When a mobile home, mobile home park or mobile home subdivision is to be developed or substantially redeveloped or reconstructed and is located either totally or partially within the floodway and/or floodway fringe areas, the following regulations shall apply in addition to those listed in Section 1466.09:
(a) No mobile home shall be placed in the floodway area except within mobile home parks or mobile home subdivisions which were existing prior to September, 1978.
(b) Mobile homes placed within the floodway and floodway fringe areas shall be anchored to resist flotation, collapse or lateral movement in the following manner:
(1) Over-the-top ties to ground anchors shall be provided at each of the four corners of the mobile home with two additional ties per side at intermediate locations. However, mobile homes less than fifty feet long shall be required to have only one additional tie per side.
(2) Frame ties shall be provided at each corner of the home with five additional ties per side at intermediate points along the mobile home. However, mobile homes less than fifty feet long shall be required to have only four additional ties per side.
(3) All equipment used to tie down the mobile home shall be capable of carrying a force of 4,800 pounds.
(4) Any addition to a mobile home located within the floodway area shall be anchored in a similar manner.
(c) For new mobile home parks and mobile home subdivisions, and for expansions to existing mobile home parks and mobile home subdivisions, and for repair, reconstruction or improvement of the streets, utilities and pads in such mobile home parks and mobile home subdivisions, any of which takes place in the floodway fringe area, the following restrictions shall apply.
(1) Stands or lots shall be elevated on compacted fill or on pilings so that the lowest floor of the mobile home shall be elevated to at least one foot above the intermediate regional flood protection elevation.
(2) Adequate surface drainage shall be provided along with ample access for a hauler.
(3) If the stands are elevated on pilings, lots shall be large enough to permit steps. Pilings shall be placed in stable soil and shall be not more than ten feet apart. Any pilings which are located more than six feet above the ground level shall be reinforced.
(d) Any mobile home which is to be located, reconstructed or repaired, on an individual lot not associated with a mobile home park or mobile home subdivision, and which is located either totally or in part in the floodway fringe area, shall meet those requirements for elevation, drainage and piling design set forth in this section.
(e) All mobile home parks and mobile home subdivisions located within the floodway area shall develop an evacuation plan indicating alternate vehicular access and escape routes and shall submit copies of such plan to the civil defense agencies for the City and the County and to any other disaster relief agency deemed appropriate.
(Ord. 78-7. Passed 9-25-78.)