01-928 City Code Flood Plain OverlayCITY OF MERIDIAN
ORDINANCE NO. 01- ~
AN ORDINANCE OF THE CITY OF MERIDIAN PERTAINING TO FLOOD
DAMAGE PREVENTION AMENDING SECTION 10-6-5.B. 1, RESIDENTIAL
CONSTRUCTION BY THE ADDITION THERETO OF A NEW SUBSECTION
C., TO AMEND SECTION 10-6-5.C.2, FLOODWAYS, FOR THE ADDITION
THERETO OF THE REFERENCE OF SECTION "10-6-5", AND FOR THE
ADDITION OF A NEW SECTION E, ALL OF CHAPTER 6 OF TITLE 10
FLOOD DAMAGE PREVENTION; AND REPEALING CHAPTER 11 TITLE 11
MERIDIAN CITY CODE (FLOODPLAIN OVERLAY DISTRICT (FP); AND
PROVIDING AN EFFECTIVE DATE.
NOW, THEREFORE, BE IT ORDAINED BY THE MAYOR AND CITY
COUNCIL OF THE CITY OF MERIDIAN, ADA COUNTY, IDAHO:
SECTION 1: That Meridian City Code Chapter 6 of Title 10, section 5.B. 1,
PROVISIONS FOR FLOOD HAZARD REDUCTION, Specific Standards,
Residential Construction, be, and the same is hereby amended by the addition
thereto of a new subsection c. to 5.B. l, and to read as follows:
10-6-5.B. 1. Residential Construction:
B. Specific Standards: In all areas of special flood hazard where we base flood
elevation data has been provided as set forth in subsection 10-6-3B or 10-6-
4C.3. of this Chapter, the following provisions are required:
1. Residential Construction:
New construction and substantial improvement of any
residential structure shall have the lowest floor, including
basement, elevated to or above base flood elevation.
AMEND 10-6-5.B.1 AND 10-6-5.C.2 FLOOD DAMAGE
PREVENTION AND REPEALING CHAPTER 11 TITLE 11
FLOODPLAIN OVERLAY DISTRICT (FP)
Fully enclosed areas below the lowest floor that are subject
to flooding are prohibited, or shall be designed to
automatically equalize hydrostatic flood forces on exterior
walls by allowing for the entry and exit of flood waters.
Designs for meeting this requirement must either be
certified by a registered professional engineer or architect
or must meet or exceed the following minimum criteria:
A minimum of two (2) openings having a total net
area of not less than one square inch for every
square foot of enclosed area subject to flooding shall
be provided.
(2)
The bottom of all openings shall be no higher than
one foot (I') above grade.
(3)
Openings may be equipped with screens, louvers, or
other coverings or devices; provided, that they
permit the automatic entry and exit of flood waters.
The lowest finished floor area of the residential structures,
including mobile/manufactured homes, shall be elevated to
be no less than 12 inches (12") above the flood elevation.
SECTION 2: That Meridian City Code Chapter 6 of Title I0, section 5.C.2,
PROVISIONS FOR FLOOD HAZARD REDUCTION, Specific Standards,
Floodways, be, and the same is hereby amended by the addition thereto of a new
reference to 5.C.2,, and to read as follows:
10-6-5.C.2. Floodways:
Floodways: Located within areas of special flood hazard established in
subsection 10-6-3.B. of this Chapter are areas designated as floodways.
Since the floodway is an extremely hazardous area due to the velocity of
flood waters which carry debris, potential projectiles, and erosion
potential, the following provisions apply:
1. Encroachments: Prohibit encroachments, including fill, a new
construction, substantial improvements, and other development
AMEND 10-6-5.B.1 AND 10-6-5.C.2 FLOOD DAMAGE
PREVENTION AND REPEALING CHAPTER 11 TITLE 11
FLOODPLAIN OVERLAY DISTRICT (FP) 2
unless certification by a registered professional engineer or
architect is provided demonstrating that encroachments shall not
result in any increase in flood levels during the occurrence of the
base flood discharge.
Compliance Required: If subsection C. 1. above is satisfied, all
new construction and substantial improvements shall comply
with all applicable flood hazard reduction provisions of Section
I0-6-5 of this Chapter. (Ord. 564, 11-19-1991)
SECTION 3: That Meridian City Code Chapter 6 of Title 10, section 5.,
PROVISIONS FOR FLOOD HAZARD REDUCTION, be, and the same is hereby
amended by the addition thereto of a new subsection E., and to read as follows:
I0-6-5.E. Storage Of Materials And Equipment:
Storage Of Materials And Equipment: Materials that are buoyant,
flammable, noxious, toxic or otherwise injurious tO persons or property
if transported by flood waters are prohibited. Storage of materials and
equipment not having these characteristics is permissible ouly if the
materials and equipment have low damage potential and are anchored
or are readily removable from the area within the time available after
forecasting and warning. (Ord. 430, 4-2-1984; amd. 1999 Code)
SECTION 4: That Meridian City Code Chapter 11 of Title 11, FLOODPLAIN
OVERLAY DISTRICT (FP), be, and the same is hereby repealed.
SECTION 5: All ordinances, resolutions, orders or parts thereof in conflict
herewith are hereby repealed, rescinded and annulled.
SECTION 6: VALIDITY: The Meridian City Council hereby declares that any
section, paragraph, sentence or word of this Ordinance as adopted and amended
herein be declared for any reason to be invalid it is the intent of the Meridian City
Council that it would have passed all other portions of this ordinance independent of
the elimination herefrom of any portion as may be declared invalid.
SECTION 7: DATE OF EFFECT: This Ordinance shall be in full force and
effect within one (1) month after its passage, approval and publication, according to
law.
AMEND 10-6-5.B.1 AND 10-6-5.C.2 FLOOD DAMAGE
PREVENTION AND REPEALING CHAPTER 11 TITLE 1 !
FLOODPLAIN OVERLAY DISTRICT (FP) 3
PASSED_BY THE COUNCIL OF THE CITY OF MERIDIAN, IDAHO, this
day of -~/YT~/~"~Z~, 2001.
APPROVED BY THE MAYOR OF THE CITY OF MERIDIAN, IDAHO, this __
of ~4~ze~~-'-', 2001.
day
ATTEST:
City Clerk
Z:\Work~Vl~leridiankMeridian 15360Ivl~Ordinances City HaIIX2001
Ordinances~AmendRepealFloodDamagePrevANDFloodPlainOverladOrd060101 .doc
AMEND 10-6-5.B.1 AND 10-6-5.C.2 FLOOD DAMAGE
PREVENTION AND REPEALING CHAPTER 11 TITLE 11
FLOODPLAIN OVERLAY DISTRICT (FP)
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