The provisions for this district shall apply to all floodplains
mapped as A, AO or AH Zones.
Article
III applies to floodway areas; Article
IV applies to Flood-Fringe areas. The rest of this chapter applies to either district.
A. In AO/AH Zones the structure's lowest floor must meet one of
the conditions listed below, whichever is higher:
(1) At or above the flood protection elevation; or
(2) Two feet above the highest adjacent grade around the structure; or
(3) The depth as shown on the FIRM.
B. In AO/AH Zones, provide plans showing adequate drainage paths to
guide floodwaters around structures.
Upon receiving an application for development within the General
Floodplain District, the Zoning Administrator shall:
A. Require the applicant to submit two copies of an aerial photograph
or a plan which shows the proposed development with respect to the
general floodplain district limits, stream channel, and existing floodplain
developments, along with a legal description of the property, fill
limits and elevations, building floor elevations and floodproofing
measures; and the flood zone as shown on the FIRM.
B. Require the applicant to furnish any of the following information
deemed necessary by the Department to evaluate the effects of the
proposal upon flood height and flood flows, regional flood elevation
and to determine floodway boundaries:
(1) A hydrologic and hydraulic study as specified in §
290-36B(3).
(2) Plan (surface view) showing elevations or contours of the ground;
pertinent structure, fill or storage elevations; size, location and
layout of all proposed and existing structures on the site; location
and elevations of streets, water supply, and sanitary facilities;
soil types and other pertinent information.
(3) Specifications for building construction and materials, floodproofing,
filling, dredging, channel improvement, storage, water supply and
sanitary facilities.