FLOOD08745

• County: Statewide
• Community: Statewide
• Basin: Statewide
• Title: Colorado Flood Hazard Mitigation Plan
• Date: 12/1/1999
• Prepared For: State of Colorado
• Prepared By: Kistner and Associates
• Floodplain - Doc Type: Flood Mitigation/Flood Warning/Watershed Restoration

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Colorado Flood Hazard Mitigation Plan - 1999

Lett..... at Map Revision Based on FJI/ (LOMR-F): is
an official revision to a currently effective FEMA map to
remove a parcel of land from the floodplain by the
placement of compacted fill to elevate the surface of the
g round to or above the base flood elevation at that loca-
tion, (See Letter of Map Revision)

Lowest Floor: shall mean the lowest floor 01 the lowest
enclosed area (including basement), An unfinished or
"ood resistant enclosure, usable solely for parking of
vehicles, building access or storage, in an area other
than a basement area, is not considered a building's
lowest floor, provided that such enclosure is not buill so
as to render the structure in violation 01 the applicable
non-<!Ievation design requirements 01 the State of Colo-
rado Minimum Standards for Floodplain Management.

Major Disaster: Any natural catastrophe (including any
hurricane, tornado, storm, high-water, wind-driven wa-
ter, tidal wave, tsunami, earthquake, volcanic eruption,
landslide, mud slide, snowstorm, or drought), or, regard-
less of cause, any f\ood, fire, or explosion, in any part of
the United States which in the determination of the
President cause damage of sufficient severity and mag-
nitude to warrant major disaster assistance under the
stafford Act to supplement the efforts and available re-
sources 01 states, local governments, and disaster relief
organizations in alleviating the damage, loss, hardship,
or suffering caused thereby,

Mandatory Purchase: means under the provisions of
the Flood Disaster Protection Act of 1973, individuals,
businesses, and others buying, building, or improving
property located in identified areas 01 special flood haz-
ards within participating communities are required to
purchase flood insurance as a prerequislle for receiving
any type of direct or indirect federal financial assistance
(e,g" any loan, gran~ guaranty, insurance, payment,
subsidy, or disaster assistance) when the building or
personal property is the subject 01 or security for such
assistance,

Manufactured Home: shall mean a structure, trans-
portable in one or more sections, which is buill on a
permanent chassis and is designed for use with or with-
out a permanent foondation when attached to the re-
quired utilities, The term "manufactured home" does not
include a "RECREATIONAL VEHICLE."

Manufactured Home Parle or Subdivision: shall mean
a parcel (or contiguous parcels) 01 land divided into two
or more manufactured home lots for rent or sale,

Measure: Any mlligation measure, project, or action
proposed to reduce risk 01 future damage, hardship,
loss, or suffering from disasters,

National Environmental Polley Act (NEPA): p, L 91-
190, as amended, which requires that actions affecting
the environment comply with specifIC policies and pro-
cedures. NEPA requires that environmental information
be available to public officials and citizens before deci-
stems are made and actions are taken.

National Flood Insurance Program (NFIP): The pro-
gram established in 1968 under the National Flood In-
surance Act to provide property owners in floodplains
with Federally subsidized flood insurance in those c0m-
munities that implement ordinances to reduce future
flood losses, The National Flood Insurance Reform Act
of 1994 revised and strengthened many aspects 01 the
program,

National Geodetic Vertical Datum (NGVD): is the Na-
tional standard reference datum for elevations, formerly
referred to as Mean Sea level (MSl) 011929, NGVD is
used as the reference datum on most FIRMs,

Natural Grade: means the grade unaffected by con,
struction techniques such as fill, landscaping, or ber-
ming,

New Construction: shall mean obstructions for which
the .start r:A construction" commenced on or after the
effective date 01 the floodplain management regulation
adopted by a community and Includes any subsequent
improvements to such obstructions.

Non-Residential: includes, but is not Iimlled to: small
business concerns, churches, schools, nursing homes,
farm buildings (including grain bins and silos), pool
houses, clubhouses, recreational buildings, government
buildings, mercantile structures, agricullurai and indus-
trial structures, warehouses, and hotels or motels with
normal room rentals for less than 8 months' duration,

Obstruction: shall mean any wall, wharf, embankment,
levee, dike, pile, abutment, projection, excavation
(including the alleralion or relocation r:A a watercourse
or drainageway), channel rectification, bridge, condull,
culvert, building, stored equipment or material, wire,
fence, rock, gravel, refuse, fill, or other analogoos struc-
ture or maller which may impede, retard, or change the
direction 01 flow of water, ellher in IIse~ or by catching
or collecting debris carried by such water, or that is
placed where the natural flow of the water would carry
such structure or maller downstream to the damage or
detriment of ellher I~e or property, Dams designed to
store or divert water are not obstructions ~ permission
for the construction thereof is obtained from the Colo-
rado State Enginee~s Office.

Other Residential: means hotels or motels where the
normal occupancy 01 a guest is 6 months or more; a
tourist home or rooming house which has more than 4
roomers, A residential building (excluding hotels and
motels with normal room rentals for less than 6 months'
duration and containing more than 4 dwelling units) is
permitted incidental office, professional private school,
or studio occupancy, provided that the totai area of
such occupancy is limlled to less than 25 percent 01 the
total floor area within the building,

OVerbank, Left and Right: is the floodplain that lies to
the left and right, respectively, r:A the watercourse, as
one looks downstream,

Physical lIap Revision: is an official republication 01 a
map to effect changes to f\ood insurance zones, flood-
plain delineations, flood elevations, floodways and

12/27'" 10:03 PM

Appendix A . 5