HomeMy WebLinkAboutContract 63929Date Received: 09/10/2025 Permit No.: SWFMA-25-0069
Time Received:
9:28 a.m.
City Secretary No.: 63929
STORMWATER FACILITY
MAINTENANCE AGREEMENT
THIS AGREEMENT, made and entered into this 6th day of September
2025, by and between INLAND TRUCK PARTS COMPANY, a Minnesota corporation,
acting by and through Greg Klein, its duly authorized Chairman of the Board, CEO,
President, and Treasurer, hereinafter referred to as "Landowner", and the City of Fort
Worth, hereinafter referred to as "City".
WITNESSETH
WHEREAS, the Landowner is the owner of certain real property described as a
tract of land situated in the David Odum Survey, Abstract No. 1184, Tarrant County,
Texas being a portion of Lot 1, Block 33, Mark IV Business Park, an addition to the City
of Fort Worth, Tarrant County, Texas, according to the plat recorded in Cabinet B, Slide
1752, Plat Records, Tarrant County, Texas and according to the deed recorded in
Document No.-D215035455, Deed Records, Tarrant County, Texas, hereinafter called the
"Property";
WHEREAS, the Landowner is proceeding to build on and develop the Property
according to the Site Plan/Subdivision Plan known as Inland Truck Parts and Service
hereinafter called the "Plan", which is expressly made a part hereof, as approved or to be
approved by the City and the Landowner provides for management of storm water within
the confines of the Property; and;
WHEREAS, the City and the Landowner, and their successors and assigns, agree
that the health, safety and welfare of the residents of the City of Fort Worth, Texas require
that on -site Stormwater Management Facilities be constructed and maintained on a portion
of the Property; and
STORMWATER FACILITY MAINTENANCE AGREEMENT
Rev. 03/01/2022 BN
WHEREAS, the City requires that on -site Stormwater Management Facilities
("Facility") as shown on the Plan be constructed and adequately maintained by the
Landowner, its successors and assigns, the location and dimensions of which is shown and
more particularly described by metes and bounds in the attached Exhibit "A" ("Facility
Property"); and
NOW, THEREFORE, in consideration of the foregoing premises, the mutual
covenants contained herein, and the following terms and conditions, the parties hereto
agree as follows:
1. The Landowner, its successors and assigns, shall adequately construct and
maintain the on -site Stormwater Management Facility ("Facility") at no
expense to the City of Fort Worth in accordance with the design specifications
for the Facility, attached as Exhibit "B", and the current standards then in force
and effect in the City of Fort Worth and with the Operations and Maintenance
Plan attached to this Agreement as Exhibit "C". The Stormwater Facility
includes all pipes, channels or other conveyances built to convey Stormwater
to the facility, as well as all structures, improvements, and vegetation provided
to control the quantity and quality of the Stormwater. Adequate maintenance is
herein defined as good working condition so that these facilities are performing
their design functions. The Stormwater Structural Control Maintenance
Checklists, attached to this Agreement as Exhibit "D", are to be used to
establish what good working condition is acceptable to the City.
2. The Landowner, its successors and assigns, shall inspect the Facility and
submit an inspection report to the City annually. The purpose of the inspection
is to ensure the safe and proper functioning of the Facility. The inspection
shall cover the entire Facility, berms, outlet structure, pond areas, access roads,
etc. Components of the Facility, which need maintenance or replacement to
perform their design function, shall be noted in the inspection report along with
the corrective actions to be taken.
STORMWATER FACILITY MAINTENANCE AGREEMENT 2
Rev. 03/01/2022 BN
3. The Landowner, its successors and assigns, hereby grant permission to the
City, its authorized agents and employees, to enter upon the Property and to
inspect the Facility Property whenever the City deems necessary. The purpose
of inspection is to follow-up on reported deficiencies and/or to respond to
citizen complaints. The City shall provide the Landowner, its successors and
assigns, copies of the inspection findings and a directive to commence with the
repairs if necessary.
4. In the event the Landowner, its successors and assigns, fail to maintain the
Facility in good working condition as specified herein, the City, its authorized
agents and employees, may enter upon the Facility Property and take whatever
steps necessary to correct deficiencies identified in the inspection report and to
charge the costs of such repairs to the Landowner, its successors and assigns.
It is expressly understood and agreed that the City is under no obligation
to routinely maintain or repair said Facility, and in no event shall this
Agreement be construed to impose any such obligation on the City, such
obligation is Landowner's.
5. The Landowner, its successors and assigns, will perform the work necessary to
keep the Facility in good working order as appropriate. In the event the City
pursuant to this Agreement, performs work of any nature, or expends any funds
in performance of said work for labor, use of equipment, supplies, materials,
and the like, the Landowner, its successors and assigns, shall reimburse the
City upon demand, within thirty (30) days of receipt thereof for all actual costs
incurred by the City hereunder. In the event that Landowner or its successors
or assigns fail to pay the City for the costs incurred under this section, the City
shall impress a lien for the costs of such work upon other lots owned by the
Landowner. Such lien shall be perfected by filing in the office of the County
Clerk of Tarrant County, Texas an affidavit identifying the property to be
charged with such lien, stating the amount thereof, and making reference to
this Agreement.
6. This Agreement imposes no liability of any kind whatsoever on the City. THE
LANDOWNER AGREES TO HOLD THE CITY HARMLESS FROM
STORMWATER FACILITY MAINTENANCE AGREEMENT 3
Rev. 03/01/2022 BN
ANY LIABILITY IN THE EVENT THE FACILITY FAILS TO
OPERATE PROPERLY. LANDOWNER COVENANT AND AGREE
AND DOES HEREBY INDEMNIFY, HOLD HARMLESS AND DEFEND
THE CITY OF FORT WORTH, ITS AGENTS, SERVANTS AND
EMPLOYEES FROM AND AGAINST ALL COSTS, EXPENSES,
LOSSES, DAMAGES, CLAIMS OR CAUSES OF ACTION
WHATSOEVER ARISING, OR WHICH MIGHT ARISE, FROM THE
FAILURE OF LANDOWNER OR ANY FUTURE OWNERS OF THE
ABOVE FACILITY PROPERTY TO MAINTAIN THE FACILITY,
INCLUDING, BUT NOT LIMITED TO THE BED AND BANKS OF
THE DETENTION POND; ANY DAMAGES CAUSED TO PERSON OR
PROPERTY DUE TO (1) FLOODING OF THE POND AND ITS
BANKS, (2) SLOPE FAILURE OF THE BANKS OF THE POND, OR (3)
FAILURE OF THE POND OR ITS BANKS TO OPERATE IN A
MANNER CONSISTENT WITH CITY OF FORT WORTH CRITERIA
TO PERFORM ANY OTHER DUTIES OR OBLIGATIONS
HEREUNDER.
7. Landowner covenants and agrees that no habitable building shall be erected
within the boundaries of the Property in which the Facility is located as
outlined on Exhibit "A" but this paragraph shall not preclude construction of
other improvements within the boundaries of the Property in which the Facility
is located, which do not impede drainage. Landowner covenants and agrees
that no habitable building shall be erected on the above property abutting such
boundaries of the Property in which is Facility is located, which shall have a
finished floor at an elevation less than two feet above the maximum depth of
water in the detention pond which would occur during a 100-year frequency
flood.
8. This Agreement shall be recorded among the land records of Tarrant County,
Texas, shall constitute a covenant running with the land, and shall be binding
on the Landowner, its administrators, executors, assigns, heirs and any other
successors in interests, including any property owner's association.
STORMWATER FACILITY MAINTENANCE AGREEMENT 4
Rev. 03/01/2022 BN
Executed this 6th day of September
CITY OF FORT WORTH
Jesica McEachern
Assistant City Manager
City of Fort Worth
Date: 09/06/2025
Approved as to Form and Legality:
Al. lieVill Anv(el'-s, //
M. Kevin Anders, II (Sep 5, 2025 11:24:55 CDT)
M. Kevin Anders, II
City Assistant Attorney
City Attorney's Office
Date:
09/05/2025
ATTEST:
Jannette S. Goodall
City Secretary
Date: 09/10/2025
2025.
LANDOWNER
INLAND TRUCK PARTS COMPANY
a Minnesota corporation
By: Greg K
Its: Chairman of the Board, CEO,
President, and Treasurer
Date: 9f Z/Zot)�
Contract Compliance Manager:
By signing, I acknowledge that I am the
person responsible for the monitoring and
administration of this contract, including
ensuring all performance and reporting
req ire ts.
Kandice Merrick
Planning Manager
Date: 09/05/2025
STORMWATER FACILITY MAINTENANCE AGREEMENT 5
Rev_ 03/01/2022 BN
STATE OF TEXAS §
COUNTY OF TARRANT §
This instrument was acknowledged before me on September 6th, 2025 by
Jesica McEachern, Assistant City Manager of the City of Fort Worth, on behalf of the City
of Fort Worth.
e
KATHLEEN BRADFORD
Notar PublicSTATE OF TEXAS
Notary I.D. 12197197
My Comm. Exp. Apr. 12, 2027
LANDOWNER
STATE OFt
COUNTY OF cst�rV
Notary Public, State of Texas
A
I
BEFORE ME, the undersigned authority, a Notary Public ' and for the State of
.,RAS , on this day personally a peared ��' �"
(name), CG'0 �,+-1 title), known to me to be the
dV person whose name is subscribed to the foregoing instrument, and acknowledged to me
that he/she executed the same for the purposes an
consideration therein expressed, as the
act and deed of rude Ll l d (entity), a
AUAIIII&IC'.. (entity type) and in the capacity therein
stated.
GIVEN UNDER MY HAND AND SEAL OF OFFICE this �1-0 day
of 120,25 .
�.►��1 SARA NYAFORH
NOTARY PUBLIC
STATE OF KANSAS
otary bIifc%—te44�
®fit 10 1 SS I Lvv &Vvl AES
It-21(3i/Z62-3-
STORMWATER FACILITY MAINTENANCE AGREEMENT 6
Rev. 03/01/2022 BN
EXHIBIT "A"
LEGAL DESCRIPTION
STORMWATER FACILITY MAINTENANCE AGREEMENT
Rev.03/01/2022 BN
z
R
N
R
EXHIBIT "A"
0 5/8" IRF LOT 4, BLOCK 33
(CM) MARK IV BUSINESS PARK
REMAINDE\, CAB. B, SL. 814
BLOCK 33 \C.T.
MARK IV BUSINESS PARK '
�o VOL. 388-100, PG. 42
P.R.T.C.T. '
00 BRUCKNER TRUCK SALES, INC.
VOL. 12980, PG. 83
W D.R.T.C.T. '
N PLACE OF l
BEGINNING �+ '
= POINT FROM WHICH A
2" ALUM. CAP
"RPLS 4773" i
BEARS S75'22'51 "E, 1.03'
3258�,
Q m m c�
04 Q m d /
— Q
o < U SWFMA BOUNDARY N�4280g�1,1,
/ 0.453 AC. 32 .90,
' (19,735 SQ. FT.)
/
VEY
00um S�R11g4
C)OD T N0.
� AB
cz � c; LOT 1, BLOCK 33
W W MARK IV BUSINESS PARK
4 N CAB. B. SL 1752 0�
04 / P.R.T.C.T.
2,�� INLAND TRUCK PARTS COMPANY ' �
G;
a 14
3 INST. NO. D215035455
m lo' UTTi O.P.R.T.C.T.
\ vOL -3 g O�ASE<7eNT
\ R. 7-C T PG. 42 W
5/8" IRF"��, VOC. 881GNT OF
�0 W W #)P
4
\R`Tc T PGgY� \
' \ 1 /2" IRF
(CM) 5/8" IRF
\ \ "DAVIS 5
/
/
/
N75 22'51 "W
120.92'
M Y
MQ �`
Uat(O
ONrn
m w � N 14 37'09 "E
_ Z J (j
uj V' . 57. 98'
SURVEYOR PREPARING THIS EXHIBIT:
m
a. YEA, a. 2 E WIER &LAMAR BLVD.,ITASS00ELOCIATETON, TEXAS6S, INC.
5151 HEADQUARTERS DR., SUITE 115 PLANO, TEXAS 75024
Texas Firm Registration No. F-2776 www.ViierAssociates.com (817) 467-7700
3 Texas Board of Professional Land Surveying Registration No. 10033900
/
S14 34'52 "W
63.16'
Q
3�
�4
vl � ai
�o
I
/
/
20'x20' PUBLIC OPEN
SPACE EASEMENT
VOL. 388_100, PG. 42
P.R.T.C.T.
111
* L E G E N D*
CM CONTROLLING MONUMENT
IRF IRON ROD FOUND
® SWFMA BOUNDARY
SWFMA BOUNDARY
FORT WORTH, TARRANT COUNTY, TEXAS
DRAWN BY. CLM SHEET NO. 1 OF 2 I REV.
APPROVED: ALS 1
z
a
w
N
N
I
J
J
D
w
J
Q
z
0
ZE
0
z
0
U
z
w
z
0
N
Q
m
EXHIBIT "A"
m
P
vi
a
N
N
a
i
fne
C
z
z
a
N
a
9
FIELD NOTES — DESCRIPTION
SWFMA BOUNDARY
BEING A TRACT OF LAND LOCATED IN THE DAVID ODUM SURVEY, ABSTRACT No. 1184
TARRANT COUNTY, TEXAS, BEING A PORTION OF LOT 1, BLOCK 33, MARK IV BUSINESS
PARK, AN ADDITION TO THE CITY OF FORT WORTH, TARRANT COUNTY, TEXAS, ACCORDING
TO THE PLAT RECORDED IN CABINET B, SLIDE 1752, PLAT RECORDS, TARRANT COUNTY,
TEXAS, (P.R.T.C.T.), AND BEING MORE PARTICULARLY DESCRIBED BY METES AND BOUNDS
AS FOLLOWS:
BEGINNING AT A POINT IN THE WEST RIGHT—OF—WAY LINE OF LONE STAR BOULEVARD
(A 100' WIDE RIGHT—OF—WAY) AS SHOWN ON THE PLAT RECORDED IN VOLUME 388-100,
PAGE 42, P.R.T.C.T., SAID POINT BEING THE NORTHEAST CORNER OF SAID LOT 1 AND THE
SOUTHEAST CORNER OF A TRACT OF LAND DESCRIBED IN A DEED TO BRUCKNER TRUCK
SALES, INC RECORDED IN VOLUME 12980, PAGE 83, DEED RECORDS, TARRANT COUNTY,
TEXAS, (D.R.T.C.T.), FROM WHICH A 2" ALUMINUM CAP FOUND STAMPED "RPLS 4773"
BEARS S 75'22'51" E, 1.03 FEET;
THENCE S 14'34'52" W, ALONG THE EAST LINE OF SAID LOT 1 AND THE WEST
RIGHT—OF—WAY LINE OF SAID LONE STAR BOULEVARD, A DISTANCE OF 63.16 FEET TO A
POINT, FROM WHICH A 1 /2" IRON ROD FOUND BEARS S 18-36'12" W, 363.08 FEET, SAID
IRON ROD BEING THE SOUTHWEST END OF A RIGHT—OF—WAY CORNER CLIP AT THE
INTERSECTION OF THE WEST RIGHT—OF—WAY LINE OF SAID LONE STAR BOULEVARD WITH
THE NORTH RIGHT—OF—WAY LINE OF NORTHEAST PARKWAY (A 68' WIDE RIGHT—OF—WAY)
AS SHOWN ON SAID PLAT RECORDED IN VOLUME 388-100, PAGE 42, P.R.T.C.T.;
THENCE N 74'28'09" W, DEPARTING THE EAST LINE OF SAID LOT 1 AND THE WEST
RIGHT—OF—WAY LINE OF SAID LONE STAR BOULEVARD, A DISTANCE OF 325.90 FEET
TO A POINT;
THENCE N 14'37'09" E, A DISTANCE OF 57.98 FEET TO A POINT IN THE NORTH LINE OF
SAID LOT 1 AND THE SOUTH LINE OF SAID BRUCKNER TRACT, FROM WHICH A 5/8" IRON
ROD FOUND BEARS N 06-07'14" E, 844.06 FEET, SAID IRON ROD BEING THE NORTHWEST
CORNER OF LOT 4, BLOCK 33, MARK IV BUSINESS PARK, AN ADDITION TO THE CITY OF
FORT WORTH, TARRANT COUNTY, TEXAS, ACCORDING TO THE PLAT RECORDED IN CABINET
B, SLIDE 814, P.R.T.C.T.;
THENCE S 75'22'51" E, ALONG THE NORTH LINE OF SAID LOT 1 AND THE SOUTH LINE OF
SAID BRUCKNER TRACT, A DISTANCE OF 325.81 FEET TO THE PLACE OF BEGINNING AND
CONTAINING 0.453 ACRES (19,735 SQUARE FEET) OF LAND, MORE OR LESS.
NOTES:
(1) ALL BEARINGS SHOWN HEREON ARE CORRELATED TO THE TEXAS STATE PLANE
COORDINATE SYSTEM, NORTH CENTRAL ZONE 4202, NAD OF 1983, AS DERIVED BY FIELD
OBSERVATIONS UTILIZING THE RTK NETWORK ADMINISTRATED BY ALLTERRA CENTRAL, INC.
(2) THIS EXHIBIT WAS PREPARED WITHOUT BENEFIT OF A CURRENT TITLE COMMITMENT.
(3) THIS SURVEY WAS MADE ON THE GROUND DURING THE MONTH OF MARCH, 2025
UNDER THE DIRECT SUPERVISION OF AARON L. STRINFELLOW, R.P.L.S. NO. 6373.
YESURVEYOR PREPARING THIS EXHIBIT:
2' E WIER &LAMAR BLVD.,ITASS00ELOCIATETON, TEXAS6S, INC.
5151 HEADQUARTERS DR., SUITE 115 PLANO, TEXAS 75024
Texas Firm Registration No. F-2776 www.WierAssociates.com (817) 467-7700
Texas Board of Professional Land Surveying Registration No. 10033900
SWFMA BOUNDARY
FORT WORTH, TARRANT COUNTY, TEXAS
DRAWN BY. CLM SHEET NO. 2 OF 2
APPROVED:AILS
I REV.
1
z
a
w
N
N
I
J
J
D
w
J
a
z
0
z
0
U
z
w
z
0
(N
a
m
EXHIBIT "B"
DESIGN PLAN AND SPECIFICATIONS
STORMWATER FACILITY MAINTENANCE AGREEMENT
Rev. 03/01/2022 BN
LEGEf p COMPOSITE CXA CALCULATIONS
0.1011S MAI,,Ab-u ou-jFv(1
DENOTES MAJOR DRAINAGE
AREA DIVIDE
DENOTES MAJOR DRAINAGE
AREA SUBDIVIDE
DENOTES FLOW PATH FOR TIME
OF CONCENTRATION CALCULATIONS
A I DRAINAGE AREA
o.es AREAVACRES: 0"�11nV�
D.P.A DESIGN POINT
NOTE.
f rl 1 \ 1 CONTOUR DATA DEVELOPED UTTL/ZING Z W
TNR/S DATAHUB LUDAR DATA, DATED z
sots. W a
{g. Llzo
t G� \\ REMAINDER \� �v�1 ` I-- O J
3i OQ �. /-r BLOCK 33 \ I J N �` 11 y N i
Tit / MARK IV BUSINESS PARK' \ D h I�LOT N rR, BLOCK 32f
l PG 92 {�� ) ; �� MARKIV BUSINESS PARK
VOL.
R.T.L.388-100, T. l / li..� (� ( ' CRB. B. SL 2031 ✓/-� a Q m,�
\ BRUCKNER TRUCK SALES, IN
L \ VOL 12980, PG 63
THE PURPOSE OF THIS TABLE IS TO CC MPARE Cx VALUES USING CALCULATED 1 \y, D.R. T. C. T. ppp `V IX �
I ZONING BOUNDARY LINE COMPOSITE C VALUE MATH LAND USE C VALUE. HIGHER Cx VALUE WAS UTILIZED IN / n �� I�j� ry. P U 1 / i ~1" �/ W_ q
.......................... EXISTING CONTOUR %L/ n/T PROPOSED CONTOUR
FLOW DIRECTION ARROW
lk-�i• ��-
1 669 z
ENRRE AREAy-
�,/ { �` SHOWN ZOH/NG: K 'R ° i I.I
�_� ���i�AA
to
- --6 1
-=B���
l ,� _ A AND TRU PARTS TOM ANY-
\ \ /~� / / •�.-.- I I "�... i ...�'� N6T. NO 15035455 �•- ,I 'LR
BP
LO 6, CK 33 7 \
\ �J MA�Rnp IV B SLN,E-S77S PARK \\ 1 `� J ! _O..T.C.T.
P .TiT,OlO 11 <\ 1\_ J'"`\\ \\ 1\ I III ( MARK IV llIB�USNESS PARK
LOT I, BLOCK 33 �f
o eo Too so caB,
e. s 1752 \ \ J I ` Io l I P.R.T. .� fI r
PA \ \\ \ _` \ 1 1 �'S➢� -_ l i '/ I I
\ 9 T l (( I 0.47
I 1 l _ / �'• .%�^T II \ 1� L LOT 9R, BLOCK
IR
LOT
MRK IV2BUSINESS PARK 1/� \ I I ( I II �bll Lam\� i \ If�� MACAR
V BU SNE62031RK '.
CAR,P.R.TSC.T960 / `I I I I U 'l \ F -tea I ury+I6. �I P.R.T.C.1. so
1 \ l-690)1 I ` I�✓ I' °`e� 1/ A-aA znc511
n 1 \ �4 \ ( \ I I II of l 0.12�T �..
m
�' j
1/--i CAB A. SN.
/ LOT T, OCK 331
xl11 1 1 °1' MARK IV BUS 44ESS>010A K P% \ ) / \) ` I I'•,
VI I 1 I / P.R.T G.T I
W\� V �' (�?�\ll �/ 1 f I A-IB o.zz �)II"�a Ia�� _ I �j Iu-sB�I. II Z d
0.52 I III f�
4 1r \� 1\\� 1 12 (�� �1� \�� -c-► A-, A �_I Vic=��-�--��.,� r`r �' �- _ _= �i;\ �/ � ,.�� �_->`���� _- d � U
Q
o
1 v= sus C7
\ 1 ..�..�• \ RCP BUILT 1976
7
W 0
\ AJ
SITE 50, BLOCK ��\ \ \ 11 \ I it = II I� i I / SIT I, PLC 26
DARK IV BUSINESS P 1 MARK IV BUSINESS PARk
EXISTING CONDITIU/l lrr./•Lrr�/•u.�a %1F1 C/�LG�[j(J��IOI��S vmL 388-100, PG 42 t� ( I voL/sea-I . PG a3 /
C=030C=0.84 C=078 C=090 C=056 --P .T.0 T. 11\� 11 I pqT T
COMMERCIAL, COMMERCIAL, COMMERCIAL, STREETS, ROW, TIME OF CONCENTRATION CALCULATIO S4t4
DRAINAGE TOTAL INDUSTRIAL, INDUSTRIAL, INDUSTRIAL, DRIVES, WALKS, I O O O - A,
GE TRAVEL OVERLAID RAGE TIME OF 'N
UNIMPROVED GRAVEL
a AREA AREA CHURCH, CHURCH, CHURCH, ROOFS, (In /hr) On /hr) (In./hr) (cfs) (cfs) (cfs) DRAINAGE DISTANCE AVERAGE FLOWn VELOCITY TRAVEL CONCENTRATION
DESIGNATION (ACRES) AREAS SCHOOL (4% SCHOOL (10% SCHOOL (20% DETENTION AREAS tc 1VEAR SPEAR f00 YEAR 1YEAR SPEAR 100 YEAR AREA (FT.) SLOPE(%l (FT/Vf)TIlf�J4 (MIN) 4
OPEN SPACE) OPEN SPACE) OPEN SPACE) PONDS C.A ( npnw Sr S '�ccTTp COMMENTS F
nl�) S�yAyry � / � lt/ I A-ib �jQ Q$� OVERLAND SHEET FLOW(GRASS, SHORT) 015 7 � •••i•,..`. L. ,G ••��
tl8 �f 1? Q 9 [ ) 4" E y0 SHALLOW CONCENTRATED (UNPAVED) - j �I 1 1.6 v �'� •
u.>2 0.13 039 388 1 S'$� �iFi T$' '�1 (l, •s<7ta
A-1IS 4.64 ON 3.1R 3.88 15.1 3.22 4.54 8.00 12.5 I 1] 8 /1
A-2 0.52 038 �./4 045 10 389 5,51 976 1.8 2j R.
W CONCENTRATED(PAVED) - I 32 9� 151 > yoLS
�j� 'L O IdAID SHEET FLOW (GRASS, SHORT) 0.15 I 0 2 d 2
A-313 3.37 031 'I 1A u.» 0.01 183 129 351 4.95 875 6.4 91I pbf) 1 ��Q LOW CONCENTRATED (UNPAVED - I 2.4 1.1 0
A3B 09] 031 OAS 0.48 0.52 f0 389 5.51 9T8 2A 29 5 N HALLOW CONCENTRATED (UNPAVED) - I 21 2]
A4A 0.11 f0 3.89 5.51 8.78 0.4 PYRtt;HT u+
A<B 028 0.39 70 3,89 5,51 9.76 1.5 I 2.1 3.8 110 0,90 SHALLOW CONCENTRATED (UNPAVED) 12 1yEAg A8500ATE8 NL,
C % - 35 8.60 OVERLAND SHEET FLOW (GRASS, SHORT) 0 15 0 3 1 9
A -SA 022 0.20 70 389 551 9]6 0.8 11 21 DATE >f nf2025
A-5B 040 P12 �)ft 0y'{j 10 � 9 551 94� 1.4 19 3.4 271 1 a'HALLOW CONCEMRATED (Pp.VED�_. - 25 10 129 yygp
p DP.A 1123 251 152 3.53 b]4 OAS 84 - - - - 283 � 399 ]0.5 EENOTEI NOTES: - •,`,• ,• SHEET H®
zL� NOTE1.AVEIItVc .�-.,.,... .c TABLES WERE DETERMINED USING �naa rvic�rniw w�iw Inc vvtn�naa �uVL
1. DE SGN POINT FLOWS ARE SIMPLE SUM OF FLOWS FROM AREAS A-1A TO A-5B, 2. ALL OTHER TIME OF CONCENTRATIONS ARE LESS THAN OR EQUAL TO THE 10 MI MUTE MINIMUM
C=0,30
C=090 0=U5d
STREETS, ROW,
DRAINAGE TOTAL
AREA AREA
DESIGNATION (ACRES)
UNIMPROVED
AREAS
DRIVES, WALKS,
GRAVEL
ROOFS,
DETENTION AREAS
CALCULATED
COMPOSITE
C
CxA
A-1A 0.52
1 016
037
A-iB 464
119
_345
0]4v! _QQyy
-P71
0.]5
083
Ili
345
043
10
A-2 052
00]99
11A11
A-3B 0.97
0.31
I 11:7� 1T.48
0.54
52
A-4Aq 0.12
I 012
L1aZ
I
92
011
0 IS
015
A -SA �
I
0 910
0 20
A-5B 0.40
012
02A
673
029
LEGEND
- ,.�vJ, LJ r/MGVJY,/JU.,,WFxll
DENOTES MAJOR DRAINAGE
AREA DIVIDE
DENOTES MAJOR DRAINAGE
AREA SUBDIVIDE
DENOTES FLOW PATH FOR TIME
OF CONCENTRATION CALCULATIONS
DRAINAGE AREA
A -I
o. s5 AREA ACRES ro�
D.P.A DESIGN POINT
AUwIIw 3LA,. Art'I LINE
........................ cAio ml, W... Van
PROPOSED CONTOUR
FLOW DIRECTION ARROW
1:Ur.,r'U�rr
r a
L XA 1.A L.JLATIOW
..= 30
C=0.80
C=056
STREETS, ROW,
DRAINAGE TOTAL
AREA AREA
DESIGNATION (ACRES)
UNIMPROVED
AREAS
DRIVES, WFS K"'
ROOFS,
CETENTION
GRAVEL
AREAS
:ALCLLATED
COMPOSITE
C
C.A
A-1A 0.52
0.04
085 0'.
454
1W
349
0.76
343
A-2
0.52
0 OT
0 45
0.83
043
A-3A
0 95
1 0.51
0 44
0.58
0 55
A-3B
005
1OB
088
13E
11.,3
Ub
��i�
U
RD
R
�.99
AAA
�
p�]�],'yj
(
A46
021)
004
U'T8
0,80
0,16
AAq 4C
00g w,;1
007
0
AS6
TIRE PURPOSE
W
OF THIS TABLE
012
IS TO COMPARE
717;ry9}
�26
CxA VALUES USAF CALCULATED
nO.,gT,q��3
'0.ld
p0.19
02J
COMPOSITE C VALUE WITH LAND USE C VALUR. HIGHER C! VALUE WAS UTILIZED IN
DRAINAGE CALCULATIONS
34�
PARK
' V°
MARK IV BUSINESS PAp1�
!
J
J
GL E.RCRLOW GUTTERFLOW
DESIGN.r.c-rn...,c.,r.a�-rr..,..cVELOCITYVELOCITYVOL.
388-100P 92 BRUCKNER TRUCK SALES,
R T. C.T VOL 12980, PG.
HNC
83 'F}'/
(
POIM
0100 (cfs) yQ100 (cfs)V PRE-P(pR�OJECT POST-(PpR)OJECT
1$.°t(
WP
�jD.R.T.C.T.
V,__0_6
1
31{)
�dd7 34 34POND
N/ASUAP WASUMP
N281
c�01.0
SVOLUME
TO RESULT IN NET ZERO
IN RUNOFF AT O.P. A FROM SITE )
1
5954e�l
6
)] 2T
92U
5'!! PIISGMP wA u
JINCREASE
�
I 10,81E C.F.%
VOLUME PROVIDED = 19.491 C.F.
r1,' f v_
lil l
C BL2031
I P.R T.C.T -J
S W 12
'�
(NET DECREASE OF 1.0 cfs IN OVERALL
Ip
UNDETAINED FLOW RATE FROM AREAS A-3A,
a Q o
° (
WATERSHED IMPACT AT D.P. A) (SEE DESIGN °a
POINT TABLE THIS SHEET & SHEET C-D302
u
A-3B & A-3C = 18.6 cfs
ALLOWABLE RELEASE = 12.8 cfs TO RESULT IN
y
W ••�
FOR DETENTION CALCULATIONS)
0.67
FROM SRO INCREASE IN RUNOFF AT D.P. A
iE
\- v�-`-'- �-- 1
\ !
(18.6 cfs - (76.3 cfs - 70.5 cfs) = 12.8 cfs)
ADDITIONALREDUCTION IN THEALLOWABLE
AREA
ZONING K
-
-�
) ill
WAS REQUIRED AS
( OF CHANGES TO COMBINATION OF DOWNSTREAM
W
STREET SURFACE FLOW AND STORM DRAIN
Z
\
679�
ai 0.46
II
) HYDRAULICS TO MEET CONDITION STATED IN
>
I
NOTE 2 THIS SHEET.
W
M \' i `q ` lr�� `�L (V' LOT AIA2A I. BLOCK 33
W ( 1 MACAB B SL.T1960RK fffl ( 14
■ 1 1 ``\r� �L ��I� % I\� PR TC.T.
BLOCK
MARK IV BU51t1E35 PA(ZK
CA P. R,T54,T OIOI
J GGII 1l!
Lu
m - -
-r -�
\ l Mgr/ A e 8 r rr J
.I DEVELOPED CONDITION DRAINAGE AREA CALCULALOLIS
..-0.30 C=0.88 C=0.S4 C=u. u.SO C=D.56
COMMERCIAL, •COMMERCIAL, COMMERCIAL, STREETS, ROW,
UNIMPROVED
1 DRAINAGE TOTAL INDUSTRIAL, INDUSTRIAL, INDUSTRIAL, DRIVES, WALKS, GRAVEL I I I Q Q
- AREA
AREA
CHURCH, CHURCH
CHURCH,
ROOFS,
AREAS
(in /hc)
U. /hr)
(ln /tr.)
(cfs)
(cfs)
(cfs)
_ DESIGNATION (ACRES)AREAS
SCHOOL (4% SCHOOL (10%
SCHOOL (20%
DETENTION
tc
1 YEAR
5 YEAR
100 YEAR
7 YEAR
5 YEAR
100 YEAR°
OPEN SPACE) OPEN SPACE)
OPENSPACE)
PONDS
CxA
(min)
STORM
STORM
STORM
STORM
STORM_
STORM COMMENTS
- 11A
J5_
0.4E
10
3.69
: 551
9,76
1S
Lo
III,?i
I
= A -SA
0.
0.18
U.ii
0.65
10
3.89
5,61
d.l�
�.✓"
3.6
b.b
- A-3B
15
11 pf
113
I
I
0.99
10
3.89
551
9.76
39
5.$
A-3C
0 EB
0.?A
122
0.27
10
3S9
551
9.76
1 1
1.$
- A-30
- A-3EA
1 22
0.87
0 34
18
0 Oi
0 47
0.53
OAS
134
10
3.44
3.89
4 86
5 51
8.58
9.78
1
1 9
`.4
0�
0.02
A-4A
0'D
c13
0-
10
3,89
551
9,76
05
0.1
A-4B
02
••'//
I-0.18
iD
3.89
551
9.76
07
1.0
- AdC
02Tj
007
019
0.23
10
3.89
551
9.76
0.9
1�
A-5B
O Ed
12
f1?1
U
0.35
10
3.89
5.51
9.i8
0.8
1.9
70
34
I BLAND TRUCK( PARTS C.0
ICANY I } $ J I lull l > >
\ MST. NO{ D21503545M OC Of
O.P.R.T.C.T. \ H N
LOT I, BLOCK 33 \ / \
A-3B MARK IV eINESip
IL
S PARK \ ' A_4L a' 1 Yq
I . 13 0-6
CAB. B, 1752 \ a 0.26 O
P.R. Q O
LOT 4R. BLOCK 32 Fyp.
A-413 �i 1 Illm ) 4y A L- MARK IV BUSINESS PARK w
1�l 0.20
0.13
I
A l
A-5A Ill 0 40
0.23
J
/
a
O
6
f(��
�� �
J
Q
H m<
;Ili
IW\
� �,�-
�
z Q
_ /�
O
13
W W
I. DRAINAGE AREAS A 1A, A 2, A M,, A-4A, A-46, & A-5A ARE NOT ROUTED THROUGH THE O Q
/ OEIENDON POND. AREA A-3D /S PRIMARILY OFF -SITE UNDEVELOPED FLOW. THE POR77ON OF
-y AREA A-30 ON -SITE REMAINS AS OPEN CUSS AREA. 97F GRADING ROUTES FLOW FROM AREA
/>r
✓6�, 3D AROUND THE DETENTION POND TO LONE STAR PARKWAY AND /T IS NOT CONSIDERED /N
�-` �E DETENTON POND CWALCULgq7�(g�Ngg�
NT2. ETENRON POND ALLOWABLE NW'Ik lrA,c ,� w4.w,.n,ZD TO RESULT /N A NET -ZERO OR
LSJ
SITE 50, 6N _KK II WKR SURFACE FLOW RATE /N THE STREET AT DESIGN POINT A" RELA77VE 70 THE
MARK IV BUSINESS PARK
PRE_pR0„ECT COND177ON AS INDICATED IN THE DES/GV POINT TABLE PRONDED THIS SHEET.
`V9L_ ga-wo. PO 92 3 UDNIOUR DATA DEVELOPED URUZ/NG 7NRI5 DATAHUB bDAR DATA, DATED 2019.
TIME OF CONCENTRATION CA`P/ULATIONS
TRAVEL UVERLANO AVEERAGE TI ME OF
DRAINAGE DISTANCE AVERAGE FLOW n VELOCITY TRAVEL CONCENTRATION
AREA (FT) SLOPE
IITey; �y,..ev.ewe VALUE (FT./SEC.)TIME(MIN.) (MIN)
A -lb Q �v,�$� TORT) 0.15
IS WO ySHALLOW CONCEMRATED (UNPAVED) 1 26
815 235 SHALLOW CONCEMRATEO (PAVEL\1j7J_1 - 3.2 42 151
A-3D 65 230
SHALLOW CONCEMRATED ((URASNPAV�EU( 0.15 I f ( 4.2
b.7� Lt2�r�RnTFnaIY', _ 3.� 1�
1% 068 SHALLOW CONCENTRATED (UNPAVED) 1.3 24
60 360 SHALLOW CONCEMRATED(UNPAVEgI
35 4.00 SHALLOW CONCENTRATED (UNPAVE }
18 2 DO SHALLOW CONCENTRATED (UNPAVED) - 2.5 01 134
qr�Fl.!.k,%�:t
� A
�� ZrLS
PYRx:HT tG
WER a A550DATE5 N0.
A
_� DP.A 1123 1.39 185 353 �30 2.6t1 048 01 '� \ 4 �'19.i N.2 776 SEENOTEI NOTES SHEET H®
NO 1. AVE((n v ULi RA.,vv Nirc,Ao�w vvckc �c,cnmiirvc�wnw inPu mciruvu wuw , MnTR55TOOL.
1. DESIGN POINT FLOWS ARE SIMPLE SUN OF FLOWS FRUM AREASA-IA TU A-5B. 2 ALL OTHER TIME OF CONCEMRATIONS ARE LESS THAN OR EQUAL TO THE 10 MINUTE MINIMUM
DENOTES WATERSHED BOUNDARY V �
DENOTES MAJOR DRAINAGE ? z
( t AREA DIVIDE z
S' �-:"` rs, .F- DENOTES MAJOR DRAINAGE .` h,\C °. ° g\F-••�;-- _-,----'1 3� o ✓ l 'i L\ �z ___ AREA SUBDIVIDE F a^
\\ \ 1�-'��^�-., .� �1ht�f 17 )! DENOTES FLOW PATH FOR TIME a =
V�}III�� 1� V A\ OF CONCENTRATION CALCULATIONS 0
�! DRAINAGE AREA LYl_
` \ \ \ �. F t°. :..\ l \ �- l ���/f �� 1 di /.! A -I DFSI'NATI(NJ DRAI,NAGF ..
� �i \. 'i t •� 1/ �In�,,l�'-+i
�V�JY
��>—��x�>� �_� _ DESIGN POINT a�
-� ��1 c� ZONING BOUNDARY LINE
/ ii i� J�r..,-�� 1�1%-c-�_) A� A b a -^?•� ,- �� _ — �--�� �_— _���---- _ EXISTING CONTOUR ?r it
7�7
PROPOSED CONTOUR W=„'
FLOW DIRECTION ARROW WIN z
�/��°{�S ) ��---s• lo.a.aaal -.1alo.aI�I -1��I1{!!���� °`i�n I �9)}���I�! =�✓I.! �1�( ��? 1/_W .o-4 [l�. �J�br �CeL A -=I�/Zr�A �� I )A G1> +) 1 CQ,�°L! �� ����aA imf �s1!� v�!I I o1 (/�a -�\°fiS }rst�-�- �.� 1`\ I 1K I\ .QI i1 tyl �i, �V/\ �\)A�I(� \V>��°t T /%�iT �—!iiy 2iII 11tiS/lI 1I�I1��L�\ �s���ti�.��\l.\< )� �,���I>) ) �) 1-�`��}S' 'LI R L.=I
�io \ r�_>\ -� � �iw� �z H'I/lV o %1 ^ _AA°�S . "I�'�.� 4\'1\t , I� . V orsn �i1) _ .tite.�_l(r -���- ( n�o-. z\es�1se 41yA \'�II) S �\�} 1 \1rr1am�Y`S - —`°�lL r�A't 1I SSl —1l_ Sl F1'r�'`ti-°Ij'_-1� ,o�n�n-. 2s7o;emhvs, '>-�3�� .0°� a' • _>°\��_ Cr
PI
.rrW>warna
26 ENDRE AREAJ W zoNWc
1 y\
) L l_ -25i—e(ciTow CONCRETE
TENTIA 22FONo ---
-
�3n 1, �•�; Ii' - � I `! � Y ,.-,. i � `r` 'A r�� i < I as �.e - - -�„- ,`✓ � 1 J- �- _ 1� � � a
2. 6T h j .- ��� � mil, '■
2.0 =1 1� \ ■
I \1 1 ■■
/ ��) \( So
I
SEE ON SITE
DRAINAGE AREA MAPS1 fJ I
. :1 I A I'� C /r .so ) �Y _ _ - ��_' o�•°
c-DIOI a c-DI02 FOR A-IzB 4 Yf A 17- THIS AREA.
\ r'1' • � } ! �
Lu
�1-1
��
J. 1/� / �� S'� •�^'° o 'J' / I / Q
t{�H`"� 2
A-Gc
A -GA 1 A-9e '
2 ��.... '{ 1 > z oG A-G I.4z 1 v o ae 1 4 1 29
e ( ✓ ( 1 A -I 1 i ��-� r/. /� r S yr `'s S /4�
_ T'
' r ` I %s✓ o- A "
A- A o. zo RF��o"LEc 1TREE S t / // / C ��) 7 / !� " tiM a.- y £ti l/�' �f/ ;Sam i. • _ (_ Q
es t Low = llz.o °rs/ l J ��
v A OST-PRoj. srREET d/ �� r _ _ W
_� ow = uo.s as / / j l ) 1 �. �S _�— a r/� /
4 J
a Z
cr
TIME OF CONCENTRATION CALCULATIONS U W
w �� ti�� \\�`-��` 4 S•C t 5\ \1\```�. \ 1 ? ( DRAINAGE DISTANCE AVERAGE VELOFLOW nCIJV(,EiLEOCITY TRAVEL CONCEMRATION O
AREA (FT.) SLOPE%1 TYPE OF CONVEYANCE VALUE 11 ISEC.)TIME1 IN) (MIN)
A -EA 50 71 o D SHEET FLOW (RANGE N9ru L� 0.1a p 4
500 �I LOWCONCENTRATED (UN PAVE - f� NOTE. PURPOSE OF THIS DRAINAGE AREA MAP AND
1. 0 E44LLOW CONCENTRATED (UNPAV� - 1.8 �.4
(„ CALCULATIONS SHOWN ON SHEETS C-DI04A,
;a• ' I �� — �., 1v .�s 1d� rw LI o.1a os s C-DI04B, C-DI04C, C-0104D, C-DI04E 8 C-DI04F
° py g�gr�p��gt7p yy��tq
���-.°3� ( (��(J�SH4CL6�6'cUNLiVfHAIE'oA - - a.D �.a 1z.T
y r- 1 m v .L '° rY-. S �+-� �� -.`^ A A ✓ p6 ARE FOR OVERALL PRE B POST PROJECT COMPARISON
A-10AB 100 OVERLAND SHEET FLOW (CONCR 0.011 1 3 1.3
�,z LOINcoecENTUTED - AND DEVELOPMENT OF ON -SITE DETENTION POND
$}iAL
\ e $r ,,._�` \ \` ��\ } �� / fs s'SHALOWCONCEMRATED(UNU ) - to 12 TAILWATER CONDITION. yr.- • •.t�
�j ! L\� \ y �...,T.: �!)� \ ��C \ (, 3S.R 0 84 SH4LLOW CONCENTRATEO (PAVE - 1.8 3.2.' '•`
` W{',DJJCENTRATED IUNPA p)(( - [ iM1 P-P I..GR%(iVM.
S"WLLCOVG CONCENTRATED( K1H - b4,y F92�I5N
��a�✓���'i \\ �., ) Y) ,S\\ �t �����` .(!I\IL%L\. I �rlry �01 ry�ryj�g7 �1 �, )9 q,3 15.5
A-12B �N5y0 S rE' FCl1W l�(2AS , TI 0.15 I3.4 CONTOUR DATA DEVELOPED 'h oz5'
J//J ' \� �'�"" �•y5� ' o.>' ( ? �J L i 9 ��fTi'�g - LIT I�� /NC 77VNUB
LVAR DATA, DATED 2019.
W
I:OPYRH+HT®
0.5 G.0 Ik _ !_5 wFne
1.1 G r yy119 s DATE si sixox5
680 0.90 GUTTER - 9�'9 d2 15.0 yyAy�
ND Es: 0 200 400 so0 will fs4 NO.1. AVERAGE VELOCITIES SHOWN IN THE TABLES WERE DETERMINED USING TR55 METHODS USING TIREWnTR55 TOOL.
2 ALL OTHER TIME OF CONCENTRATIONS ARE LESS THAN OR EQUAL TO THE 10 MINUTE MINIMUM. \ c`ib a
c, y
Z W $
cMurA �n�u nn _A
vr nvnvlw
nu�a
F
=a
C0_.30 c=_8a _ ua
W
DRAINAGE
.,MMERCI
INDUSTRIAL,
a 01
ARFA
TOTAL
AREA
INDUSTRIAL, INDUSTRIAL, (DRIVES,
UNIMPROVED CI#1R(.H, rHI_RCH, rHI_R(.H,
WALKS,
ROOFS, GRAVEL
I
/ar1
I
/M1r1
I
!in /M1r)
O
({fc)
O
lHa1
O
lOh1
(,� a gg'�
DESIGNATION
(ACRES)
AREAS SCHOOL (4% SCHOOL (10% SCHOOL (20%
OPEN SPACE) OPEN SPACE) OPEN SPACE)
DETENTION AREAS
PONDS
tc
C xA (min)
(n
1 YEAR
STORM
(in
S YEAR
STORM
100EA YR
STORM
1 VEAR
STORM
5 YEAR
STORM I
100 YEAR
STORM
COMMENTS
O J' 6
V=
A-1A
0.52
0.13 0.39
0.38 10
3.89
5.51
9.78
1.5
2.1
3.7
N
A-1B
4.84
0.18 3.15
1.31
3.88 15.1
3.22
4.54
8.00
12.5
17.6
31.0
0 51
Q Y
A-1
U.52
U.38
U.14
0,45 I U
3,69
5.51
4
9.76
1.8
2.5
4.4
u '-
u fa j '� o
I
A-3A
A-3B
A-4A
3 37
0.97
0 12
1.88 1 13 0.34
0.31
0 01
0.18 0.48
0 12
1 83 12.9
0.52 10
Oil 10
3 51
3.89
3899
95
5.51
55
8 75
9.76
976
6.4
2.0
0.4
9.1
2.9
0.9 I
18.0
5.1
1.1
R . g M �-
W y ad �
A-4B
A-5A
A-58
047
022
0.40
0.28
0.12
0 19
022
0.26
03 10
020 10
0.35 10
389
3.89
3.89
551
551
5.51
976
976
9.76
1.5
0.8
1.4
2.1 1
1.1
1.9
3.8
2.0
3.4
5
y W
W e ^
A-6
A-7
A-8A
0.81
0 20
583
0.22
0 08
2.58 267
059
012
0 58
0.72 10
0 18 10
3 65 12.7
3.89
3 89
3.53
5.51
5 51
499
9.76
9 76
882
2.8
0.7
12 9
4.0
1.0
18.2
7.0
1.8
32.2
Y
v
' w
A.n_R
3Rn
33n
nnn
317 1n
3A9
551
97R
123
175
3n9
A-9A
A-9B
A-9C
A-10
2 06
1 42
0.48
3.98
0.01 205
142
0.23
3.32
0.25
0.59 0.07
181 10
125 10
0.43 10
3.49 10
389
389
3.89
3.89
551
5 51
5.51
5.51
976
976
9.76
9.76
7.0
4.9
1.7
13.6
10.0
6.9
2.4
19.2 I
17.7
12.2
4.2
34.1
NC w
V U yg
A-10.1A
A-10 1 B
2.67
18.34
2.67
1.54 11.42
201 337
2.35 10
14.21 15.5
3.89
32 0
5.51
4 50
9.76
7 94
9.1
45 5
12.9
83.9
22.9
112 8
SEE NOTE 1
ni € a
ot1 O
A:'11
A-12A
A-12B
.70
9.54
5 54
1.'37 2.28
1.00
0.29 1 30
1n5
8.54
172 253
313 1n
5.66 15
420 15
38a
3.23
323
551,
4.55
455
-76
8.02
802
122
18.3
136
172
25.8 1
19.1
3nc
45.4
33.7
SEE NOTE 2.
* Q
J " S
Z w ffi r
A-13
A-14
129
3.20
0.96
0.10 0.44
0 33
0.34 2.32
0 59 10
2.02 10
3 89
3.89
55
5.51
9 76
9.76
2.3
7.9
3.3
11 A
5.8
19.7
¢
Z O
L
A-i5
A-16
u.i8
1 86
U.51
1.60
U."
0 26
U.-iu
0 71 10
3.89
3 89
5.51
5 51
9.76
9 76
2.5
2.8
3.5
3.9
6.2
6.9
f
J O
-
o
m 0
A-17
AA 8
A-19
113
158
1.60
n.89
1.34
1.21
024
024
0.39
noa 1n
062 10
1.37 10
3no
389
3.89
cc1
551
5.51
o7a
976
9.76
a_7
2.4
5.3
-
3.4 1
7.5
oe
6.1
13A
N
A-20
1 46
1.09
0 37
066 10
389
551
976
2.8
3.6
6.4
A-21
M22
2.38
V.88
0.37
U.53
2.01
0.35
2.12 10
0.47 lu
3.89
3.89
5.51
5.51
9.76
9.76
8.2
La
11.7
2.5
20.7
4.6
i
A-23
3 89
288
1 01
310 10
389
551
976
121
17.1
30.3
AREA PASSES THROUGH AN EXISTING DETENTION
POND WITH RELEASE RATE OF 11 0 cfs - SEE NOTE
W
Lu
W
A-24
A-25A
143
3.03
0.51
3.03
192
1.26 10
2.67 10
389
3.89
551
5.51
978
9.76
49
10.4
6.9
14.7
123
26.1
Z
0 0
a
A-25B
A-26
A-27
A-29
0.65
312
050
0 92
0.03
1.53 064
1.40
0.fi2
045 050
0.50
0 66 026
0.57 10
171 10
0.45 10
0 74 10
3.89
389
3.89
389
5.51
551
5.51
551
9.76
976
9.76
976
2.2
6.7
1.8
2.9
3A
9.4
Z.51
4.1
5.6 _
16.7
4.4
17.2
a
I Q
I¢5y L�f J
W � E.i
NOTES
b J
U
1 DRAINAGE AREA A-10 1A
CONTRIBUTES TO THE BIG TOWN CONCRETE DETENTION POND WITH A DISCHARGE RATE
OF 4.3 afs PER APPROVED DRAINAGE STUDY DS-22-0079.
70.c
=
2. TIME OF CONCENTRATION
FOR AREA A-12A WAS OBTAINED FROM APPROVED DRAINAGE STUDY DS-23-0100.
LL W Q
3 DETENTION POND DATA OBTAINED FROM COWSER TIRE RECAP FACILITY FINAL iSWM AVO 23533A, ER516, DATED APRIL 13, 2016.
Lu It
LL
LLI
C
m
J Z
Q Q
0
0
NOTE. PURPOSE OF THIS DRAINAGE AREA MAP AND
CALCULATIONS SHOWN ON SHEETS C-DI04A,
C-D10415, C-DI04C, C-DI04D, C-DI04E 8 C-DI04F
_As 4.
':y '
4
ARE FOR OVERALL PRE 8 POST PROJECT COMPARISON'
AND DEVELOPMENT OF ON -SITE DETENTION POND
G�
/Eo
w
G
TAILWATER CONDITION.ry"7s.L.
O
_
COPYRIGHT (9
WER a ASSOGAIB INC.
_ / I
WAN 2 020
SHEE7 KID.
c_ D94@
CRESS CROSS 106YR SYR
Lrvr trove
coePen
SYR
EnJIVeLEN7
PRE -PROJECT COMPUTATION Qf,}WIY SHEE r FOR DETPBMNING
BTeEET Me,NN!NG_
CAPACRYMF LUR rENING \ET ON GMNfCF E D
IY IIPP I �
e1rxT_rry
LE.NGaH ?mini
Iu FT
SYcm 1LnYEee
INLET ORAINAGEAFEA
SLOPE SLOPE
SLOPE e,
DEPM DEPTH
- - -
OF FLOW
IpgEgp
OF CROSS
., ° be
Ell N
$C 0
NT STFAR -EAR
COEFFICIENT
c-IMY TOTAL tO0.YEAR YEAR
YEAR
CAR a YEAR
TOTAL
-
WAY DESIGN
FEOUIREO PROVIDED
EFFICIENCY CAPACITY
CARRY- CARRY-
_I.
OEiIG14 Inte
__ - I IRUNOFF cONc
SIAIIU4 AeeA
I AREn I COEFF' THE S" ST2 'Stc
'YI) 'Yrc
"I"
-
I" Se"
PAvtMtry INeN1I
IT ItWse
gRiER V ROM1rr
IrvIENS --
RUW I O I
FLVW G R
t,APAC
I O
Y STiw.t
LT LENGTH L
.. .O.
ULT E -
FL r t,t>rmaEn
t7ry LVW I
Pa N0.
N0. (scree) (mn0 (NPo (NPo (Nip
(tp (Itl
(ft)
(Po fiMp
(Noel
(INN)
LEON
(cf8) (Ore) (I. (cie)
(cfe) (Gel
(cfe)
(Po (10
(GB)
'I. o.) ..I I , 1
1 2
IS AB
9 4 5 8 7 8 9 10
N.. A-0 O00 0.5 10 0023� 0.024 0.
11 1fA
05 029
12
150
i7A 13
121 002
ib
CCOL2-10.UNDIV-PP f68)(EI
15 le
0010 551
1]
40
18 19 20 21
00 40 978 70
22 29
00 7.0
240 25
INS 1.
28 2]
4804 5
28 29 30
oil 39% 2.]
31 32 5
13 43 CARRY-OVERTDINLETA]
M7 MB
f
80t5 MB. 0.20 ON 1101 0.010 0�
6�
0. 024
142
10.0 0.04
CC_,0NDIV-PP(BN(E)
OOD. 5.51
111
3 23 9.76 IS
43 6.1
1.
11..1 1.
l6ol 10'
25.43 10
012 73
0.3B 2]]% 4.1
10.0 �1.4 CARRY-OVERTOINLETMBC SEE NOTEI
M2 BD All D.6 D D
A-f0 14..1 A-10 3.) 0.5 10 000� 002 022
D5 145
O80 051
#2
340
,66 ON
Z55 OM
.0O-IO-UNDN-PP(BM(E)
CCOL2-T0.NRJSPP(fOq(E)
D0,6 55,
0010 551
25
192
,D3 ,26 976 44
00 18.2 9]8 341
14 311
00 911
„D, D9
52 1.
4o=s 10
7961 ID
ON 37% „9
02] 51% 103
D9 99 SEE NDTEI
09 150 QQY-txlE(2 T�NLE}/-f0IS-SEE NOTEI
M3B 3A-B 118r41 OB� 10 000`^ -9 022
135 OBS
1.0
10o0 0.
CL6L216NRASPP(100)(EI
0018 551
2B
I 80] 9]6 'S1
106'8 1119
6B3 100
10641 20
018 15% 1]2
43.5 838 CARRY OVER TOINLET-B SEENOIES1829
M
IN _
_
».
_ ..
...
NCO
A1'Ill 5 Ill 4700 PIT 10 S. 0.0# O.S2
1.11 0.75
11A
IT 0.02
CCOl2- 1111-P0.BSU(88)IE)
0111 Ill
112
1 1
M.0 Ill 8]6 305
54.6 1120
884 ISO
104.]i So
1
0.19 1]% 18.5
_ _
15.8 935 COMBI NED a SPTFBETWEEN THEM�SEE NOTE I & 3
m ,5D »
.:a D75
B7 m
p _rDUunv_wacU(BmIE)
_
03 - __
__
STREET FLOOOED-FLOWTOINLETSMII&M,2S
&
1
113 M13 , A-13 IN D.46 10 000]51 1— 11.
123 ITS
715
56 1.
000L2-T0.UNDIV-PGBSU(mp
0017 Ill
33
1 1
1.. 5.8 9]6 5.8
� 5 ,2)6
111 1.
1145 So
1
017 iNb 219
13. 059 rM4PINFn x 9PI ITRFTNFPu 1
A,4 114
91W5 114 3.20 OS 10 1- 00# I=
-
123 O)3
),5
56 11
CCOL2-TPUNDI1-SSU(55)IE)
1117
551
--
111
-
14 -8 9]6
_ - 19)
15) t2)6
),0 100
,1458 N
0,] iNb 21.
1 39
10 STREETFLOODEUFLOW TINTHE3 Mt38A-,4
59 -- - - -- &
NED eSPLTBE1lNEEN TIEM SEE NDIEI 3
118 111 9 5 A-18 1IS ON 10 SOON 0.020 OM 115 ON 710 121 0M
-....
CCOL2-T0.UNDIV-P0.BSU(88)(E) 0017 Ill 34 S9 79 1.
. ... - ....._ee .l- 11- IN I- Some Iml 02- ..e ...e .tee .V
M2D A20 10 65 Ago IN O45 10 OWN SON OM 108 ON M4 121 1.
nnnin -UNDe.
ccD_ T0.UNDIV-POBNU(N)(E) 0017 Ill 30 00 36 9.
� M21 A21 106+73 A21 238 ON 10 0005 0024 022 106 015 709 188 002
CCOL2-T0.UNDIV-PO-BSU("(E) 0017 551 117 00 11.7 976
mM22 M22 1-73 A22 O08 O53 10 D0086 0024 022 IIS 026 703 111 102
CC6L2- 1NOIV-PGBSUl691(E) 0017 551 26 00 26 976
124 A24 11 31 IN 143 ON 10 OWN SON OM Ill 038 706 163 002
CCOL2-T0.UNDIV BSU(N)(E) 0017 551 69 00 69 976
n
H27 A9tO5`A` M2] 0.W ON 10 0.0060 0.0# OLM 1.15 0.5 709 14.6 0.W
00012-T0.UNOIV- nU(68)(E) 0.017 5.51 2.5 2.7 5.2 976
_
1 ___
___ _
O M29 129
jO
128+]3 A29 092 OS 10
1
_I
0024
OO150 00# 022 095 Oatl 1P° �3 002
I 1
I001501
_
CCOL2-TPUNDIV PGBSU l881(E1 00,)
55, 4, 00 !1 9]6
1
A28 A29
I_. ASS 2N ON 10
I I I
SON 1. 095 037 111 154 0.
I I I I I
CCOL2-T0.UNDIV-PO-BSU(68)(E) 0017
551 95 00 95 9M
I I I
NOTES
I�
Y 1 INLCAPACITY RESTRICTED BY DOWNSTREAM STORM DRAIN HYDRAULIC CAPACITY
ET.
^ 2 LONE STAR CEMERLINE CREST EXCEEDED PORTION OF FLOW BYPASSES TO NORTHBOUND IANES TFfN TO INLET A-12B
W3. STREET RIGH-OF-WAY CAPACITY
8, IS 1.3 51 1. 1.41 S 019 ,8% Ill 00 50 SE
L STREE FLOOD ITDOWTONTHEM-SE 1
STREENED- 0.FLCWTOINLEIa ASE8 M20
13.: �1 N9 761 1w 1D76^. 1D D �.,. 153 00 �e I
64 58 .9 781 1. 10]6D 10 1. 1. Ill OO 846 EINEII
- - � - -- -
•
207 #6 .2 1052 1. 1.Q 10 1. 48% 153 DO a,9 STREET FLEDSINUETS
PLD-F TINETDNTIRM bEE NOTE
46 #6 .2 152 100 1.41 10 So. 48% Ill 00 .19 $IREET FLOODE0.FLCW TOINLETS M218M221
123 a19 .9 635 1. 82IS 10 oil 49% 42 27 57 STREE,DNSEE NOTE 183
SIRES T FDi00DE"LOW TOINLES M248A-256
55 9^.9 '"'" 635 .D3 9293 0".1 579: D.1 3D 93.8 COMBINED BSPUTBETWEENTIEM- SEE NOTE &1 1
4.4 51 W. 635 ISO 96.# ,0 0.10 57% 17.5 0.0 .1.0 STREETc^OODEED-F =OW TO INUEETS M26&M27
3I STREETFOODED-FLOW TDINLETS &M27�
COM SP TBETINE S E NOTE 3
72 81a 936 ,OD5 tW ,23 5 10 IIS 49% 135 00 So 3 STREET FLOOD-DOWTOINLETSF30&F31
COMBINED&SPUTEEDwEEN LE.
169 818 839 1005 1W 123 as 20 018 62% 251 00 57 COM31NED -PI BETWEEN THEM y
PREBROJECTCf3F�UTATONI SUMWff SfIFMFT FORDE)�pjf AC-ACRYOF I ILET OPEIfIGS IN SUSP
�n >rn ,uµ Trt _ �l"krt _/ll Fi @rt- Fw�' %..i.iiR f��efYfYn-----ivT-----ivT
G INLET GUTTER 6LOPE GUTTER CARRY- TDTAL GUIIER CARRY- TDTAL DGUTTERF DOUTTE F DEPTH DLOWAT DFLOWNT PERFLDOT INLET OF INLET COVER COVER CAPTURED CAPTURED
yr rU STAilttx - _ CK PvmnT FLvry - -- - - - - -- - - - -17
uEPNESSItx4 __ - __ - -- - -- --- - - - BV IrvLE1 tiv lrvLSi NOTES
6 FTIFT %FTIFT CFS CLF S. CLFS C.FS CFS CFS FFT EFT FT �FT w AFT nu CFSIFT �FTP CFS CFI CLFSR
1 2 3 ae 46 ss 56 6 74 71, e 9 10 11. ill 1. tzfi 13
�i I. VCURB" 0OlN 002N 07 00 01 111 00 111 117 117 01 OW 11 13 6 78 11 77 1 50 CARRY-11 TOI1LETA41-SEE NOTEI
ASA GP}SIIE CARRY-WERTOINLETA5B
-e
�_
1
017
'u as
'm
uw uo0
u-e
e� i'a�
I
i0'a
is 'ai ii
m
m
A96
MCI
IdA
1:1.76
BwSD
,
& �_5..2=i
D i_i_w
o'< or
.°
10 266
..
i _i_
00
.. ..
24
06 10.
..
_I�- 3
M11A
-,1
00100 00400 258 00 258
154
00
95I 120
120
000
1.M 120
11
12 127
131
32] 4B 20
NOTFET
CAPACITY RESTrICTED BT oowNSTRIAM STORM OIxIN HV o1uuLlc
CAPACITY
J
P: e-PROJECT COMPUTATION SUMMARY
SHEET FOR
DETERR
INING CAPAC
TY OF GRATE
INLET OPENINGS IN SUMP
5-YR 100-YR DEPTH
DEPTH
INLET
GUTTER GUTTER IN_ETSIZE IN
IN
SYR
100.VR
SYR
100.VR
NO.
STATION FLOW FLOW WEIR
ORIFICE
FLOW
FLOW
FLOW
FLOW
RY
W
DO 00 WIDTH LENGTH OPERATION
OPERATION COLLECTED
COLLECTED
CARRYOVER CARRYOVER
COMMENTS
C.F.S. GF.S. (ft) (ft) (ft)
(ft)
C.F.S.
C.F.S.
C.F.S.
C.F.S.
A-1A
NA 2.1 3.7 3 3 0.27
0.02
2.6
4.6
2.1
3.7
CARRY-OVERTOINLETA-2
-
WA Ofi 11 1 1 025
017
O6
1.1
00
00
CARRY-OVERTO IWETA-4B-SEE NOTE
1
A-9A
WA 182 12 2 8 01.
WA 100 177 2 8 054
01
017
123
100
12.3
i6.7
59
00
199
10
CAR RY-OVERTOIIETA-6B-SEE NOTEI
CARRY-OVERTO IWETF-118-SEE NOTE 1
A-25A
WA 14.7 26.1 3 3 0.98
1.16
14.7
15.4
0.0
10.7
CARRY-OVERTHRUPARKINGTO H820-SEE NOTE 1
I
1DINLET
CAPACITY RESTRICTED BY DOWNSTREAM STORM DRAIN HYDRAULIC
CAPACITY.
N-0VEIMINLETM,28-DEPTHGFFL0WINDICATEDISTHE COMPARISON POINT FOR DETERMINING ALLOWABLE
MN G-SEENOTEI ~DETENTION POND DISCHARGE
rr-W[R m IwlRe,n-�1W DEPTH OF FUM INDICATED I$ THE
MUM AVAILABLE P=TO BYPASS OCCURRING -SEE NOTE 1
.�,ee.r_,6-D=_PTH n<e�row, .„��re,e�.a,ye I
MUMAVAIIABLE PRIOR TD BYPASS OCCURRING- SEE NOTE 1
NOTE. PURPOSE OF THIS DRAINAGE AREA MAP AND
CALCULATIONS SHOWN ON SHEETS C-DI04A,
C-DI048, C-DI04C, C-DI04D, C-DI04E 8 C-DI04F
ARE FOR OVERALL PRE 8 POST PROJECT COMPARISON
AND DEVELOPMENT OF ON -SITE DETENTION POND
TAILWATER CONDITION.
a �
STORM DRAIN DESIGN CALCULATIONS NORTHEAST PARKWAY AND LONE TAR ROAD STORM DRAIN SYSTEM -EaE.FROJECT COFO
REACH INFLOW (INLETS &HEADWALLS) STRUCTURE STRUCTURE FL R PAVEMENT/T1MF AT DESIGN RAINFALLTOTAL CTf1RM C_I - OF I LOSS 1 011 AT TIMF TIMF AT H f_ AT GROIIND
= IUPSTREAMFF/4TIQJlIlF1AJ Wla '
_.
SIZE OF REACH DRAN OF REACH OF REACH AT INLET
I�.LET A-6 '°-"'^ 25.00 INLETA-6
;I o
-' - I146*83A7 33.00 INLET u.9i i5.i 1.29 i5.i iuu 7.99 iu's i8 5.8 I 0.0096 0.50 0.35 0.1 15.2 667.69 ouZii. nrF lR nv olv\vn\ rwvv W y h
n m
146+83.47 47+10 4"2 183.05 - - - 1 57 15.1 100 7.96 11.5 21 51 U 0082 0.50 0.40 0 5 157 857.02 n Q W. � �
INLET A-7 47+20 42 2600 INLETA-7 0.48 10 0 0 48 10.0 100 9.76 4 7 18 2 7 0 0020 1.25 0.14 0 2 10.2 165.10 167 193 W 53
I 53
INLET A-2 47+20.42 32.00 INLET A-2 1.22 10.0 1.22 10.0 100 9.76 11.9 18 6.7 0.0128 1.25 0.88 0.1 10.1 666.90 667.19± u ca >
47+20.42 46+84.66 35.76 3.27 15.7 100 7.82 25.6 24 8.2 0.0128 0.60 0.79 0.1 15.8 665.61 R n 4
INLETA-10 7+18.17 11.55 INLETA-10 1.88 10.0 1.88 10.0 100 9.76 18.3 24 5.8 0.0065 1.25 0.65 0.0 10.0 670.45 670.60± j W 'A m
7+18.17 5+46.24 �171.93 - - - 1.88 10.0 100 9.76 18.3 24 5.8 0.0065 0.43 0.22 0.5 10.5 669.72
I INLET A-10.16 5+46.24 2.00 INLETA-t0.1B 1.42 15.5 1.42 15.5 100 7.88 15.5 21 6.4 0.0096 1.25 0.60 0.0 15.5 668.30¢�'_5+46244+85 25 0 99 - - - 3 30 15.5 100 7.88 30.3 27 7 6 0 0096 0.60 0.58 01 15.6 668.384+85 25 3+79 67 05.58 - - - 3 30 15.6 100 7.85 30.2 36 4 3 0 0021 0.23 0.07 0 4 16.0 667.21 sINIFT A.3A INFT A-3R217 INI_FT A-3A A.AR 129 AAA 12.Q 100 AR3 7R 1A 63 A0052 125 AAA 02 1.1 AR907 O O
INI ET A_3R 3+79 R] 12 An INII-FT A-36 1 7R Inn 2 Rd 13.1 i66 A ER 29 6 21 9.4 A 0203 0 50 123 no 13.1 AR8.3Q MA Al+ ► =m
_
INLETA-4C ,^2+17.80R 12.00 INLET A4C 2.36 10.0 2.47 11.2 100 8.24 22.8 21 8.5 0.0207 0.50 1.39 0.0 11.2 667.55 668.20± PIPE IS IN GRAVITY FLOW Yw�
2=i780 0f6595 �."oe ....f_. _. ^^^ .^^ or^ :6.4 10"0 7v. "eo"."e 4^ ovwly o.eo v. «» o± ,v.o 665.9, ^,^ V V 3 y�
I A-
08� PIPE I$ IN GRAVITY FLOW
INLET A-5B 0 65.95 P 12.00 INLET A-5B 1.72 10.0 1.92 10.0 100 9.76 18.7 21 7.8 0.0139 0.50 0.94 0.0 10.0 665 88 656 01± N N p3
0+65.95 46+84.66 65.95 - - 10.33 16.8 100 7.54 82.2 48 6.5 0.0033 0.80 0.19 0.2 17.0 684.77 wd 6 W YQ
I INLETA-8A INLETA-88 557.00 INLET A -BA 1.40 12.7 1.40 12.7 100 8.69 12.1 18 6.8 0.0133 1.25 0.90 1.4 14.1 676.18 676.50± j ME U)O
I INLETA-88 0+57,01 184.58 INLETA-8B 0.03 10.0 1.43 14.1 100 8.26 11.8 18 6.7 0.0126 0.50 0.34 0.5 14.6 667.87 667.90± j „Ure O ;
W I INLET A-9A INLET A-96 431.00 INLET A-9A 1.71 10.0 1.71 10.0 100 9.76 16.7 21 6.9 0,0111 1.25 0.92 1.1 11.1 676.79 676.60± SUMP INLET - BYPASS OVERFLOW ELEV. = 677.01 Z a w ¢
17 INLETA-913 INLETA-9C 6600 INLETA-9B 1.35 100 306 11.1 100 9.28 28.4 21 11.8 00321 0.50 1.79 01 11.2 671.04 67200± PIPE IS IN GRAVITY FLOW r�0
INLET A-9C 0+57 01 9.00 INLET A-9C 0.15 100 321 11.2 100 9,24 29.7 21 12.3 00351 0.50 1.27 00 11.2 666.79 666 80± aF LL
L I 015701 46+84.88 5700_ _ _ 4.84 14 fi 100 8.13 1 37.7 27 9.5 0.0 0.60 0.00 0 1 14.7 .2111 J
o - - - - 1 }t
U
b
-� INLETA-12B 11LETI 4U+61.11iP 33.00 INLET1A-i2B 1.611 15.11 2.58 15.1 lull 7.99 20.6 24 6.6 U.IlU63 11.511 u.55 U.1 i5.L 669.80 669.911± j
40+61.01 36+31.89 429.12 - - - 22.72 18.1 100 7.24 168.8 54 10.6 0.0074 0.60 1.02 0.7 18.8 659.98 PIPE IS IN GRAVITY FLOW
o INLETA-13 36+31.88 27.00 INLETA-13 2.24 10.0 2.24 10.0 100 8.76 21.9 24 7.0 0.0094 1.25 0.95 0.1 10.1 656.98 657.60± V
^Y INL+31.ET A-14 36+31 89 2700 INLET A-14 2.24 100 224 10.0 100 9.76 21.9 24 70 00094 1.25 0.95 01 10.1 656.98 657 60+_ LLJ
3689 33+05 58 326.31 - - - 27.20 18.8 100 7.09 1971 60 10.0 00057 0.50 0.68 05 19.3 655.78 __3
W ; INLETA-15 33+05.58 1 34.00 1 INLET A-15 1 1.42 1 10.0 1.42 10.0 1 100 1 9.76 13.9 1 21 1 5.8 1 0.0077 1 125 1 0.65 0.1 1 10.1 654A5 1 654.86± O V
INLETA-16 33+05.58 26.00 INLETA-i6 1.42 10.0 1.42 10.0 100 9.76 13.9 21 5.8 0.0077 1.25 0.65 0.1 10.1 654.09 854.93± Q -
1 33+05.58 30+01.76 303,82 - - - 30.04 19.3 100 6.99 214.3 66 9.0 0.0041 0.60 0.33 0.6 19.9 653.24
I INLET A-17 30+01 76 36 00 INLET A-17 1.35 100 1 35 10.0 100 9.76 13.2 21 55 00069 1.25 0.59 01 10.1 652.50 653 11±LLJ
INLETA-18 30+01.76 26.00 INLETA-18 2.00 10.0 2.00 10.0 100 9.76 19.5 24 6.2 0.0074 1.25 0.75 0.1 10.1 612.60 653.15± ,�,1 CC cc (n
.39 100
-49.60 55
INLETA-20 25+10.73 27.00 INLETA-20 1.57 10.0 1157 10.0 100 9.78 15.3 21 6.3 0.0093 1.25 0.78 0.1 10.1 649.54 650.81± tl Q } O
m 25+10.73 21+00.00 Io.0 _ _ _ oo.w cu., Iuo o.,o 2Po.i oo Iua o.vwP o.00 ua, o., cl.. oroai ~ LLI ~
g =
Q
I INLETA-21 21+00.88 38.00 INLETA-21 1.57 10.0 L57 10.0 100 9.76 15.3 21 6.4 0.0093 1.25 0.80 0.0 10.0 847.89 848.53±
__ __ _ __ __ IN __ __ _ _ __ _ _ __ _ __ _ _ _ ____ __ _ __ _ _ _ _ _ _
m INLtI A-LL Li *uu.oa Ltl.UU Ltl H-LL 'Lb/ iu.0 i.a/ iu.0 iuu L./b ias Li bA u.vuas i.zb u.6u u.0 iu.0 b4 /.b6 o4c.a i± j
7.
21+00.58 17+93.8t311.4 100 8.81 28fi.5 88 112 0.11063 11.611 0.91 0.5 11.9 145.16 PIPE IS IN GRAVI I FLOW W cc J
244
AREA�t23 INLET
62.
224
3.157
loo
AREA A-25A INLETA 256 20.00 AREA A-25A 1.58 10.0 �.58 10.0 100 9.9. 6 1534 8 6.4 0.0094 �.25 0.80 0.5 0 1 87 841.15± EXISTING DETENION POND OIJLFALL LL U
INLETA-25B 14+34.93 34.00 INLETA-258 0.01 10.0 1.59 10.1 100 9.71 15.4 21 6.4 0.0094 0.505. 102 0.1 10.2 640.88 641.15± J
14+34.93 8+84.93 550.00 - - - 41.69 22.4 100 6.45 294.2 66 12.0 0.0072 0.50 1.28 0.8 23.2 640.24 Q
8+84.93 8+73.43 11.50 - - - 41.69 23.2 100 6.33 279.2 66 11.8 0.0069 - 0.00 0.0 23.2 635.00 PIPE IS IN GRAVITY FLOW
INLETA-27 8+73.43 32.00 INLETA-27 1.79 10.0 1.79 10.0 100 9.76 17.5 21 7.3 0,0122 1.25 1.04 0.1 10.1 636.96 637.67± PIPEISIN GRAVITY FLOW W
INLETA-26 8+7343 2600 INLETA-26 179 100 179 10n 100 976 175 21 73 00122 125 104 01 10.7 636 637 fi7+ PIPF SIN GRAVITY FLOW >
A+73 d3 1+01 2l 77211 _ _ _ 1517 131 in. 6 33 3n1 9 66 11 ] 0 n Iti A 5A A An in 24 2 834 A3 PIPE ISM GPA\/IIw FIII O
J INLETA-29 1+01.21 32.01 INLETA-21 0.74 10.0 0.74 10.0 100 9.76 7.2 21 3.0 1.0121 1.25 0.18 0.2 11.2 625.88 AVITY F 626.95± PIPE IS IN GRAVITY
un cr eao ..n. �. on nn wi cr e_on �. n ---- . o� n �� n �n . Boa �o _
1+0121V 0+0000 101.21 4]'74 24.2 t00 8.18 3103 88 13.1 00088 0.50 1.40 01 24.3 624.88 �� ��� PIPE IS IN �0 LOB. - F '4N.
f
rir� is �ry iartnv� � r n��airvrv�iw rrta
3
N NOTE. PURPOSE OF THIS DRAINAGE AREA MAP AND
CALCULATIONS SHOWN ON SHEETS C-DI04A,
C-D104B, C-DI04C, C-D104D, C-DI04E 8 C-DI04F COPYRIGXT Ib
_ ARE FOR OVERALL PRE 8 POST PROJECT COMPARISON W�8°�OGA Imo'
AND DEVELOPMENT OF ON -SITE DETENTION POND
TAILWATER CONDITION. SHEET K®
c-IDw4c
OVERALL WAT ERSHED DRAINAGE AREA VALVULAIIONS -POST-PRVJE iI (TO DETERMINE DETENTION TAILYVATER CONDITIONS)
C=0.30 C=0.88 C=0.84 C=0.78 C=0.90 C=0.56
-' COMMERCIAL, COMMERCIAL, COMMERCIAL, STREETS, ROW,
UNIMPROVED '' GRAVEL
DESIGNATION (ACRES) AREAS SCHOOL (4% SCHOOL (10% SCHOOL (20% DETENTION AREAS tc 1„YEAR 5 YEAR 100 YEAR 1 YEAR 5 YEAR 100 YEAR
OPEN SPACE) OPEN SPACE) OPEN SPACE) PONDS CxA (min.) STORM STORM STORM STORM STORM STORM COMMENTS
A-1A 0.53 0.53 0.47 10 3.89 5.51 9.76 1.8 2.6 4.6
A-1B
4.54
0.08
3.15
1.31
3.85
15.1
3.22
4.54
8.00
12.4
17.5
30.8
A-2
A-3A
0.52
0.94
0.18
0.38
0.76
0.14
0.45
0.65
10
10
3.89
3.89
5.51
5.51
9.76
9.76
1.8
2.5
2.5
3.6
4.4
6.3
A-38
1 1 s
1.13
0 99
10
3.09
551
9 78
s 9
55
9.7
A-3C
0 46
024
0.22
027
10
389
551
976
1 1
1 5
2.6
A-3D
d-AR
1.22
na7
0.87
nM
0.34
n1A
0.01
067
0.53
043
13.4
1Q
3.44
AAO
4.86
551
8.58
976
1.8
17
2.6
24
4.5
42
A-4A
A-48
A-4C
A-5A
A-5B
0.13
0.20
0.26
0.23
0.40
0.20
0.07
0.12
0.13
0.19
0.23
0.28
0.12
0.18
0.23
0.21
0.35
10
10
10
10
10
3.89
3.89
3.89
3.89
3.89
5.51
5.51
5.51
5.51
5.51
9.76
9.76
9.76
9.76
9.76
0.5
0.7
0.9
0.8
1.4
0.7
1.0
1.3
1.2
1.9
1.2
1.8
2.2
2.0
3.4
A-8
0.81
0.22
0.59
0.72
10
3.88
5.51
9.78
2.8
4.0
7.0
A-8A
5.83
2.58
2.67
0.58
3.65
12.7
3.53
4.99
8.82
12.9
18.2
32.2
A -AR
3 60
? 30
Am
117
10
3 A4
5 51
Q 76
19.3
17A
A0 4
A-9A
2.06
0.01
2.05
1.81
10
3.89
5.51
9.76
7.0
10.0
17.7
A-98
1.42
1'42
1.25
10
3.89
5.51
9.76
4.9
6.9
12.2
■
A-9C
0.48
0.23
0.26
0.43
10
3.89
5.51
9.76
1.7
2.4
4.2
■
co
A-10.1A
A-10.1B
2.67
18.34
1.54
2.67
11.42
2.01 3.37
2.35
14.21
10
15.5
3.69
3.20
5.51
4.50
9.76
7.94
9.1
45.5
12.9
63.9
22.9 SEE NOTE 1
112.8
■
A-11
4.70
1.37
2.28
1.05
3.13
10
3.89
5.51
9.76
12.2
17.2
30.5
FA-13
1.29
0.96
. on
0.33 o,c
0.59
10
3.89
5.51
9.76
2.3
3.3
5.8
W�
A-14
3.20
0.10
0.44
0.34 2.32
2.02
10
3.89
5.51
9.76
7.9
11.1
19.7
3
A-15
0.76
0.51
0.27
0.64
10
3.89
5.51
9.76
2.5
3.5
6.2
co/y� N
A-16
1 86
160
0.26
071
10
3.89
551
976
28
39
6.9
W�
A-17
1.13
0.89
0.24
0.96
10
3.89
5.51
9J6
3.7
5.3
9.4
2 a
A-18
1.58
1.34
0.24
0.62
10
3.89
5.51
9.75
2.4
3.4
6.1
oA-20
1.46
1.09
d
0.37
0.66
10
3.69
5.51
9.76
2.6
3.6
6.4
^
WV
A-22
088
0 53
V
2n1
n A5
012
047
10
10
AAo
3 A9
551
551
976
9 76
Ao
1 A
117
26
207
46
A-23
3.89
2.88
1.01
3.10
10
3.89
5.51
9.76
12.1
17.1
AREA PASSES THROUGH AN EXISTING DETENTION
30.3
POND WITH RELEASE RATE OF 11.0 ON - SEE NOTE
A-24
1.43
_
0.51
0.92
1.26
10
3.89
5.51
9.76
4.9
6.9
12.3
A-25A
3 03
3.03
267
10
3.89
551
976
10.4
14.7
261
_
A-25B
0 65
0 W
0.62
057
10
3.89
551
976
22
31
5.6
_
A-28
3.12
1.53
0.84
0.45 0.50
1.71
10
3.89
5.51
9.78
8.7
9.4
Ti
A-28
2.01
1.40
0.81
1.73
10
3.89
5.51
9.76
6.7
9.5
16.9
129
0.92
0.66 0.26
0.74
10
3.89
5.61
9.76
2.9
4.1
7.2
NOTES'
1. DRAINAGE AREA A-10AA
CONTRIBUTES TO THE BIG TOWN CONCRETE DETENTION POND WITH A DISCHARGE RATE OF 4.3 cfs PER APPROVED DRAINAGE STUDY DS-22-0079.
-
2 TIME OF CONCENTRATION FOR AREA A-12A WAS OBTAINED FROM APPROVED DRAINAGE STUDY DS-23-0100.
NOTE. PURPOSE OF THIS DRAINAGE AREA MAP AND
CALCULATIONS SHOWN ON SHEETS C-DI04A,
C-DIO4B, C-DI04C, C-D104D. C-DI04E 8 C-DI04F
ARE FOR OVERALL PRE 8 POST PROJECT COMPARISON
AND DEVELOPMENT OF ON -SITE DETENTION POND
TAILWATER CONDITION.
C3 0
Z W $
= F
ul
W a
zg
0
3 W yh
oN 2XI_
aQ b�51
u Ica >w5W
R ng�`
W ym:g
w 33
7' =
O
� w
F-
U
Lu
cc IL 0
� Q
J
a
b
U
W
IL = Q
fY If
W
WR
V
J
Z
Qa
IY
W
O
gJEl
*y
W-IGHT 0
WER 8 ASSOGATB. INC.
Wfflwzu
am E7 No.
CM40
POSTAROJECT COMPUTATION SUAMAARY SHEET FOR DETERMINING CAPACITY OF CURB OPENING INLET ON GRADE (RECESSED) I
CROSS CROSS 10DYR SYR 10mYRSPPcen SYR crolvnlcur STREET P.14,IJNII.InO 5mYEA YEAAR "' " wnur-rc-i LENGTH 4 SVc4O _
L SLWE SLOPE DEPTH DEPTH .__... _. ..__ SPREAD ___.,, _. STREET _- ....__ _._... 106 YEAR YEAR .-_. �..-.., !NI_
INLET DRAINAGE ARE4 SYEAR SYEAR _. __.. 10GYEAR „_._ _.__. ��_�^�_
SLOPE PAZ- GUTTER FLOW FLOW OF 0.0VJ FLOW SLOPE SECTION COEFFICIENT �R TOTAL Tin = TOTAL WAY DESIGN REOLIRED PROVIDED EFFICIENCY CAPACITY ZR OVER
DESIGN INLET STATION AREA AREA RENEE;COEF ¶" "5' .1,"5i' NW 'YS "T "T "Sa' PAVENIEM INTENSUY RIApFF FLOW G Q R INIENSItt RUNOFF FLOW G Q R CAPACITY STORM .1 LENGIN" ULT "E" "0!' FLOW FLOW COMh£NTS
POINT NO NO. (acres) ^c' 0a) (loll (loll) (MS (R) (A (A NO O`fQ (OW _ "N0-) (cm) I.) I..) (,.,) I.) I..) I.) (na) III (A (Era) "C'(cra) •q(F.)
1 2 9 4 5 6 7 S S 10 11 11A 12 1. 13 14 15 16 17 18 19 20 21 22 23 240 25 28 Tl 28 28 m 31 3] 33
A6 16 78+98 A-0 OSo OBB 1D 00235 0.4 022 0.28 023 12 IS BB Om CCPL2-I0.UNDI11(SB)(E) 0018 Ill 40 00 40 B76 70 00 70 INS 100 2175 5 on 39% 27 13 49 ARRY-OVERTOINETA]
11B A-1B 78+% A-1B 4N O85 151 0023� 0024 022 0.59 OM 225 183 a02 CCPL2-I0.UNDI11("HE) 0018 4. 175 1 00 175 800 Sob 00 308 1.9 1m 857E 10 D12 23% 71 104 237 AR OVER TO INLET A2-SEE NOTE
A7 A7 80�63 A-] 010 OBO 10 00110 0024 022 0.35 025 146 104 002 CM-I0.UNDI11("HE) 0018 551 10 1 13 23 B76 16 49 61 1101 1m .So 10 ON P% 47 00 14 AR CVBRTOIN.ET ABC
A2 12 80�63 12 0. OB] 1D 00110 0024 022 0.N 047 242 1B6 0M CCOL-I0.UNDIV-PP (BB)(E) 0018 Ill 25 104 129 Bm 44 17 11 1101 1m 5270 10 DIB 42% 119 10 162 [1:EEIRLOCCE11LOWTONIETS111
-OVERTOINETA-SB-SEENOIEI
A10 A10 149P81 A-10 360 OBB 10 OOm,,�{{I 002 022 0.60 051 990 255 002 CDPL2-NNR4SPP NDD)(E) 0018 551 192 00 192 9]6 391 00 391 682 1m 7301 20 027 55% 187 05 154 AVERIOINETA1018-SEE NOlE1
I A101B 410.1E =4 1 A-l0101 1894 07 155 000]5 0.02 a22 135 094 1m0 f.a 002 CCPI2-T6-PP(1OaHE1 OOHS 4. 039 48 BB] 7. 112.E 19.7 III SO im 12630 20 018 9% 123 .4 1068AVER TOINETA-3E-BEE NOIE61,284
ACE A3E 1 41 A-3E M 051 1- a- 0.. OM 35 D. t00.0 1m.0 OA2 CCPL2 NIM5-PP(1OONE) 0.010 4.se 47 5s.4 s11 838 12 105. 14.0 .3 im 1G].25 20 0.19 e% 100 51A 91.1 SEE NOTES I g 2A C A<C 1 81 A-4C a48 0.No 1 G.ODm o02 0.. 32 0 1ma ND O.M CCPL2- YMS-PP(looHE) 0G1s 551 23 51.1 3A 9m 40911MD 100 -58 2DD21 25% 1.] 7 714 SEENOTES182FTASB ABB 14M06 A -BB 3So 0. 10 0005E 002 022 071 0IS0500002 CC&L2 NTMSPP(IOONE) 0010 SIT 175 SB 234 B76 309 19.E .8 6,01m 78m 1D S131% 03 231 WS OVERTOINE 1-SEENOTEI
4.-!+. A:+m.1c 4;.1 em nm.c ___. r. 71. rrnlimLlunly_w.ceil(cn(n __._ __. .._ _. __. _._ ___ _.._ ._._ __. .__ ._... __ _._ .... .__ .__._ IX121
-"-- '-"'"-'"",x3
Al2B Al2B 8 5 Al2B IN OM 150 00075 0ON 0M 1.23 ON 711 .7 0. CCPI2-IDUNDIV-PoBEU(68)(E) 0010 4IS 191 164 SS4 7N 337 10 1105 N4 1m IN1, 20 D19 ]% 81.3 1024ucnac_oiiTocnucc_nOL`„^-1i>;.-i2B
_ I .__ I ._._ ISIREET FLOODE0.FLOW TO Ii TPESP _ccc n..TEns3
NLETS - BE NOT
iri6 n-Ta i• n-Ta io u iu uwPa uuw use .eS uaS ,ia ��l
�Ii
iw.COMBINEDSSPUT BETWEEN THEM -SEE NDIE 18A-14 A-14 91+45 A14 320 G83 10 00075 OD24 G23 128 o.B3 ]1.5 0.02 CCPL2-1GUNDIV-P4BSU (68)(E) 0.01] 111 43.4 38s 9]6 18] 1=.3 ]10 100 113.85 20 O.ts 17% 2=8 1� STREETFLOODEDFLOjWW�p TOINILEMA-t5E NOTA-18 96f)5 A18 1M 038 1G 0005U OGll 022 1. on ]10 GM CCPI2 LNJDIV-PO-BSU(M)(E) 0017 39 189 2G6 9]S 89 043 110.E 59G 1m EBBS f0 G.1G 13% 139 6] 9]0 �� I'FLUW � IRN IU INLET6 A-158A161189
C-NEDUIGEu ON EcN - M-SEENOIE
A17 A17I 9 5 I A1] 1113I ON I 10 OOONI 00N I 022 1.21 O56 710 233 002 DDPL2-TGUNOIV-PO-SSU(BN(E) I 0017 Ill I 53 I 87 I 120 I Bm 14 I 10 I 1047 I 11 I im I 1-1 I 10 I 110 I I- 132 I 00 I 915 er;,c..eeO11. eC1.. I....... A178 A18 nLe
P-_ _I JU1f__ _ __ __ __ __ _ IG __ __ ___ IIEC6DE0.FLDd�D�tiLETSAt]8A19
_ �D(M)IE) COMBINE08SPUT BETWEEN hiEM-S
-I-I fO-I 9 1Bo 0. to O 061I a- �I 1-Ia.I 4 ��ICCtr?6ONOIV-P0.SSDIMIIE I 001] ��I2I-I2I 1-1 9t5 I 1-I�-I 1 12I2�ISTREETFLOODEDFLON OINLETSA-198AID
-I- - -I- I- IcAcelrvEo�SPUT._I EN;TI-1 -
-a An la- A20 146 045 10 OOONi 0- 0. 1.13 D. m4 108 002 CCOL2-TOUNOIV-PO-BSU (88)(E) 0017 551 96 00 38 9m 84 852 503 mi im 106M 10 ON 16% 153 I 00 I 8So IT V. BINFn BSPI UTWFFN THFVT ��T��
1A21 106+]3 SB A21 LN O10 000N 0ON 022 1.12 045 m3 188 D02 CCPL2 UNDIV-P6BSU(68)(E) 0017 551 117 00 117 976 207 SSA 956 1-100 1056E 10 Gm_ 48% 153 00 809 STREET F10.11 TO INLETS A-218A-221
hiEM-
A22 1. f08+73 1. ON on 10 a- a- 022 112 028 m3 fOB o02 CC012-RUNDIV-P0.BSU (BB)(E) 001] 551 28 00 28 a. 48 B3.0 958 1052 1. Ial. f0 009 4B% 153 00 SO �BINED 85PUT BETWEEN hiEMpSEE NOlE1
_ _ J� _ TREET FII]WE0.FIt9N TO NLETS A248 A25 �I
,a A w „.3, A m m mrt m PZT°NDVRB m7 9m1. rt BD 5 m 9,. ,D �% 30 6R' �BINFLOOD-BE,WTONTEEM SEE NOTEB
TREET FL & SPUT LOVE TONINLETS IHEMA248A25B
_._ -_ _ 256 nrt5 n nmm _._ 1 J9 _ ff_ SIIl68)!F) _ O_ _ _ _. _3 m_ __. 1_ _ J _ _ I I
A2] A-P 119�05 A-27 a. 090 10 a- am 022 1. 0. 709 148 0. CC6 TDUNDIV-PGBEU(8B)(E) 0017 551 25 27 52 9]0 44 .1 .7 .5 im 856E 10 010 5]% 175 00 802
I.b ...... .... .... ... .. ...... ...... ... .... ..... ..... .... ,..,. .,....�.... ��.�..�.,.... e..��,....�. _ _ _ A208A2]�
_ _ _ _ SIREETFLOODEUTRE TE NLETS
A20 -An 12'-n T� Gm4 I .- �5 .. w _o 'w a 976 6D2 2 w. W I ,. 767 DDMBINEOxBPDT BE,WEEN THEM TEE ND E9
A-29 m A28 O.B2 O.m 10 O.Otm 0.23 i.m O.Z7 11.3 0.02 CCPL2-T6UNDIV-P0.BSU (MIfEI o.01] 5.51 4.1 O.0 4.1 ].2 tOpS 100 12288 10 D.OB 48% 13.5 O.0
STREET FLooD-FLOW To INLETS F-30 x F-31
m InEE F!T 0O_ne__rtc n,'m_.LE_T_eF3D&F31
A-28 A-28 138+M A28 201 ON 10 O.o1m Om4 0.22 1.m 0.37 E95 15.4 D.M CCPL2-1GUNOIV-Pa-BSU (M)(E) o01] 551 95 DO 95 978 18.E 00.2 2 1m.5 m 12298 20 O18 82% 25.1 D 871 COMBINED B SPUT BETWEEN THEM -__ _
NOTES.
1. INLET CAPACITY RESTRICTED BY DOWNSTREAM STORM DRAIN HYDRAULIC CAPACITY.
2. LONE STAR CENTERLINE CREST EXCEEDED PORTION OF FLOW BYPASSES TO NORTHBOUND LANES THEN TO INLET A-12B.
3 STREET RIGHT-OF-WAY CAPACITY EXCEEDED.
PoST-PROJECTCOAPUTATMIN SU N l F-0R DE'ERIMNG CAPCRY OF INLET OPENINGS IN SUMP
CROWN SYR SYR SNP 1DGYR 10GYR 10GYR DEPIHDF DEPIHOF DEPTH DEPTIIOF DEPIT aF �IN�T � n CAPACITY CA - CARRY- rEWn 'EQIm
INLET GUTTER SLOPE GUTTER CARRY- TOTAL GETTER CARRY- TOTAL GUTTER GUTTER OF FLOWAT FLOVAT PERFOOT INLET OF INLET OVER O/ER CAPTURED CAPTURED NOTES
NO STAON OFPVMNT FLDW _ _ DEPIN-CH NGHIOPENIo BY INLET BY INLET
"I Fi IFT CFS CFS C-S CFS CFI CAI Fi FT I FT Fi CF.S/Fi FT CFS CFS CESR I
3 as m _iB 6 75 9 10 11a Ila Hie 13
IS
A_ CCURBE -oo oo TOO TOO
o.otm 00180 12 00 12 2D OD 20 D17 017 0IS 025 037 OB 8 IS Go 00 1m im CARRYOVER TOIN-ET A-4C
ONSIIE I ICARRY-0VER TO INLETA-SB I
„__ „, _w_ ____ G7 G. 20 ,5.a 7.. 5 P8 ICAFRYOVERTOINLETA-I2B-DEPHOFFLO INOICAEDISTHE
reA w -- 69 B9 3 G 9 D� 097 26 GD DD ,w ,w �I x A. nR'nw AN' �T�RRIN SFFI90,F1 ,
as l - a w w, «P a a.0
and ... ,4 I
A--aC ini•7o u'w5G a020 ._ "-- "-. "" on __ w.'u aao 'D 'a SEE CARRY-0VERTIINLETA-II-DEATH OF FLOW INDIGO ST1E
uuuu 24 Yai 25a ae aTa x, u.2G va uaa G53 G5's ue to i.5 M4%IMLM AVAI.IAflE PRInR L11 PY A0.COf,�.!PRING.IE NOTE
Al2A -15 0011 00400 258 00 250 14 00 454 11 1211 01 1211 11 11 12 127 131 II 48 28 M�XIMLMAVAIIq��BCC//N�E1P1RIC'R TOYV�YYPNAS/$X''ICfU�RRII-IM1NG/--SEENOIE1
I
NOTES
POST -PROJECT COMPUTATION SUI■AARY SHEET FOR DETERMINING CAPACITY OF GRATE INLET OPEN NGS IN SUMP
5-YR
100-YR
INLET
GUTTER
GUTTER
NO
STATION
FLOW
FLOW
Do
Do
C.F.S.
C.F.S.
A-lA
WA
2.5
4.5
AA-4A
WA
0.7
1.2
A-8A
WA
1.2
322
'SA
WA
10.0
17.7
WA
14.7
26.1
DEPTH DEPTH
INLET SIZE IN IN SYR
WEIR ORIFICE FLOW
WIDTH ILENS H OPERATION OPERATION COLLECT
(fl) III) /X) (Po C.F.S.
NOTES
1 IN,ET CAPACITY RESTRICTED BY DOWNSTREAM STORM ORAIN HYDRAULIC CAPACITY
100-YR
SYR
100-YR
FLOW
FLOW
FLOW
COLLECTED
CARRYOVER
CARRYOVER
COMMENTS
C.F.S.
C.F.S.
C.F.S.
4.5
0.0
0.0
CARRY-OVER TO INLET A-2
1.2
0.0
0.0
CARRY-OVER TO INLET A-4C-SEE NOTE
123
5.9
19.9
CARRY-OVER TO INLET PEW - SEE NOTEI
18.7
0.0
1.0
CARRY-OVER TO INLET F-IIB - SEE NOTE
15.4
0.0
10.7
CARRY-OVER THRU PARKING TO IFIS20 - SEE NOTE 1
COMPARISON POINT FOR DETERMINING ALLOWABLE
DETENTION POND DISCHARGE
NOTE. PURPOSE OF THIS DRAINAGE AREA MAP AND
CALCULATIONS SHOWN ON SHEETS C-0104A,
C-D1048, C-DI04C, C-D104D, C-DI04E B C-DI04F
ARE FOR OVERALL PRE 8 POST PROJECT COMPARISON
AND DEVELOPMENT OF ON -SITE DETENTION POND
TAILWATER CONDITION.
LI2T?RM
I I
REACH INFLOW(INUE-M & HEADW, SINLET
FROM TO LENGTH SOURCE
AIN DEWN CALCULATIONS iMORTHEAST RAF
TIME AT DESIGN RAINFALL TOTAL
TOTAL UPSTREAM STORM INTENSITY FLOW
711 IV" I V,
WAY AND LONE STAR ROAD STORM DRAIN SYSTEM - PqPT-PROJECT CO 4D
ITSH-SP -P-TIASP " f)Ik
DRAIN FRICTION STORM SLOPE OF LOSS LOSS AT TIME TIMEAT H.G. AT GROUND
CI�aFF. �tST�E,A! DOWNSTREAM EL I N 'REMARKS
........ ........
1 INLET A-6
NLETAAA
48+8347
INLF-AAB
93.00
mLETA-iA
u."
'00
lu U
1 0.28
U�4
100
I . U -
lvv
loo
US
9.78
27
40
IS
11
-..5
1
07
0.0160
1 . .1D
V
U.01
U.,
'u,
66,07
670.9i
6. 71-
57140+
1
PIPE IS IN GRAVi TY FLOW I
I INLETA-lB
48+8347
33.01)
INLETA-lB
0.89
1,1
1.35
151
100
7.99
1US
1 �
1
0.0106
0.50
-;' "
0.1
152
litiTW
067 11 +
1 48,83.47
47+20.42
163.05
-
-
.63
1.63
15.2
100
7.96
13.0
21
5.4
0.0067
0.50
0.44
0.5
15.7
667.01
INLET A-7
47+2042
26.00
INLET A-7
0.48
10�O
0.48
10.0
100
976
4.7
18
2.7
0.0020
1.25
0.14
0.2
10.2
666.67
r67.19±
INLET A-2
47+20.42
32.00
INLET A-2
1.22
10.0
1.22
10.0
100
9.76
11.9
18
6.7
0.0128
1.25
0.88
0.1
10.1
666.77
667.19±
47,20.42
46+8466
35.76
3�33
157
110
782
260
24
83
0.0132
0.60
0.:0
0�1
111
11 148
INLET-10
7+18.17
11.55
INLETA-10
1.90
100
1.90
1 00
loo
976
185
24
5.9
O�0067
125
0.68
00
1 00
667 .44
_0 6
0+
7+1817
5+4624
1719.1
-
I A
inn
inn
1 n
-0
976
185
24
-
A
, ,
_067
0A3
02.3
0S
1 105
RR9RR
-
1 NLETXF
1: �424
12.00
INLET A-10.113
1456
15.5
1.56
1515
100
7.88
16.6 21
6.9
0.0110
1.25
0.92
owo
15.5
669.35
669.40±
+10.11 .2
8521
10499
3.4.6
1.5.5
100
7.88
3�1.6 2
1.5.6
668.30
'67.0 .3
1-
1+3646
1
1 . NLt I A-3E
11
1;3�99
POND
1U1
I
63 11
14
-ul,
U-11)ZI
..1.
111
111
11
z
668,19
667.90
PROPOSED DETENTION T A UWA ... ....
INLETA-3
3+79.67
12.01)
INLETA-3E
1.34
1.34
134
100
8.47
196 21
BA
0.0153
0.50
0.92
0.0
134
667.83
66861+
3+7967
2+17.80
161.87
�34
-
4.80
160
100
774
498 39
6.0
0.00360:6
03
04
164
666.73
1 NLET A-4A
INLET AAC
99.00
INLET A 4A
0412
0.0
0.12
10.0
100�07
0
9�76
1.2 12
1.5
00011
1205
4
1A
11.1
1
6 67.67
668.46±
INLETA-4C
2+17+80
12.00
INLETA-4C
2443
10.0
2.55
11.1
100
9428
237 21
9.8
040224
0W50
1.47
owo
11.1
667.52
668.20±
PIPE IS IN GRAVITY FLOW
2+17.80
0+65.95
151
7
-
-
7.35
16.4
100
764
68.8 42
72
0.0047
0.60
0.47
04
16.8
665.78
I NUET A-5A
INLET A-513
3000
A-5A
0.20
1
0�20
10.0
10
9�76
2.0 1
1�1
0�()04
1.25
0.02
0�0
10.0
669.95
670.08+
PIPE IS IN GRAVITY FLOW
I INLET A-5B
0+65.95
12:00
:NUET
INLET A-5B
1.66
10.0
00
1 86
loo
1000
976
182 28
7.6
00004
132
0.50
0.89
00
100
66565
66601+
0+6595
46+8466
6 9
5 5
-
-
-
2
2
1 1
168
10 0
100
7�54
8.69
820 48
12.1 .8
6.5
000 3
3
060
. '.
0 7
1
O�2
1 70
6 6460
-
NLETA�-.-
0+�7.11,
18-5.
INLET XW
0403
14.1
100
_6
11.8
6.7.72
INLET
NUETA-98
INUETA-91;
i"LE, _913
INLET A -SC
1-1!1
435wOO
66400
INLET A-9A
INLET A-98
INLET A-9C
1471
i435
015
io.o
111
1 w 7.
106
!�!i
10.0
ii.i
Ll 2
ioo
ioo
9.1-6
9428
16.7 2.
28.4 2i
2
6.9
Its
2�
040111.
04032i
_2�.I!
1.25
0.50
2:!2
0.92
i.79
!�2
owi
li.1
ii.2
676.79
-
67,6.60T
666 Bu±
'SUIAP.111. I - T
PIPE IS jN GRAVITY FLOW
45,17 1
45
51.1
17.18
17.2
744
4 54
8:
0.0051
0.00
01
17:3
682.68
P�PE:S:NGRAVTYF W
�10
45 2100
:21�00
40 6 01
459.99
17.18
17.3
i0o
00
7�42
14
4'1� 1 54
8:
0
0�0051
00
O�9
82
623
4
PIPE S N GRAVITY FLOW
INLETA-11
4 +61 01
28.00
INLETA-11
1.90
100
1.90
1 00
100
9.76
18
85 24
59
0.0067
1.25
0'608
0.1
1
11
660.95
66090+
INI LET A-19A
I
I NI FT A-1 ?R
oi
u on
33.00
INI FT A-19A
INLET A-12B
1 SR
1.00
IS n
15.0
I 'R
158
15 n
15.1
I no
100
R 09
7.99
127 94
20.6 24
40
C.6
a on.19
0.0083
1 9S
0.50
oll
0.55
n I
owl
105
15.2
SRI 32
660.90
A61 M+
660.90±
21.65'
l.2
1 o0o
7.22
16.X 541
1 o. 6
g4g4
`.-0
1.02
'w7
I S. -
-0.0.
-PIPE IS 1N GRAVITY FLOW
NLETAwl3
!NLETA-14
36+3i.89
iNLETA-lb
361=31.39
36+31.69
33+0558
33+05 ba
27400
27.00
326.3i
34.00
NUETAwl3
NUETA-14
-
iNLETA-15
242-
2424
-
1AZ
io.o
10.0
-
lo.0
2.24
2.24
26 i4
1.42
10.0
io.o
189
loo
io.
100
ioo
luo
941-6
7. 07,
9.76
21.9
21.9 24
i 97.4 60
139 21
7.0
7.0
i0i
5.8
040094
040094
O�0057
0.007
0.50
1.25
0.9.
0.95
0.7i
0.55
owl'
owl.
0.5
0.1
i94
101
657.08
655.88
554.22
.57-0+
657.60,
854 M+
INLETA-16
33+0558
26.00
INLETA-16
1.42
10.0
1.42
100
100
9.76
139 21
5.8
0.0077
1.25
0.65
0.1
101
654.16
65493+
30+01 76
303.82
-
-
-
28.98
194
100
6.97
214.6 66
9.0
0.0041
0.60
031
0.6
200
653.31
133+05.58
NLETI�7
3
36:01)
1435
10�O
135
00
100
9476
32 21
5.5
040069
25
0:59
owl
10.1
652+59
653.11 t
INUrTA- 8
:11�1
30 0 7:
26.00
�NLETA-17
NUETA- 8
2.00
00
2� 00
Zo
1 00
9.76
19�5 24
6.2
0.0074
125
0.75
0.1
10.1
652.69
653.15+
30,0176
2 0.73
491.03
-
-
-
32.33
20.0
100
6.86
86
234.4 66
9.9
0.0049
0.60
0 '77
0.8
20.8
651.75
INLET A-1 9
255++1073
3 00
INLET A-1 9
157
100
1 5
loo
100
976
153 21
6 3
00093
1 25
078
01
01
10
64966
651 33+
IINI FT A-
15+1n 71 -.go
INUETA-20
1.57
11 Inn
11 157
1 inn
inn
---
-
..6
1 .53
1 ,
1 -
I .,
I _.
I . n-
I n
I I
I
n 7R
_
n 1
_
n
in
_799
I -
_,g.n I RRn Ri
T
T
1 wo
A
1.25
g-.0
ft
1
1 A.
NLETA-22
21,00.66
i7+95.68
11 AKI,A A-Z3
INLETA-24
AREA A-25A
2 A. + 00. GO
17+95.68 u.-
14+34 93 1 360-
INLI, I A-24 &11W
14+3493 32 2, oU 20, U
3
NUET A-21B go
1
A A
�"A -2
INLET A2
U.43
1.58
-
lo
�o.
3 - .'
38 6i
-
-.43
kL
11..
1
220
-
1 OU U3
1 0
i 00
luu
ioo
loo
100
..5g
1
9.762
9.76211
11 u
152
1
-6
6
1 11 1
11 1
2
64
u
i _Z_
1 uo
uol I u
U.0092
0.0094
u...
o5o
1 25 44
1 25
MO
1 0.00
75
3 0
0 �8
^u. 0
u..
0.5
U2
o
22.0
225
'2
lo
647+899 ' 04' 8.151,
-.1 PIPE IS IN GRAVi FLOW
642.46
UU.24
64 kIl �ISIING DETEWIoN PoNDOUIIALL I
641 15± I
641.87
-25
INLET A B
14+34.93
34.0
INLET -25B
0.01
'o o
�5g
1
100
9.71
15.4
721
0.0094
77737573
o 3210.11
0
10.2
540.85
841.15±
14�34.93
8184.93
550.00
1
1
1
1 4063
225
00
643
2848
1 6
12.0
0.0072
050
128
o
233
64024
8+84.93
8+73.43
11.50
40.63
213
100
6431
28060
86
11.8
040070
0600
0600
06
213
635600
PIPE IS IN GRAVITY FLOW
I N ET A-27
817343
12.10
INLETA-27
1-71
100
1.79
100
100
111,
171
21
7-1
0.1122
1.21
1.04
0.0
100
636.96
63767.
PIPE IS IN GRAVITY FLOW
I NUET A-26
1 A171
8+73.43
_ 11 1
26.00
771 21
INLETA-26
1.79
1010
1.79
_91
10.0
?I q
100
inn
9,76
11
17.5
qn, R
21
R.
7.3
1 , 7
0.0122
n nnR,
1.25
-
1.04
04
nn
0.0
I n
10.0
14,
636.96
R. q
637.67±
PIPE IS!,pmM FN GRAVITY FLOW
r
PIPE 1... _1 _1. . I I -
21
32.00
!NLETA-29
0.74
io.0
0.74
10.0
100
9.76
7.2
21
3.0
0.0021
1.25
OA8
0.2
10.2
625.88
626.95+
_P!PE!S IN GRAVITY FLOW
1,NL_ETA,-_2_8
1,11-21
30.00
INLETA-28
1.73
10.0
1.73
10.0
100
9.76
16.9
24
564
0.0056
1.25
0656
0.1
10.1
626.58
627.02±
-PIPE IS IN GRAVITY FLOW
NOTE. PURPOSE OF THIS DRAINAGE AREA MAP AND
CALCULATIONS SHOWN ON SHEETS C-DI04A,
C-D10413, C-DI04C, C-DI04D, C-DI04E 8 C-DI04F
ARE FOR OVERALL PRE a POST PROJECT COMPARISON
AND DEVELOPMENT OF ON -SITE DETENTION POND
TAILWATER CONDITION.
C3 0
z
z FF
Ma.
0,59
u, 0
Ix .5?11-
LL, ad I:g
z
• tl
IGHT (
WER 8 ASSOUATB INC.
SHEET NO.
C-0104F
STORMWATER FACIUTY
CAUTION AUTION I I
BOUNDARYAGREEMENT
EXISTING UTILITIES ARE INDICATED ON THE PLANS FROM
AVAILABLE INFORMATION IT SHALL THE RESPONSIBILITY OF
THE CONTRACTOR TO VERIFY THE LOCATION OF ALL UTILITIES,
TO NOTIFY ALL UTILITY COMPANIES OF THE CONTRACTORS
/W-676 90
OPERATIONS, TO PROTECT ALL UTILITIES FROM DAMAGE,
\
TO REPAIR ALL UTILITIES DAMAGED DUE TO THE CONTRACTORS
OPERATIONS, AND TO NOTIFY THE ENGINEER PROMPTLY OF ALL
CONFLICTS OF THE WORK WITH EXISTING UTILITIES.
Z
- 6' FLEXIBLE BASE
ACCESS RAMP PER
TxDOT ITEM 247,
_TYPE B.
GRADE 1-2
FNT B/W2'5i 0 /B/Wk6 .07IRI
N
/
\
B/Vh-667.0
w
2'
\
/
W^
4
CN=N83R500.
83-5 17'W
CL 29 59
-29 69' \
W
R=99 99' T/W
0= 7'00'52' /W'
mCH=NB3'S3 D7' W
G
r
CL-29 58,
P.R C.T.
NLAND TRl PARTS COIF
NST. D2003W
EMERGENCY OVERFLOW 01 W.S. ELEV. 06913
P.
P R.T.0.T.
ROW INTO DETENTION POND
FLOW - 16.0 c6 FOR UPSTREAM UNDERMINED4.1
ELEV. 870.80/
nELEV.
670.�
ELEV. 669.39(4:1
_
POND EMERGENCY OVERFLOW
WEIR /
m
CALCULATIONS
CIPOLETR WEIR FORMULA:
H
C
L
M-
Qv O= "L 4 0.8Hz)4H1.5
It!
(FTI
(FT)
(Fr)
Rc U z (WEIR SIDE SLOPE) - 4
044
3 1
16.00
669.83
16 0
DETENTION POND EMERGEICY
M.T.G.
SPILLWAY SECTION A -A
p5
1
6'-0"
�F-o
• �Nruve
muC2 - AN'K' CUT ON TTE
SOUTHNEST COR,IER OF CM W.ET
ON 7W NEST SVE OF LOTS STAR
EOLI.EVARO /- 1. AEET NORTH OF
WORT/EAST PAWY
ELEVATION= 668.87 PT
BY iu - AN'K' CUT ON TIE
SCU7WAST COR,IEW OF CLWE ALET
ON TIE SO" SVE OF NORTWAST
FKWY ♦/- 65 FT NEST OF LAW STAR
EO .EVAW
ELEVATION- 667 59 fT
REMAINDER
BLOCK 33
MARK IV BUSINESS PARK
VOL 388-100. PG 42
PRTCT
BRUCKNER TRUCK SALES. INC.
VOL 1-0. PC 83
DRTCT
EMERGENCY OVERROW
EXISTING CREST = 669.39
GRADE 0 _
STREET p
EXISTING
GRADE
OVERFLOW
-669.224
0100 W.S. -
669.83
670
_
.._.. 670
0.60% J
PROPOSED J
I
GRADE
DEIE'1TOW
POND 0100
W.= 68655
0+00
0+50
SECTION C-C
N.T.S.
�• o�- B/W=667.2
A
SEE SHEET C-G201 FOR
o
CONSTRUCTED IN PLACE GENERIC
0 MASONRY GRAVITY RETAINING WALL
T/W=676.0DETAILS. CONTRACTOR TO PROVIDE
14=665.86 B/W-667.10 RETAINING WALL FINAL DESIGN FOR
DETENTION POND
006 6A44.
E OITAI LTHIS SHEET
OPONDF FLUME SECTION
67
1 \ W�66.86 °
TPA
13/11
CONCRETE WIFALL STRUCTURE WITH \
02
�3 „RECTANGULAR WEIR CONTROL FL WEIR
\� SE -ET C-D301 FOR OUIFALL
fi65.35. iL WTFALL RPE = 664.24.
T/W�7O.o6 STRUCTURE DETAILS
/ SEE SHEET C-G201 FOR
CONSTRUCTED IN PLACE GENERIC
MASONRY GRAVITY RETAINING WALL
DETAILS. CONTRACTOR TO PROVIDE
RETAINING WALL FINAL DESIGN FOR
PERMITTING.
3600 P51 CONCRETEJ ".I �#3 BARS ®18' 6-0.60%
C/C EACH WAY n - 0.04
SECIM
POND FLUME SECTION e:o -r N.TT.G..S. B-B
N.T.S.
WIDTH To
.6" WIDTH
INDICATES 0100 W.S. LIMITS
NOTEt
SEE SHEET C-D301
FOR DETENTION CALCULATIONS
TJW
T/W-671. a Q
B/W=666A0,T „ � W Z
skit°a0 Wj d
T/0.25 Zj
f z
/ 1 FG-670.00
Z
LLW
I 1TOP-669.66
5.35
OSOD LINED EMERGENCY n
OVERFLOW SPILLWAY -�
(MINIMAL SLOPE - MINIMAL
VELOCITY: 1.8 ip6)
/8 WlFALL PIPE CONNECTION TO
d CURB INLET PER ENCROACHMENT
AGREEMENT NUMBER PK25-03391
� EG-669.22t 1
669.39/ <f or 4V
FG=669.37 �....��
° 4 wvmlwT
/gP �s�i � G'iIC�C�4 InIOO.
- . BENcfRraoRs . V h
^��• I BMIQR - AN'x' d ON THE Z u°Ci 8
REMAINDER I'I SWTNWEST CORDER O CNPB ALET = F
MARK BLOC f�33 PARK I III II' CN TIE NcS/_ O£L TSTAR aff¢¢
MAR 388-SNE PG PARK
F BORTWARO f/-3B0 FEET NORTH
42
NORT/EA5 66B BJ F7
o PRTCT I
T EiEvanoN- —
Q^ a
BRUCKNER TRUCK SALES, INC.
W VOL 12980, PG 63 //
_ �. AN x ur av THE
�, � SWThEAST CORNER OF CLRB ALET (,1f � � .g
z M1 DRTC.T /1 oN TlE SWrN SL'£OF NLRTIEAST O.
4 1 i
o FT WEST oRLO1E 5TAR RKWY f/ 65 � �
5 \\ s� ^ BaaEVARD 61
ELEVATXJN: 66J 59 FT, EA R
:: ....Pit o20 ao so_40cc50.eR
20.wQ3Q��gW
g�`
III
4. IIII N
0.3R 11 �� 300
i
„/,l' 1, n. M.................................................... .............. ................... ,
...:
" ..:...��........:......-....... :.��.-mm--�6�2=...^...�.
Y W
i - --_
LOT RI 33
p SCAB B)S'L.T172
R v.Tc
W 6S
660 80
m=
�E-1snNc GRAD:
DETENI ON POND DETENTION POND
r
670 I GRADE IED / �� W.S. - 88&55 — 670
5 _ ai
W ; -... -.,.-...-...- ..-...-. z
FDETENnOP Q
0.30/ POND OUI LET
smuclu� ZZ U
CON Lu
CR "TE FL-665.35 (n
m FLUME ❑
0+00 1+00 2+00 3+00 4+00 Z
SECTION A -A a a
n 680 660 680 680 LL O
DE ELEVATION
FIEEN- 66 .5 Z
1-FOOT FREEBOARD EXISTING r ELEVATION - 669.55 uj
z
m ELEVATI.N = 669.55 GRADE
Y DETENTION EJND /} J DETENTION NND / W
a� 0100 W.S. - 66&55 `� / ( 0100 W.S. = 668.55 Q
/ RETAINING R=TAINING _ RETAININC
670 / I �� WALL 670 670 WaLL --C / \ WALL 670
_ \
WALL ;f
�1
/ �* RCP DETENTION POND
'Piiiu6'i:'cnal.w,
�CRME ETE� LDFENnON POND `PROPOSEDy .......`d'siis....."..
PR ]POSED CONCRETE GRADE ti,�j:.: kTxsQ.
GR 1DE FLUME
'^�"`u
0+00 1+00 0+00 1+00
SECTION B-B SECTION C-C wBm l
WER B
DATE 8/15/2025
wAk i56'f�
SHEET MOO.
c-D208
POND VOLUME CALCULATIONS
(100 YEAR EVENT)
ALLOWABLE RE LEASE
RATE Q. (cfs)
63
AREA (acres)
254
C(Dev)
075
322 0]1
b
24 3881
Ta
T. (mIn 7
101
Vprellminary (c f)
10.492
P,.3o
5 361
P',
2 92s
Vmax(c f)
19,230I
POND VOLUME CALCULATIONS
H YEAR EVENT'
ALLOWABLE RELEASE
RATE Q. (cfs?
49
AREA (earesJ
211
C(Deg)
075
95 835
b
13 425
Td
Tc (mirt)
10
Vprellminary (c f)
2, 159
P,ee
5 361
P,e
2 154
VT (cf)
5373
POND VOLUME CALCULATIONS
(5 YEAR EVENT
ALLOWABLE RELEASE
RATE Q. (cfs)
AREA
69
2 53
(aces)
C(Dev)
075
b
170 61
19 435
Td (min)
23
Tc (mirt)
10
Vprellminary (c f)
3,710
P,ao
53C
1.
2 55
Vm (cf)
7,800
POND OUTLET WEIR
CALC JLATIONS OO''EAR
SENT)
IR
H
C
WIDTH
WSEL
OW -
(FT)
(FT)
(FT)
WO
0
3.3
OA4
665.35
0.0
0.20
3.3
0."
G65.55
0.1
0.10
3.3
0.44
665.75
0.4
O.fiO
33
044
66505
0.]
0.80
IS
044 .
366.15
1.0
1.00
&3
044
66635
1A
1.20
3.3
0.44
666.55
1.9
1A0
3.3
044
66675
2A
1.fi0
3.3
044
666%
2.9
1.80
3.3
044
667,15
35
200
3.3
044
667.35
41
220
3.355
66].55
47
240
3.3
044
667.75
5A
2SO
3.3
044
66].95
61
2SO
3.3
044
668.15
68
100
3.3
0.44
668.35
T5
120
3.3
0.44
668.55
&3
140
3.3
0.44
66&75
144
160
3.3
0.64
We%
249
180
3.3
0.44
66S15
383
POND OUTLET WEIR
CALCULATIONS
(1 YEAR EVENT)
WEIR
H
C
WIDTH
WSEL
0_
(FN
(Fr)
(FT)
(ds)
0
33
044
fifi5.35
00
0.20
33
0 44
885.55
01
0.40
33
044
fifi5.75
04
0.00
33
044
665.95
07
0.80
33
044
fififi.15
10
1.GO
3 3
0 44
668.35
1 4
1.20
33
0"
666.55
19
1.40
33
0."
666.]5
2 4
1.60
33
a"
666.95
2 9
1.8()
33
0'"
667.15
35
2.0D
3.3
0'"
667.35
41
2.20
3.3
0'"
667.55
47
2.25
3.3
0'"
667.60
49
2.40
3.3
0'"
667.75
54
2.0D
3.3
0'"
667.95
61
2.80
3.3
0'"
668.15
so
3.00
3.3
O.
668.35
7.5
3.20
3.3
0'"
66&55
8.3
3.40
3.3
O.
668.75
144
3.80
3.3
O.
668.95
24.9
3.80
3.3
O.
669.15
38.3
POND OUTLET
WEIR
CAL
:ULATIONS
(5 YEAR EVENT)
WEIR
H
C
WIDTH
WSEL
Q_
(FT)
0
33
(FT)
o44
(ETI
-1
(ds)
Do
0.20
33
044
665G5
01
0.40
OGO
33
33
044
044
6fi575
66595
04
07
O.GO
33
o44
-15
10
1.00
33
0 44
666 M
14
1.20
3.3
0444
666 55
1.9
1.40
33
04
GG675
24
1.GO
3.3
044
66695
2.9
1.80
33
044
66715
35
2 M
3.3
0 44
667 35
4.1
2.20
3.3
0 44
667 55
4.7
2.40
3.3
044
667 75
5.4
2.M
3.3
044
66795
6.1
2.80
33
044
66815
6.8
2.83
3.3
0 44
668 18
6.9
3M
33
044
66835
7.5
3.20
33
044
66855
8.3
3.40
33
0 44
668 75
14.4
3.60
33
0 44
668 95
24.9
3.80
3.3
0 44
66915
38.3
DETENTION POND
STAG E-STO RAGE -DISCHARGE
f 100 YEA
R EVENT
WATER
SURFACE
POND
ELEVATION VOLUME
VOLUME DISCHARGE
(FT)
(CF)
(AC -FT)
(EIQ
Go 35
0
0.000
0.0
665.55
33
0.001
0.1
00575
135
0.003
04
1 665.95
311
0.007
0.7
1 666.15
597
0.014
1.0
WIG 35
1.087
0.025
1.4
666.55
1.859
0.043
1.9
1 666.75
3,034
0.070
2.4
668.95
4,458
0.102
2.8
667.15
6,094
0.140
3.5
667.35
7,861
0.180
4.1
667.55
91,707
0.223
4.7
667,75
11,800
0.266
SA
667.95
13,529
0 311
6.1
1 66&15
15.491
0.3W
6.8
1 66835
17.480
0401
7.5
66855
19.491
0.447
8.3
66875
21,5U
0.494
144
668 %
23.574
0.541
24.9
1 609.15
25.646
0.559
38.3
DETENTION POND
STAGE -STORAGE -DISCHARGE
(1 YEAP EVENT)
WATER
SURFACE
POND
ELEVATION
VOLUME
VOLUME DISCHARGE
(ED
(CF.)
(AC-FD
(cfs)
665.35
0
O.ODO
0.0
665.55
33
O.DD1
0.1
6075
135
O.OD3
0.4
665.95
311
O.DD7
0.7
666.15
597
0.014
1.0
666.35
1.087
0.025
1.4
666.55
I'm
0.043
1.9
666.75
3.034
0.070
2.4
666.95
4,458
0.102
2.9
667.15
6,094
0.140
3.5
667.35
7,861
0.180
4.1
667.55
9,707
0.223
4.7
667.60
10,176
0.234
4.9
667.75
11,600
0.286
SA
667.95
13,529
0.311
S.1
668.15
15,491
0.356
6.8
6W.35
17,480
0A01
7.5
688.55
19,491
0.447
8.3
6W.75
21,522
0.494
14.4
GG8.95
23,674
0.541
24.9
669.15
25,646
0.589
38.3
DETENTION
POND
STAGE -STORAGE -DISCHARGE
(5 YEAMEVENTI
WATER
SURFACE
POND
ELEVATION
VOLUME
VOLUME DISCHARGE
(FT)
(C F)
(AC -FT)
(ds)
665.35
0
D.000
0.0
665.55
33
0.001
0.1
665.75
135
D.W3
0.4
W595
311
000]
0]
666.15
.7
0.014
1.0
666.35
1 087
0 Q2
1 4
666.55
- 75
t 889
3.034
0043
0 070
19
2 0
666.95
4.458
0102
29
fi67_15
66]35
6fi]55
6.094
7,861
9.]0]
0140
0180
0223
35
4.1
4]
667-75
11,600
0266
54
667.95
13,W9
0311
6.1
668.15
15,491
0356
6.6
668.18
15,788
0362
6.9
668.35
17,480
0.401
7.5
668-55
19,491
0447
8.3
N .75
21.522
0.494
14.4
668.95
20574
0.541
24.9
669.15
25,646
0.589
38.3
VARES SEE
END CORNER 8 PULL
PLAN
POST 4' O.D.
GAL, PIPE
%O
TOP RAE. 1-6/8' O.D.
I PIPE 2.27 LBS/FN.
Q
WIRE MESH
iO
O N. 7 GAUGE BOTTOM
2
TENSION WIRE IGALV.I
O CONCRETE PILOT CHANNEL
3
( lI\ Q
3
I, REFER TO PLAN
L TYPT C RETE-.L
F-'i FOOTING
DIAMETER
NOTESI
I. PLACE C14AN LINK FENCE AROUND CONTROL STRUCTURE
FOR TRASH SCREEN CONSISTING OF 60' HIGH FENCE WITH
4. O.D. GALVANIZED VERTICAL PIPES AND 1-1/2' PIPE
TOP LINE POSTS. USE 2' MESH 11 GAUGE GALVANIZED
STEEL WIRE MESH.
CHAN LNC FENCING
MS
EMERGEN CY OVER FLOW WEIR
CALCULATIONS (4-FT OPENING)
H C WEIR WIDTH WSEL Q_
(FT) (FT) (FT)(cfs) 1
/
047 33 400 6690- 1 42 1
EMERGENCY OVERFLOW WEIR
CALCULATIONS (5-FT OPENING)
H C WEIR WIDTH WILL O.,T
(FT) (FT) (ED (1) 1
047 33 500 66902 52 1
TOTAL EMERGENCY OVERFLOW CAPACITY = 188 cfs
(TWO TFT 8 2 5-FT OPENINGS IN STRUCTURE)
RECTANGULAR WEIR FORMULA:
0 - C•L•111.5
EMERGENCY OVERFLOW
OPENINGS, TOTAL
LENGTH FOR
STRUCTURE - 18-FT
I
9' �
I
I
5-yr. WSEL
= 668.18
I-yr. WSEL
- 667.60
�0
h
11. WSEL
= 668.55
�- 665.35
2 � 6
5.75'
5'-6'
TOP =
889.80
STD. INLET FRAME
& COVER
F 6'
W.S. POND FULL
IS' MIN. ELEV ,668.55
FREEBOARD 1 I I/" 'g•
CHAIN LINK EMERGENCY
TRASH SCREEN OVERFLOW
OPENINGS
S' {I
FLUME I No.4 BARS AT
IL O STRUCTURE = 665.35
EA.WAY
25' I /C BETE
SLOPE FLOOR~ it
21' RCP TO PIPE
BENT BA6' J L
STRAIGHT BARS C HIGH IL STRUCTURE 10'/
ALL TOREIBE NO.5CING B CURB = 664.25
TOP TO BE N0.5 BARS N0.5 BARS AT
12' C/C EA. WAY
POND OUTLET STRUCTURE DETAIL
J
Q
M7
W
a O
STA 1+22.98 SD. LINE 'A-3A'I
PC L
N-6990317.84
E-2324722.21
STA 1+63.08 SD. LINE 'A-3A'I
PT
N- IL
6990321.35
E-2324882.44 - - - -
STA 1+91.19 A, LINE A-3 / -��B_
'12"W
'12
A
INSTALL: 1 - 18" 45' BEND
N-6990319.13
E-2324654.42
i�
lil 1
5 H
III
lilt �
I ,N
NP
0�
1°
LOT AIA2A-I, BLOCK 33
MARK IV BUSINESS PARK L
CAB B. SL 1960 II
PRTCT I
S
I
STA 3+57.99 S.D. LINE 'A -IA'
CONST: 1 - STD. 10' CURB INLET
PER DETAIL SHEET C-D302
TOP - 671.88
FL=667.86
N-6990192.24
E=2324546.16
DETENTION POND
SEE SHEET C-D202
OR. W.S. = 668,43
VOLUME - 15.812 C.F.
REMAINDER
BLOCK 33
MARK IV BUSINESS PARK
VOL 38B-I00. PC 42
P R T C T
BRUCKNER TRUCK SALES, INC.
VOL 12ABO, PG 83
o R T C.T
1+12.00 SD. LINE 'A-;
ALL: 21" RCP THROUGH
S17'44'41"W \
6.19'
1+20.19 S.D. LINE 'A-M'
ALL• 1 - 21" 45' BEND
990245.70
._ �524042.60 �.
PROPOSED
-- - - - I7 .� SD. LINE 'A-3 0
ISTA +21. 0 D. I E 'A-3 SEE SHT. C-D201 -
INSTALL: 1 - 18" 6:1 c FOR PROFILE
PSET-SP HEADWALL A
PER DETAIL SHEET C-0304
N=6990317.39
E-2324723.92 K
E
D - 19*01
EU R = 120.00
TA 1+63.95 S.D. LINE 'A -
IN STALL• 1 - OUTLET STRUCTURE
ER DETAIL SHEET C-D301
S=2324967.54
/r
-6990260.83
Hill
� s
PROPOSED
q
S.D. LINE 'A
SEE SHT. C-D201
�\
FOR PROFILE
'
1
155842"W
STA 1+38.48
LINE 'A -WI
2NI
2
INSTALL- 1 - 21"
45' BEND
_
N-6990236.35
E=2324974.55
L - 40.11 IE-2
SD. LINE 'A-3A' T - 2024 I�2'
SEE SHT. C-13201 CH - N84Ti7'20"W
Fri PROFILE 39.92 SLOP EXPANSION
2.8896E
/ LOT I, BLOCK 33 /
MARK N BOBNE9S PARK /
SERVICE SAY / CAB. B. SL, 1752
EXPANSION / P. R.T.C.T. /
T, 785 6 F WAND TRUCK PARTS CONPANY /
/ MT. ND. D215035455
/ 0 P.R.T.C.T. �a
/ FEE = 672 79L / e�
aw
EIT
/
5�,s,s
��tRNR
s IIO1y
SSCB SS SS 6' SS SERNCE SS SSCO S
wBWTHNLET
PIM TE 14M
CAUTION I I
EXISTING UTILITIES ARE INDICATED ON THE PLANS FROM
AVAILABLE INFORMATION IT SHALL HE THE RESPONSIBILITY OF
THE CONTRACTOR TO VERIFY THE LOCATION OF ALL UTILITIES,
TO NOTIFY ALL UTILITY COMPANIES OF THE CONTRACTORS
OPERATIONS, TO PROTECT ALL UTILITIES FROM DAMAGE,
TO REPAIR ALL UTILITIES DAMAGED DUE TO THE CONTRACTORS
OPERATIONS, AND TO NOTIFY THE ENGINEER PROMPTLY OF ALL
CONFLICTS OF THE WORK WITH EXISTING UTILITIES
N60'58'42"W T ��
113.99,
,W r III 3
u EFM•y�,Fx,
P III STA+24.49�.D. NE 'A-31
w P II II / E 69Z � 56pST. CURB INLET
79
1+38.88 S.D. LILi'A-3B' P ��
1LL: 1 - 21 45' BEND
)90237.14
$24926.07
�yIFP ', 1� III 1
� I m
I
I r III '� III III' ;
�IIII IIII
O 30 60 SO
m Q.2-AN'X'CUTON TIE
SOUTHHEST CORNER OF CLRB NET
ON TIE NESTb -LW STAR
BON.EVARD+%380 PEET NORTH OF
NORDEASTFKWY
ELEVATAON-668 S)FT
AB /O/ - AN'X' CUT ON THE
SOVXREAST CORNER OFGLRB NET
ON 71E SOUTH AEE OFNORTfEAST
FKWY+% 65 FT NEST OF LONE STAR
eou EVARO
ELEVATXW = 667 59 f7
� ♦ RENUM/dRXS •
(� �
'A
S.D. LINE 3A'
SIL122. - AN 'X' R ON THE?
= F
CAUTION I I
SOUTHWEST CORNEA of CLM MET
ON TIE WEST WE OFLOAE BTAR
ISTING UTILITIES ARE INDICATED DN THE PLANS FROM
001KEVARD 0/- 3B0 FEET NORTH OF
WE
AVAILABLE INFORMATION IT SHALL BE THE RESPONSIBILITY OF
THE CONTRACTOR TD VERIFY THE LOCATION OF ALL UTILITIES,
NORT�AST ELEVAT/ON" bbe BT FT
1- CI S
NATURAL
r GROUND P fL
TO NOTIFY ALL UTILITY COMPANIES OF THE CONTRACTORS
OPERATIONS, TO PROTECT ALL UTILITIES FROM DAMAGE,
CN=-AN'X' d/T ON T/E
BOfTIEA6T GORIER OF CURB MET
_
j ..a
�
680
680
ON TIE 5Of/i/1 BD£ OF NORTIEAST
0'
PROPOSED
IT 0 6 83
k� = 0.15 I GROUND ® rL
TO REPAIR ALL UTILITIES DAMAGED DUE TO THE CONTRACTORS
OPERATIONS, AND TO NOTIFY THE ENGINEER PROMPTLY OF ALL
CONFLICTS OF THE WORK WITH EXISTING UTILITIES
FKWY �/- 65 FT WEST OF LONE STAR
BOMEVARD. £LEVATM- 667 59 FT.
N h
N y
h� = 0.03 _ _ - —
IT 6 90
--
r- TOP =6MISS
_��—
j
m
DEFINE ON POND
670 01. W 5 = 668 55
H G - 669.67
r k� _ 1.25^
670
W
Lqp I_R. 1�- R
W 4
M
' W
6.3
m
<
660
.I
Sf 7.
939 Sf = 0.36%
._ m V= 3 6 fps
?
660
LLI
U U m
_ 1 fll
�i m ✓b0
rc
�im
F-� IL
�av
yF¢'
ZN
n
I�ypm
650
I� y1�0d
I='
�UW
650
Zd
m m 0
■ t
1+00
2+00 3+00
4+00
�� a
NOTE.
SEE SHEET C-D105
FOR STORM DRAIN LAYOUT.
S.D. LINE 'A-3B'
S.D. LINE 'A-3C'
w
680
680
J
LL
IT a = 167.9
kj=O.N
�ROppSED
Q
hl=O.CS
87
DUND®�
a
680
PROPOSED
680
I UP = ti T GIIx 167
H.G. = 667.83
r 6AROURA O g h --_ p ZZ
¢ ax
Z
kl = 0 15
TURAL hi = 0 15
O
kl = 0.SO
hj = O.S12
H G = 667 97
_ DETENTION POND
< W
111
a T
ROUND ® ( H G. = 668.5E
670
H.G. = G. I
HGI=666.73
��'I'K W S. = 668 55 670
Q
TOP � 669 593
DETENT N POND
=Gs/l
moo w = 66a 55 ,
kj = L25
__
14 L -, 21" RCP 'ate
" 25 L.I. 21" RCP
Q 1.0 )%
Q
LL
�j cc
670
-\ h = O 31
670
� I
O 1.00%
O
8 F. 21" RCp� .. 1 Gm.69
19 L.F. 21" RIC
Its_
i].
® 0,50%
Q 0.50%
EXIST.
660
21- RCP /1
m- 8.3 cfs b 660
INLET
S1=027% 'I
fps Q
n Q..' 9. <(s '� n '�
m m
m�19.6 cfs J
�V=3.4
0 18
a V' /29= ' of
wve
660
Z
a V = G r/s < a < a m
660
sr = 53%
Z. I1p�
z3 V'/21=Q.25'Zu ?U ?V
J
C
V'/29-1.02' / r�Zoo
EXIST. I J m
1n
o q IK�jN
>erty �t^x
.*.........FFLN"_111......=*.c
ti ?
N
w, rc wr Li
UT,ia
650
8'VCP S.S. m
ri
g tir
0 � 650
p, �uv...._Ra.2'.�,.'. SS
goe z
;ZW� ++_ m±gym
650
y�+z�`
<
m_C
650
m
rn b
Oro
coPrw6NT
WERBA
N
DAwn B2Su202S
SHEET KID.
1+00 2+00
1+00
2+00
0=0Q09
I WALL T PE 1—B — LEVEL SLOPE BEHIND WALL NO LIVE OR DEED LOADS BEHIND WALL WITHIN 1.5X THE EXPOSED HT. CF WALL
Woll HeigM1t H_ Total Ht. Base Wirth B Toe B1 Base Depth (Du) L Bau Depth (Heel) Cl Fulry Martarctl Zona E Thickness T Setbak A Be ,,B Prcaaurc PSF
1' 8" 0' 0' 0' 8" 0' 3" FULLY MORTMEO 1' 8" 0' 4" 500
3' 3' 10" 1' 9" 0' 3" D. B. 0' 4" FULLY MORTARED 1' fi' 0' fi" SOO
4' 5' 1" 2' 0" 0' 6" 0' 9" 0' 4" FULLY MO
RTMED 1' 6" 0' 8" 700 I
5' 6' 10" 3' 10" 0' ]" 1' ]" 0' fi" B. fi" 2' 3" 0' 10" S.
09" 1' 6" 0' 9" O' 9" 2' 6" 1' 0" 1000�
]' 9' 8" 4' ]" 0' 10" 1' 8" 0' 10" 1' 0" 2' 9" 1' 2" 11W
B' 10' 10" 5' 3" 1' 0" 1' 11" 0' 11" 1' 0" 3' 3" 1' 4" 1300
9' 12' 1" 5' 10" 1' 1" 2' 1" 1' 0" 1' 3" 3' 9" 1' 6" 1400 I
10' 13' 5" 6' 2" 1' 2" 2' 4" 1' 1" 1' 3" 4' 0" 1' B" 1600
11 14' 9" 6' 10" 1' 4" 2' ]" 1' 2" 1' 6" I 4' 6" 1' 10" 1]00 I
12' 16' 1" ]' 2" 1' S" 2' 10" 1' 3" 1' 8" 4' 9" 2' 0" 1900
�B T
HMDRAL IF RED'
BY OTHERS FlI IC
GRADE SLOPE AS REOUIR
SEE HANDRPIL POST OETAL MM. ta(H):1(V) SLOPE REFER TO CML
LTER FAB 1C OVER FOR FlNAL GRADING
TOP 1 ML`CK OF STONE,
MIRAFI 40I OR APPROVED EQUAL
1 I \ 1 I•I I I I—� � I—
� II 1=III=III-III-I ,j-0.
DD I I-= III=III=III- �
1 DD E I—
6 ❑❑ "12" THICK COMPACTED
TIGHRT FITTED STOW= CIAY CAP BY OTHERS
NO MORTAR REWIRED OCK DACE MAY BE IRREGUTAA
D = ORTARED BACK FACE
_ 'ER FABRIC MOUND
DRAINAGE ZONE, MIRAT
140N OR APPROVED EQUAL
TI 3AL H INDICATES ZONE WHERE
HEI iHT STONE IS TO BE NLLY ' • -
BO7T MORTARED
FRONT
AN R TOP. _ RETAINED ZONE
BOTTOM, FRONT AND BACK FATC AY, OR COMPACTED
D FAT GUY, DWNH A
USTIC POEX IX LESS THANTHAN50
COMPACTED
INDEX
TO A MIN. (AS
TIGHTLY MORTM O of STMDARD COMPACTION (AS _a)
FACE PER CumE _ ONNNRUM
OUS 1'—.IN
" (HICK NO 5]
DOCUMENIO •~
3" D41 PVC WEEP HOLE I CLFAN FREE DRAINING
SEE OETNL
6" MIN ABOVE GRADE D FOR —ODOR LESSZO HEIGHT
MM fi' TH- COMPACTED SOIL O —! -
FlNISHED GRADE I— FABRIC OVER
MA)U fi(H):1 (Y) SLOPE E ENO OF WEEP PIPE.
REFER TO CIVIL FOR
FINAL GRADING
\_
-I I I -I I I=1 I I=1 11=1 I I I I I
ELETE ON Al WMia 4.0 FT
TOTAL HEIGHT OR LESS
-ii�TI=III=III, ,IIII;,IIII�I � 111-'���II�
FOUNDATKIN ZONE D
UNDISTURBED OR COMPACTED FAT CIAY, USCS-CH, WON A PLASTICITY INDEX LESS THAN 50 j
TYPICAL MASONRY GRAVITY WALL SECTION
__ SCALE: NONE
ca
I-
W
NORTHEAST PARKWAY
,(8.8' RtGHT- oF-WAY)
Sheet Title;
EXISTING
CONDITIONS
PLAN
Sheet Number:
L1.01
m
H
x
W
III I 3
III
'� I �pl Ili PP xauuwx axncsxwmovn mwa uxomu
•. Tr--... .' .. *�� +„+ t...iA. �.. .. �.r.s ai.+�... v'*:..+--4'`�'x�s:..�A.'� .+'t t pA w, in rA m inwx :.
., ;• •• r x Y• ,�+ + + + + + + + + + +- - _ - _ -----___ _ IIIII = ax
3
++'TA 3 re,� max,LL woa�"0 T.F.
'el��.
,g_ �:•..t `'+++ �a Area
ib' BWI�Igc+S[
_ II
,. .�
+
III
m
a .ixavire�a�i� �v�s��wae�.otano �, we,a
11
W�WmmRm�A.A
�,�. I� , °�' III II, og III III .�a T xAaaxm �N �,� �aamrewmAaaaa�a�aLLw.�aaaAw�k„� w�I Y exwaaxaaaxx7Mwwa a.oa,A maa a Axe as a.a
ti 7i s nsa � Ili
ss xex nnrnaBo _ _
J IIIII x sou x uem .ua ow a ove w aaw,mm><amawaarewx
ran E=am
,W' a .�o �wEaw,Nl
I=
7i/ / / / / III IIIII mxmw �..� a S� a .a B m made
J Ea, II fill AC%V
—_
I —
6n- E
e ������. x.. LL«nods.a:aaaeAa>a,amwa�.amm•amW�xm,
- I ,
a.
_ .LLu xaae�a� m�o�x� a�a
CAi
I /
/ V p
Yd t Al 7f- L
,KT\ 6'12�5} III �/ wa I III I I I �..
e>mx.awx I'
25 fia LNG SETBACK / Il Lli r
i Y OL 6095E E 166%� 4 r x 0 r P II ei xvx'
o EA E, EI�E
D .G. PREDcPC IZ
l / � � fl � � � 44 II( I F x�r� r�. •.,• � I M�...Prw
NORTHEAST PARKWAY
(68' RGNT Oi WAY - — _ _ —
WL 388Ri00
GT w!?!I•I«,•t•�.ry am - - yn aS.reY
`• CTY LABELINMOE BC161TFIy NJ1YE BIQ NBli6 / /' yM1IX•/ V - a-
suEA Eo r ws ES rsus w Y w. swca I s '""'6"•alnl iply puvn,m
NET6NCANeAE MFA 56,6ffiss i. 11 NU NN Wk We D k S I flnt J vwa iwwNw
of
ure are,o waxy mawnryew� e �.�� ,off.
v rEAr aRaa,e kaa ey Ia,.hcaPaa�e. �ealxab al.n be w ra . aaemoea rexB"enomrcNaawaas<ma swl. wa. zv aaeaa, ae•oa .:a ,.
w o6N or.n 59s1. wa,zv aye.a. aE•o.a .,... �. :m
a,oaK� 9e or mnaaveuPan -1,. am.vx 5 a:l. wa. z4 n>a. z4• o.a .,....a ah
8t4ehMe 31<aYwb. boelbn 46 NRE Nel'.ieR E%evero lbly IMxx NNFe RuSfwerw'a ipel. w1. 40'o.c CakaEYee ylY PeauaPN
i�xulYx'i Bytm xES:c aaw Tua
y
num:u:Awemdm�v�, - �YE
Ratadme emscepearee re<ummehwL rem area. aecryon a ra^^
1t: xION..
6.64x.a„eaexR,.aA re .hu6..a7 M, 7 N
shone eetlar ens be --ix, spec mend All p mt maler a —11meN or exceed remarlu ea ntl rated. ^tW^^
x_ s..,.... •..,n,...,wi.,..•vv aai } t sal
�ypSg�pp �a
<n3Ew
PRO
9
6wtext xammr. zsu3
Sheet Title:
LANDSCAPE
PLAN
Sheet Number:
GRAPN,C SCALE w a'
Scala t—•-9h _B" 1-1.02
EXHIBIT "C"
Exhibit "C"
CITY OF FORT WORTH STORMWATER FACILITY
OPERATION AND MAINTENANCE PLAN
The only responsibility the City of Fort Worth has in the operation and maintenance of this
Facility is inspection.
General Maintenance Procedures
The structural and functional integrity of the Facility shall be maintained at all times by
removing and preventing drainage interference, obstructions, blockages, or other adverse
effects into, through, or out of the system.
Periodic silt removal shall occur when standing water conditions occur or the pond's storage
volume is reduced by more than 10%. Silt shall be removed and the pond/basin returned to
original lines and grades shown on the approved engineering plans. In addition, corrective
measures are required any time a basin does not drain completely within 72 hours of
cessation of inflow. NO STANDING WATER IS ALLOWED in basins designed for dry
detention purposes.
Accumulated litter, sediment, and debris shall be removed every 6 months or as necessary
to maintain proper operation of the basin. Disposal shall be in accordance with federal, state
and local regulations.
Detention facilities shall be mowed monthly between the months of April and October or
anytime vegetation exceeds 12-inches in height.
To prevent debris from entering and clogging the downstream storm sewer system a wire
mesh screen or similar screening device shall be installed over the outlet until final
acceptance.
4. PREVENTIVE MAINTENANCE/INSPECTION
Visual inspections of all components will be conducted every 6 months.
A log shall be kept of maintenance actions, and inspections. The log should
document the condition of the detention system's primary components, mowing, and
silt, litter and debris removal dates. Document aeration of the basin bottoms and
replanting to prevent the sealing of the basin bottom.
Written maintenance and repair records shall be maintained by the party or
parties signing the attached Agreement and shall be provided to the City upon
request.
Exhibit "D"
Stormwater Structural Maintenance CHECKLIST
FREQUENT
INSPECTION
Mowing
Remove Trash and
debris
Inspect irrigation
system operation
Remove grass
clippings
Violations Noted
MINOR
INSPECTION
Condition of Pond
Amount of silt in
pond
Amount of silt in
flume
Amount of ponded
water
Amount of wetland
vegetation
Location of Erosion
Percent of vegetation
Condition of trash
guard
Location of Erosion
MAJOR
INSPECTIONS
Condition of
Stormwater Quality
Structure
Type of Stormwater
Quality Structure
Structure type and
Condition
Condition of Rip -Rap
Condition of
filtration system
REPAIRS REPAIRS
DATE NOTES
REQUIRED MADE
1
Berm or
Embankment
Settlement
Location of erosion
Evidence of Animals
Evidence of Aquatic
life
Condition of
Aeration Foundation