Revisions to City of CoppellAREVIsIsAIS To r#F CIrY 6FF CvPfFll'S FIRM
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THIS AREA PROTECTED FROM THE 100 -YEAR FLOOD
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REVISIONS TO FIRM /FIS - 1992
COTTONWOOD BRANCH
1C - Oakbend Addition
Attached please land a copy of the final plat for this subdivision to
delineate correct street locations. There was no alterations made to
the designated flood hazard area under this development. A copy of
the report had been provided to FEMA for references only. (Plans
prepared by Nathan D. Maier Consulting Engineers.;!
2C - Shadow Woods Estates
Attached is a copy or t_he final plat for this subdivision to
delineate correct street locations. A floodplain study by Nathan D.
Maier Consulting Engineers had been forwarded to FEMA for review.
isee attachment -A, letter from FEMA dated 10,i'16/89.)
3C - Villages of _Cottonwood Creek
The floodplain and floodway delineations are incorrect, and appear to
be a drafting error. A certified copy of the "As- Built" grading plan.
for this subdivision prepared by Wier & Associates, Inc. is provided
for your use In correcting this error. This subdivision was
constructed in January. 1986. The correct floodplain / floodway line
is also delineated on a copy of the FIRM, noted as 3C.
qC - Parkway Blvd. Extension West / Coppell High School
Approximately 560 L.F. ( +) of Parkway Blvd. is extended west o*
Denton Tap Road to provide access to the Coppell High School (CHS).
Also, a certified existing grading plans (record drawings) for the
CHS, as prepared by SHW Group, Inc., dated June 9, 1988, is enclosed.
Page 1 of 10
REVISIONS TO FIRM /FIS - 1992
DENTON CREEK
D - City of Coppel]'s Corporate Limits in the Vicinity of S.H. 1.21 and
Denton Creek:
Attached annexation Ordinances #88410 & 88427 and disannexation
Ordinance #91504 are provided in support of changes made to the City
limit line in the vicinity of S. H. 121 and Denton Creek. The
attached City Limit map (scale 1" = 1200') reflects the correct
corporate limits in this area.
ID - Park Meadows Section I & II
Some of the streets currently shown on the FIRM are incorrect.
Attached final plats, for Park Meadow Section I and Section II, are
provided for correct delineation of certain streets, such as Clear
Haven, etc.
2D - MacArthur Blvd. ]Bridge Crossing Denton Creek
Attached are "As -Built Plans" for the MacArthur Blvd. Bridge along
with a letter from Mr. Phil Deaton, P.E., Carter & Burgess Inc.,
dated June 4, 1992, regarding "Vista Ridge Development" along with a
grading plan for "Island Area Along MacArthur Blvd., Exhibit "A" In
his letter Mr. Deaton appeals that the island area along MacArthur
Blvd. between the old Denton Creek and the new flood control channel
is outside of the 100 -year flood hazard area. Reference is made to
the split flow analysis that was prepared and submitted by Mr. Ron
Morrison, P.E., Case #6 -89 -236: letter dated September 5, 1990. (See
attached documents.)
3D - Lakes of CoppelliVillages of Coppell III & IV (Phases A & B)
The *_"loodplain line is delineated incorrectly in this area. The
flood hazard area south of Deforest Lane is narrower than shown. The
effective FIRM (dated 10- 16 -91) is more accurate than the preliminary
FIRM under revision. Floodplain Study Report prepared by Don Tipton
Engineers (Case #92- 06-037R) has been submitted to FEMA for review.
Attached final plats are submitted for correct delineation of
streets. We request that if review is completed, the final LOMR be
issued and the revision be shown on the City's revised FIRM.
4D - Gibbs Station
In response to FEMA's letter dated 3 -17 -92 and to support Mr. D.M.
Dowdey's request, the attached certified existing grading plans
prepared by D. M. Dowdey & Associates Inc. is provided. The FIRM
dated 10 -16 -91 correctly shows this particular area. Please note
that the base maps used by the City, in providing the previous
floodplain delineations, were the 1985 topographical maps which was
Page 2 of 10
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51
FLOOD PRONE STREET INDEX
NOTE TO USER_
AIRLINE DRIVE
This index provides a list of all streets shown on the Flood
Insurance Rate Map (FIRM) that are partially or totally within
Special Flood Hazard Areas (SFI-AsI. Thi index should not be
.kf20 ) - used as an authoritative source for Armin -whethe►
streets properties, or buildings s -Fiu►.
This index
i - co P LL D he relat ve 1� Uon
ONE- ZONE X
s AE ZONE X
- W
� a
BAKER STREET ......
I;
See, name : grid location
tG
4 NAMED STREETS
T= AIRLINE DRIVE ........ ............................(CS
` fO ALLEN ROAD ..... ............................... IG2)
_ API TI InIC 0f
REVISIONS TO FIRM /FIS - 1992
GRAPEVINE CREEK
iG - Grapevine Creek C:hannelization /Drop Structure Case #92- 06 -006P
Attached is additional information, including a letter from the Citv
regarding channel maintenance. See letters from the City, dated
5 -4 -92 and 6 -2 -92, along with A.H.H.`s letter to the City, addressing
said comments. City supports this request for issuance of the final
letter of Map Revision, and actual map revision of the area under
this appeal.
�G - Bia Cedar Addition ('Tributary G -l!
Attached is an executed copy of the final plat for street location
and delineation along Tributary G -1. Please note that Bethel School
Road is no longer a public access road from the south. Also, see a
status report letter from Mr. M. Goodwin, P.E. on Case #91- 06 -70R.
If your review of this project is completed, please reflect the map
revision on the Citv's FIRM as part of this request.
3G - Denton Tap Road Bridge Case #88- 06 -13R
A floodplain study for widening of Denton Tap bridge had been
submitted to FEM.A in 1988. The FIS profile for the portion of
Grapevine Creek Crossing Denton Tap does not show the new bridge.
Please make appropriate correction, (see attached letter from Ginn,
Inc. to FEMA, dated 11- 20 -90).
4G - Creekview Estates"Case #88- 06 -37R
The above referenced subdivision has been constructed. As per the
attached letter from Mr. William Wallace, P.E. of N.D. Maier
Consulting Engineers, Inc., the "As- Built" documents and plans are
presently being prepared. The complete "As- Built" documents are to
be submitted to FEMA in the next 30 - 60 days. See attached letter,
dated 5 -29 -92 from Mr. Wallace, P.E., along partially completed
as -built survey reap. Attached you also will find a copy of the final
piat for Creekview North showing the street location, prepared by
Don Tipton Engineers, Inc.
5G - Corporate Limits of the City of Coppeli
Attached is a copy of Ordinance #88412 in support of correct City
limit line in the southwest area of Grapevine Creek and Denton Tap
Road.
6G - Carter Estates /Street Delineation
Attached is a copy of the plat for Carter Estates showing the street
locations. Please: make revisions accordingly.
Page 5 of 10