base flood elevation.
(C) Recreation vehicles. Recreational vehicles on site for more than 180 days or not ready for highway use must meet the requirements for manufactured homes for residential use.
(Prior Code, § 11.06.100.030) (Ord. 6, passed 3-16-1981; Ord. 2021-15, passed 12-20-2021)