Woodridge-CS 890929KIMLEY-HORN & ASSOCIATES, INC.
12660 COlT ROAD, SUITE 200
DALLAS, TEXAS 75251
(214) 386-7007
RECORD OF CO'NVERSATION:
VERBAL
TIME:
CALL BE~EEN
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On the above date the following was discussed:
~TELEPHONE
AND
.,m,:
Title:
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If there is any discrepancy between the above statement and the conversant's interpretation of
the conversation, please notify Kimley-Horn & Associates, Inc. Immediately.
DON ^ T I P T~N I NC
CON$IJLTING ENGINEERS ~
5330 Belt Line Road. Suite C Garland, Texas 75043
(214) 226-2987
DOR A. ~IPTON, . INC.
TELECOPIER COVER LETTER
I
:.
NAME:
FIRM:
. ADDRESS:
the
TELECOPY NU~E~ I:
FROM:
of,. Pages
.To tm!: Number
DON A. TIPTON, . INC..
6330 B'elt L~ne Road, .Suite "C."
Garl and,. TeXas 750~3 .
( 21 ~) . 226'.-19 46%T~l~co~imr
(214) '2'16-19~7-Businsss
: ~ (Including Cover
If you do not receiv'~' all
-'above business numbs=.
of'the pa~es,.pI~ase call,~ender a~ the
;];NO
"' TABLE A-16
ELM FORK
COMPARISON OF SCENARTOS TO FEMA BASE FLOOD ELEVATIONS (BFE)
IO0-YE~.R FLOOD WATER SURFACE ELEVATIONS
Locat t on
.Fl oDd
Insurance Exi sting Future Modi fi ed
Study (BFE)* Discharges Discharges Floodway
Loop 12,
Sta 295+20
426.7 427.1 427 . 6 428.1
Royal Lane,
Sta 592+70
432.1 432.5
432.4 433.1
436.7 436.9
Valley View Lane,
Sta 680+80
436.1 436.3
D/S Grapevine
Creek,
Sta 847+50
439.3 439.4 439.7 439.9
U/S Sl~ & SW
Railroad,
Sta 890+50
443,2 443,9 444.8 445.2
Sandy Lake Road,
Sta 937+60
Composite
Future
I.H. 35 E,
Sta 1109+30
430.5
O/S Indian Creek,
Sta 1185+80
435.1
438.4
S.H. 121,
Sta 1476+40
441.4
Left relief
hrtdge at
S.H. 121,
Sta 1485+20
444.1
445.0 445.7 446.4 446,7 448.4
450.3 452.2 452.7 452.9 456.6
451.8 453.1 453.5 453.7 457.7
461.1 462.0 462.2 462.8 462.g
464.1 464.1 464.1 464.2.1 464.1
*Source: 1986 Lewtsvtlle and Elm Fork Flood Insurance Study
A-40
FLOODPLAIN DEVELOPMENT CHECKLIST
The fotlowinll items represent a brief outline of Items required by the Clt~ of Copper!
tn,order to develop tn a floodplain. References are taken from Ordinance 87390.
Reference Item
Art.
All modeLs must refer to the 2 yr, I00 yr e'xisttng, 100 yr ultimate,
and Iow flow.
Art. 4C-2{a)
Art. 4C-2(b)
Art. 4C-2(c)
Art. 4C-2(e)
Lowest floor must be higher than BFE + 2' and I00 yr (ULT.) + 1'.
Existing and fully developed 100-year floodplain must be delineated.
Determine flood storage loss data.
Flood levels caused by the deve[opn'.ent plus any anticipated future
developments must be less than the I00 yr (ULT) and the 1980 FIS
BFE* 1'.
Art. 4C-2(f)
Any changes in the floodplain must be submitted to FEMA according
to their procedures.
Aa.
Art. 5B-I,2
Att. 5B-1-2
Art. 5C-4
Art. 5C-5
Art. $C-6
Must show evidence of all necessary permits; Local, State and Federal.
Elevation of lowest floor of shallow flooding areas must be greater
than highest adjacent grade + 2' or the structure must be Hood protected.
All work ~nust be certified by a P.E. or R.P.S.
The following special note must be included on the plat "Floodplain
Development Permit Application No. has been filed with the City
of Coppell Floodplain Administrator on , 19. , Floodplain
Administraror Date.
Boundry's of floodplain and floodway must be shown on plats.
Lowest floor elevations for 'each lot must be shown on site grading
plan.
Ar~. 5C-7
A permanent bench mark' must be established within a subdivision
development.
Art. 5e-8
A followinl~ special note must be included on the plat.
'The developer, bu{lder, seller or agent shall inform in writing, eacll
prospective buTet of sul~liviston lots ot ptopett), located vi:bin special
flood hazard areas ol' thiis site that such property L~ in as Identlflect
flood hazard area and chat all development must co~orm to the
provisions of the City of' Coppell Flcxxiplain Management Ordinance.
The written ~ottce shall be filed for record Lu the County deed records
ampi a copt of the notice must accompany the application for
development patmit.'
The above items are only a brief checklist of items need to comply with Ordi~tnce' No.
87390, · detailed .review of this Ordinance ts necessa~f tn order to fully understaml its
contents.
Any submittal tn connection with · floodplain development m~ust Include the above items.
Thi~ submittal must ~s a minimum also include the following:
· Text describing where the basic data was obtained, what la Intended, and the
................. : results, all tn sufficient detall so that it ts fully ~mderstandable and supportable. · ...... "-'
'Exhibits must Be presented that clarify data. These must include:
Water surface profiles, cross sections, work maps, floodplain 'an~ floodway
delineations for both existing and improved conditions. 'Comparisons must
Be shown between existing and proposed conditions for velocities, water
surface elevations, storage, and any other impact.
Computer
printouts.
models must
be presented tn detaLt, Not just input.and/or summary
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LEGEND
1~
~ YR.
/ /'/
'.1 I
I
,~NOY f.~l~ ROAD
EXISTING CONDITIONS
o
25
1(>0 YR.
FLOODPL~ I N .
50(> YR.
FLDODPL~ I N
SC~L~: 1= - 5O0'
_. 44,5 -