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(53) New construction for floodplain management purposes means any structure for which
<br /> the "start of construction" commenced on or after the effective date of a floodplain
<br /> management regulations adopted by a community and includes any subsequent
<br /> improvements to such structures.
<br /> (54) New manufactured home park or subdivision means a manufactured home park or
<br /> subdivision for which the construction of facilities for servicing the lots on which the
<br /> manufactured homes are to be affixed(including at a minimum,the installation of utilities,
<br /> the construction of streets,and either final site grading or the pouring of concrete pads)is
<br /> completed on or after the effective date of the community's first floodplain ordinance.
<br /> (55) North American Vertical Datum of 1988 (NAVD 88) as adopted in 1993 is a vertical
<br /> control datum used as a reference for establishing varying elevations within the
<br /> floodplain.
<br /> (56) Obstruction includes, but is not limited to, any dam, wall, wharf, embankment, levee,
<br /> dike, pile, abutment, protection, excavation, canalization, bridge, conduit, culvert,
<br /> building, wire, fence, rock, gravel, refuse, fill, structure, vegetation, or other material in,
<br /> along,across or projecting into any watercourse which may alter,impede,retard or change
<br /> the direction and/or velocity of the flow of water; or due to its location, its propensity to
<br /> snare or collect debris carried by the flow of water, or its likelihood of being carried
<br /> downstream.
<br /> (57) One-percent annual chance flood is the flood that has a one percent (1%) chance of
<br /> being equaled or exceeded in any given year. See"Regulatory Flood".
<br /> (58) Physical Map Revision(PMR)is an official republication of a community's FEMA map
<br /> to effect changes to base (one-percent annual chance) flood elevations, floodplain
<br /> boundary delineations, regulatory floodways, and planimetric features. These changes
<br /> typically occur as a result of structural works or improvements, annexations resulting in
<br /> additional flood hazard areas, or correction to base flood elevations or SFHAs.
<br /> (59) Prefabricated Building is a building that is manufactured and constructed using
<br /> prefabrication. It consists of factory-made components or units that are transported and
<br /> assembled on-site to form the complete building.
<br /> (60) Principally above ground means that at least 51 percent of the actual cash value of the
<br /> structure,less land value, is above ground.
<br /> (61) Public Freshwater Lake means a naturally formed lake (not man-made) that has been
<br /> used by the public with the acquiescence of a riparian owner. The term does not include
<br /> the following:
<br /> (a) Lake Michigan.
<br /> (b) A lake lying wholly or in part within the corporate boundaries of any of the three
<br /> (3) cities having the largest population in a county having a population of more
<br /> than four hundred thousand (400,000) but less than seven hundred thousand
<br /> (700,000).
<br /> (c) privately owned body of water:
<br /> (i) used for the purpose of surface coal mining; or
<br /> (ii) created as a result of surface coal mining.
<br /> A listing of Indiana public freshwater lakes is maintained in Natural Resources
<br /> Commission Information Bulletin#61.
<br /> (62) Recreational vehicle means a vehicle which is:
<br /> (a) built on a single chassis;
<br /> (b) 400 square feet or less when measured at the largest horizontal projections;
<br /> (c) designed to be self-propelled or permanently towable by a light duty truck; and
<br /> (d) designed primarily not for use as a permanent dwelling, but as temporary living
<br /> quarters for recreational camping,travel, or seasonal use.
<br /> (63) Regulatory flood means the flood having a one percent (1%) chance of being equaled or
<br /> exceeded in any given year, as calculated by a method and procedure that is acceptable to
<br /> and approved by the Indiana Department of Natural Resources and the Federal Emergency
<br /> Management Agency. The regulatory flood elevation at any location is as defined in Section
<br /> 8
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