23-25 Amending Chapter 6, Article 9, of the South Bend Municipal Code to Update the Regulations for Flood Damage Prevention

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or greater chance of flooding in any given year. Special flood hazard areas are designated by the Federal Emergency Management Agency on Flood Insurance Rate Maps and Flood Insurance Studies as Zones A,AE,AH,AO,Al 30, A99, or VE. The SFHA includes areas that are flood prone and designated from other federal, state, or local sources of data including but not limited to best available flood layer maps provided by or approved by the Indiana Department of Natural Resources,historical flood information reflecting high water marks,previous flood inundation areas,and flood prone soils associated with a watercourse. (68) Start of construction includes substantial improvement, and means the date the building permit was issued, provided the actual start of construction, repair, reconstruction, or improvement was within 180 days of the permit date. The actual start means either the first placement of permanent construction of a structure on a site, such as the pouring of a slab or footings, the installation of piles, the construction of columns, or any work beyond the stage of excavation; or the placement of a manufactured home on a foundation. Permanent construction does not include land preparation, such as clearing, grading and filling; nor does it include the installation of streets and/or walkways;nor does it include excavation for a basement, footings, piers, foundations, or the erection of temporary forms; nor does it include the installation on the property of accessory buildings, such as garages or sheds not occupied as dwelling units or not part of the main structure. For a substantial improvement, the actual start of construction means the first alteration of any wall, ceiling, floor, or other structural part of a building, whether or not that alteration affects the external dimensions of the building. (69) Structure means a walled and roofed building, including a gas or liquid storage tank, which is principally above ground. The term includes a manufactured home, as well as a prefabricated building. It also includes recreational vehicles installed on a site for more than 180 consecutive days. (70) Substantial damage means damage of any origin sustained by a structure whereby the cost of restoring the structure to its before damaged condition would equal or exceed 50 percent of the market value of the structure before the damage occurred. (71) Substantial improvement means any reconstruction, rehabilitation, addition, or other improvement of a structure, the cost of which equals or exceeds 50 percent of the market value of the structure before the "start of construction" of the improvement. This term includes structures that have incurred "repetitive loss" or"substantial damage" regardless of the actual repair work performed. The term does not include improvements of structures to correct existing violations of state or local health, sanitary, or safety code requirements which have been identified by the local code enforcement official and which are the minimum necessary to assure safe living conditions. (72) Temporary structure (Public Freshwater Lakes only) means a structure that can be installed and removed from the waters of a public freshwater lake without using a crane, bulldozer,backhoe,or similar heavy or large machinery.Examples of a temporary structure include the following: 12