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HomeMy WebLinkAboutContract 59497Date Received: 05/30/23 Time Received: 1:00 PM Permit No.: SWFMA-22-0072 City Secretary No.: 59497 STORMWATER FACILITY MAINTENANCE AGREEMENT THIS AGREEMENT, made and entered into this 30th day of May 2023, by and between BT-OH, LLC, acting by and through Kathleen Malone, its duly authorized Vice President, hereinafter referred to as "Developer", Alliance Gateway - Phase I Association, acting by and through Robert Folzenlogen, its duly authorized President hereinafter referred to as "Landowner", and the City of Fort Worth, hereinafter referred to as "City". WITNESSETH WHEREAS, the Landowner is the owner of that certain real property more particularly described on Exhibit "A" attached hereto and incorporated herein by reference (the "Facility Property). WHEREAS, the Developer owns a lot adjacent to the Facility Property and more particularly described in Exhibit `B" attached hereto and incorporated herein by reference (hereinafter called the "Property") and is proceeding to build on and develop the Property according to the Site Plan/Subdivision Plan known as UPS Independence Liberty Way Staging Lot, hereinafter called the "Plan", which is expressly made a part hereof, as approved or to be approved by the City and; WHEREAS, the Landowner has conveyed a drainage easement to Developer on the Facility Property as recorded under Instrument No. D222196664 within the deed records of Tarrant County, Texas to allow for the construction of drainage facilities on the Facility Property ("Easement"); STORMWATER FACILITY MAINTENANCE AGREEMENT Rev. 03/01/2022 BN OFFICIAL RECORD CITY SECRETARY FT. WORTH, TX WHEREAS, the plans for such drainage facilities are required to be approved by Landowner in accordance with the Easement; WHEREAS, City, Developer, and 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 within a portion of the Facility Property identified within the Easement; and WHEREAS, the City requires that on -site Stormwater Management Facilities ("Facility") as shown on the Plan be constructed and adequately maintained by the Developer, its successors and assigns, the location and dimensions of which are within the 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 Developer, its successors and assigns, shall adequately construct and maintain the Facility at no expense to the City of Fort Worth in accordance with the design specifications for the Facility, attached as Exhibit "C", 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 "D". Additionally, the Landowner, through this Agreement and in accordance with the Easement, approves the design and specifications for the Facility as outlined in Exhibit "C"; provided, however, Landowner's approval is not, and shall not be deemed, an assumption of any responsibility by Landowner for said design's and specifications' accuracy, sufficiency, or conformity with applicable laws. The Facility includes all pipes, channels or other conveyances built to convey storm water to the Facility, as well as all structures, improvements, and vegetation provided to control the quantity and quality of the storm water. Adequate maintenance is herein defined as good working STORMWATER FACILITY MAINTENANCE AGREEMENT 2 Rev. 03/01/2022 BN condition so that the Facility is performing its design function. The Stormwater Structural Control Maintenance Checklists, attached to this Agreement as Exhibit " E", are to be used to establish what good working condition is acceptable to the City. The Developer, its successors and assigns, shall inspect the Facility and submit an inspection report to the City annually. The purpose of the inspection is to assure 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. 2. The Landowner, its successors and assigns, hereby grant permission to the City, its authorized agents and employees, to enter upon the Facility Property for the purpose of inspecting 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 Developer, Landowner, and their respective successors and assigns, copies of the inspection findings and a directive to Developer to commence with the repairs if necessary. In no event shall Landowner have responsibility for repairs, maintenance, or replacement of the Facility. 3. In the event the Developer, its successors and assigns, fails to maintain the Facility in good working condition as specified herein, the City shall provide written notice to Developer, its successors and assigns, describing with reasonable specificity the needed repairs or maintenance. Developer, its successors and assigns, shall have a period of thirty (30) days to complete such repairs or maintenance (or if such repairs or maintenance cannot reasonably be completed within thirty (30) days, Developer, its successors and assigns shall commence such repairs or maintenance and shall have such time thereafter as reasonably necessary, using reasonable diligence, to complete such repairs or maintenance). If Developer, its successors and assigns fail to complete such repairs or maintenance within the time set forth in the immediately preceding sentence, then the Landowner and Developer grant the City, its authorized STORMWATER FACILITY MAINTENANCE AGREEMENT 3 Rev. 03/01/2022 BN agents and employees, permission to enter upon the Facility Property and take whatever stems necessary to correct deficiencies identified in the inspection report and to charge the costs of such repairs to the Developer, 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. 4. The Developer, 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 Developer, its successors and assigns, shall reimburse the City upon demand, within thirty (30) days of receipt thereof for all reasonable costs incurred by the City hereunder. In the event that Developer 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 the Property. 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. 5. This Agreement imposes no liability of any kind whatsoever on the City. THE DEVELOPER AGREES TO HOLD THE CITY HARMLESS FROM ANY LIABILITY IN THE EVENT THE FACILITY FAILS TO OPERATE PROPERLY. DEVELOPER COVENANTS AND AGREES 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 DEVELOPER OR ANY FUTURE OWNERS OF THE ABOVE FACILITY PROPERTY TO MAINTAIN THE FACILITY, INCLUDING, BUT NOT LIMITED TO THE BED AND BANKS OF STORMWATER FACILITY MAINTENANCE AGREEMENT 4 Rev. 03/01/2022 BN THE FACILITY; 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 FACILITY TO OPERATE IN A MANNER CONSISTENT WITH CITY OF FORT WORTH CRITERIA TO PERFORM ANY OTHER DUTIES OR OBLIGATIONS HEREUNDER. 6. Developer covenants and agrees that no habitable building shall be erected within the Facility Property outlined on Exhibit "A" but this paragraph shall not preclude construction of other improvements within the drainage easement, which do not impede drainage. Developer covenants and agrees that no habitable building shall be erected on the above property abutting such Facility Property 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. 7. This Agreement shall be recorded among the land records of Tarrant County, Texas, shall constitute a covenant running with the Property, and shall be binding on the Developer, its successors and assigns, including any property owner's association. Notwithstanding anything to the contrary contained in this agreement, neither Developer nor any future owner of the Property shall be liable under an indemnification of other obligations under this Agreement with respect to claims, losses, damages, events or occurrences other than those arising during or relating to the respective period of Developer's or a future owner of the Property herein. STORMWATER FACILITY MAINTENANCE AGREEMENT 5 Rev. 03/01/2022 BN ,,led this 30th, May 30th, May ( I I IN OF t OR , I . NN 'oR 1 11 LANDOWNER Alliance (latcv, ay - ph�lsu i a Tc,�wG n Dana _I ,20WN:52 CD [I'ma Burghdoff W.rt 1;o1lewoucti, A,si,mmit (,'tty Manager Tide: N esidoit ('Ity of Fort Worth May 28, 2023 Approvedas (o Form and Legality: �4- TTI-o 711a's- Royce I'lamen, i '\ssis vam CityAttorney It City Altolqoys Offlcis May 25,2023 —0 AT-FES7117* .'0000% J6: o % o oo 000 % 00000lo gpo , iood"111 May30,2023 b3,41VNATi R Date: DEVELOPER BT-(ill., I.L.C, a Delwaarc hmilcd liability comparry litle., ViO President 23 Date: Contract Compliance inn gee: By,Ogning. I acknowledge thol I alli 1(1c pers,on r"ponsible for the molliloritig and administration of this, includmix ensuring all pcvk)rnmne,M and & At R!be&aDiane Owen (May 26,2023 08:02 CDT)— Dc Daw: May 26, 2023 OFFICIAL RECORD CITY SECRETARY FT. WORTH, TX STATE OF TEXAS COUNTY OF TARRANT This instrument was acknowledged before me on (MII4 2_023 by Dana Burghdoff, Assistant City Manager of the City of Fort Wofth, on behalf of the City of Fort Worth. .�`"v':''�., BROOKE BONNELL `�4 ill I oe�50��� %Notary Public, State of Texas ti Comm. Expires 10-11-202e Notary ublic, State of Texas °,;,� Notary ID 134009626 LANDOWNER STATE OF JZVO 5. COUNTY OF Aff&j BEFORE ME, the undersigned authority, a Notary Public inland for the State of 5 , on thinrs day personally appeared_ �� 2r+ r c) � 2 e.l o �j e n (name), PM S I d QA�— (title), known to me to be the person whose name is subscribed to the foregoing instrument, and acknowledged to me that he/she executed the same for the purposes and consideration therein expressed, as the act and deed of Alliance Gateway -Phase I Association, a Texas nonprofit corporation and in the capacity therein stated. GIVEN UNDER MY HAND AND SEAL OF OFFICE this day of 20 t Hillary Beth Simpson My COmMission Expires * • 9/2/2025 NotarIyy ID 1333447 OFFICIAL RECORD STORMWATER FACILITY MAINTENANCE AGREEMENT CITY SECRETARY Rev. 03/01/2022 BN FT. WORTH, TX PEN El fiff, R ' f a% t'Ia ill BFIFi RED ME-, ille undersI ed authority. a NVotary Public it). ualld, flOr'the :eta€a of P on this dayr.personall} (titl&). known to irte to bu tN ersa?tc WIIQQ>e aURC i sl.a[sss fiber to the force ing to,,truineat� and aei�nowl� �ecl its at;lW i t t`� tii tw:+ ccutc'd he same for enc pt��Scti and wjrisi�lcsusti)as tidCE�p3d a Y�r�w �w ae€ .e„4t t1u Gl i f' A.IIi incL CSate 'ay-F'It Ise I s; e itt�r ). a 'I exa nc st rat t ellipo st€I ra and in the cap,wity thcnr;in stated, G€vEN Utw£DC,R NlY HAND AND SEAL OF OFFICE tl?a>€.._ IT .a . of _ 2tl aNtary Purri c. Saate �'AX s ` Public, `i"1€r of.. Tr Comm Excites D4 G�2(?26 Notary i(QRWWAIER FACILITY IdAIN'IFNANCE,t AEEMF 8 Rev "01t"0 .2 BN EXHIBIT "A" INSERT LEGAL DESCRIPTION STORMWATER FACILITY MAINTENANCE AGREEMENT Rev. 03/01/2022 SN EXHIBIT "A" LEGAL DESCRIPTION BEING a 6.2161 acre (270,775 square foot) tract of land situated in the William Huff Survey, Abstract No. 648, City of Fort Worth, Tarrant County, Texas; said tract being part of a called 7.282 acre tract of land described in Second Correction Deed Without Warranty to Alliance Gateway Phase 1 Association, recorded in Instrument No, D206240552, Official Public Records, Tarrant County, Texas; and being more particularly described as follows: COMMENCING at a 5/8-inch iron rod found for the northwest corner of the said called 7.282 acre tract; THENCE South 0°11'33" East, along the west line of said 7,282 acre tract, a distance of 28.99 feet to the POINT OF BEGINNING; THENCE North 89"48'27" East, departing the said west line of the 7.282 acre tract, a distance of 395.76 feet to a point for corner; THENCE South 23°56'48" West, a distance of 1209.96 feet to a point for corner in the south line of said 7.282 acre tract; THENCE North 55°59'41" West, along the said south line of the 7.282 acre tract, a distance of 236.90 feet to a point for corner, being the southwest corner of said 7.282 acre tract; THENCE along the said west line of the 7.282 acre tract, the following five (5) calls: North 0°11'32" West, a distance of 120.00 feet to a point for corner; North 89°48'27" East, a distance of 100.00 feet to a 5/8-inch iron rod found for corner; North 0°11'33" West, a distance of 135.00 feet to a 5/8-inch iron rod with cap stamped "CARTER & BURGESS" found for corner; North 44048'27" East, a distance of 275.77 feet to a 5/8-inch iron rod with cap stamped "CARTER & BURGESS" found for corner; North 0*11'33" West, a distance of 521.01 feet to the POINT OF BEGINNING and containing 6.2161 acres or 270,775 square feet of land, more or less. NOTES Bearing system based on the Texas Coordinate System of 1983(2011 adjustment), North Central Zone (4202). A survey plat of even survey date herewith accompanies this metes & bounds description. The undersigned, Registered Professional Land Surveyor, hereby certifies that the foregoing description accurately sets out the metes and bounds of the easement tract. MICHAEL C. BILLINGSLEY REGISTERED PROFESSIONAL LAND SURVEYOR NO. 6558 801 CHERRY STREET, UNIT 11 SUITE 1300 FORT WORTH, TEXAS 76102 PH. 817-335-6511 michael.billingsley@kimley-horn.com EXHIBIT "A" STORMWATER FACILITIES MAINTENANCE AGREEMENT WILLIAM HUFF SURVEY ABSTRACT NO. 648 CITY OF FORT WORTH TARRANT COUNTY, TEXAS EXHIBIT "A" LOT 2R, BLOCK 1 ALLIANCE GATEWAY ADDITION ` (INST. NO, D208131632) ALLIANCE GATEWAY PHASE 1 ASSOCIATION _7F(INST.NO. D219153371) LOT 1 R-2, BLOCK 1 ALLIANCE GATEWAY ADDITION (INST. NO. D2192152152) 618" IRF "CARTER & BURGESS" 5/8" IRF "CARTER & BURGESS" CALLED 1.652 ACRES ADL DEVELOPMENT LP (VOL.14315, PG, 53) 6/8" IRF- ALLIANCE GATEWAY PHASE 1 ASSOCIATION (INST. NO. D206240552) ICHAEL C. BILLINGSLEY REGISTERED PROFESSIONAL LAND SURVEYOR NO. 6558 801 CHERRY STREET, UNIT 11 SUITE 1300 FORT WORTH, TEXAS 76102 PH. 817-335-6511 michael.billingsley@kimley-horn.com ALLIANCE GATEWAY PHASE 1 ASSOCIATION (INST. NO. D206240552) - P.O.C. 5/8" IRF NORTH 0 100 200 GRAPHIC SCALE IN FEET CALLED 7.282 ACRES ` I ALLIANCE GATEWAY PHASE 1 ASSOCIATION (INST. NO. D206240552) RES \-, 1. FT.�, 03 0 a \ air \� / �CO Q LEGEND NOTE LINE TABLE NO, BEARING LENGTH L1 S00"11'33"E 28,99' L2 N89°48'27"E 395.76' L3 N55°59'41"W 236.90' L4 N00'11'32"W 120.00' L5 N89°48'27"E 100.00' L6 N00°11'33'W 135.00' L7 N44°48'27"E 275.77' P.O.C. = POINT OF COMMENCING P,O.B, = POINT OF BEGINNING IRSC = 5/8" IRON ROD W/ "KHA" CAP SET IRF = IRON ROD FOUND Bearing system based on the Texas Coordinate System of 1983(2011 adjustment), North Central Zone (4202). A metes & bounds description of even survey date herewith accompanies this survey plat. The undersigned, Registered Professional Land Surveyor, hereby certifies that this plat of survey accurately sets out the metes and bounds of the easement tract. EXHIBIT "A" STORMWATER FACILITIES MAINTENANCE AGREEMENT WILLIAM HUFF SURVEY ABSTRACT NO. 648 CITY OF FORT WORTH TARRANT COUNTY, TEXAS MMMOND, DASHAVVN 1016/2022 3:44 PM K.1FTW_SURVEY4 EXHIBIT 64W LEGAL DESCRIPTION FROM INSTRUMENT NO. D219198555 REAL PROPE RTY DESCRUITION Trao 1, -T," Sim q p-k BEINCr A TRACT OF LAND SITUATtf) IN THE F. CUELLA SURVEY, ABSTRACT NUMBPR 267, AND T14B W. HUFF WRVEY, ABSTRACT NUMBER 649, TARRANT COUNTY, TEXAS, AND BEING A PORTION OF THOSE TRACTS OF LAND DC-SCM 13Y DEED TO LIT INDUSTRIAL LIMITED PARTNERSHIP, RECORDED IN INMUMENT NUMBERS DW",1409 AND D217291409, A PORTION OF LOT JR-2, BLOCK 1, ALLIANCE GATEWAY ADDMON, AN ADDITION, To THE eny OF, FORT WORTH RECORDED IN WSTRUNIENT NIINSFA D219152152, COUNTY RECORDS, TARRANT COUNTY, TEXAi AND PARTICULARLY DESCRIBED BY METES AND BOUNDS AS FOLLOWS. REG MN INC AT A 519 INCH ]RON ROD FOUND, AT THE NMTHEAST CORNER OF SAID LOT I R-2. BEING THE NCR � SDI' CORNER OF THAT TRACT OF LAND DESCRIBED BY DEED TO ALLIANCE GATE PROPERTY OWNERS ASSOCIATION, INC. (CALLED 7.333 ACRE TRACT), RECORDto ,V QJ,,UME 2433.5, PACE 80, SAID COUNTY RECORDS; THENCE S 0041° 1 550.00 FEET, %ITH THE EAST LWE OF SAID LOT I R-2. AND TT WEST UNIE OF SAID ALLIANCE:GATEWAY PHASE I TRACT, TO A 518 IWH IRON ROD AIT 11 PLASTIC CAP STAIMPE "CARTER & BURGF$$;'F0l':ND; THENCE S 44-031"W, 2 ' 75,77 MET, WITH SA71) CONLINE,ON LINE, TO A 519 INCH IRON ROD WITH PLASTIC CAP STAMPED `CAAT0** BURGESS- FOUND; THENCE S 00111179"E. I 35.00 *JRT.,�, 0-Tt,41JING rIll SAID COMMON Lm, TO 519INCH IRON ROD WITH PLASTIC CAP STAAIYEE)'CKRTO'k BV-RGFSS" FOUND; THENCE $ $9`4831"W, AT 147.61 P T ' 14E NORTHEAST CORNER. OF THAT TRACT OF LANT) DESCRIBED By DEED TO BT-011, LLC, REQORDED IN INSTRUMENT NUMBER D219001707 ' COUNTY RECORDS, TARRANT CO'UNTY,n?XAS, IN All 414,�j FEET, TO % INCH IRON RQV W1 PLASTIC CAP STAFD'?ELOTON"Sr-T; TH MP THENCE N 0001 I-IVW, S80-00 FEET, DEPARTING ill.E NORTH LINE OF SAID BT-014 TRACT, TO A 518 WCH IRON ROD WITH PLASTIC CAP STAMPED -PFLO"',�$FT, AT THE NORTfMST CORNER Of SAID LOT 1 R-2; THENCE N 89104T31"K 659.12 FEET TO rffE POW OF BEGINNI N(j AND ( )QNTAjNfNG 514,691 SQUARE FEET OR 12.273 ACRES Or, LAND MORE OR LESS. STORMWATER FACILITY MAINTENANCE AGREEMENT Rev. 03JO112022 SN 11 EXHIBIT "C" DESIGN PLAN AND SPECIFICATIONS EXHIBIT "C _.._...._ I-L_ _... _ ._ L_................................... I' L FL............. _.._............. . FL ...._ LOT 2R, BLOCK 1 ALLIANCE GATEWAY ADDITION _ (INST NO, 0208131632) ALLIANCE GATEWAY 7HASE.1 ASSOCIATION (INST.NO. D219153371 r.L;.. )f. ALLIANCE GATEWAY PHASE 1 iDtry 9 }_... I } C ) ASSOCIATION (INST. NO, D206240552) . ; N � r PROP. PILOT CHANNEL iAl l LOT 1R 2, BLOCK 1 U ALLIANCE GATEWAY ADDITION O�yop (INST. NO. 02192152152) .Q B 0 D2190 T (INST. N0. 21901707) (INST. NO. 0219198255 I IN / SWFMA BOUNDARY PROP. ACCESS RAMP. MAX 4:1 SLOPE PROP: EMERGENCY SPILLWAY' ABOVE GROUND DETENTION x x- ADL DEVELOPMENT / (VOL. 14315, PG. 53) a % EX. PRIMARY OUTFALL t / ALLIANCE GATEWAY PHASE 1 �. ASSOCIATION (INST. NO. D206240552) \ / FORT WORTH DEVELOPER; Viml y))) ■ors'• BT-OH, LLC I UPS INDEPENDENCE LIBERTY SITE VICINITY MAP 55 GLENLAKE PARKWAY NORTHEAST WAY STAGING LOT 3C35 tl RONL 74.DALtAS l fU40Cf TOWER ATLANTA, GEORGIA 30328 N.T.S. E on ioo: UALLAS, i si`24 RItF1E 9'rl LEY 13(N} FAX arTXF 928 YYW hILEY- EYRN AN .CA S TXATES, 02Q32 KIMIEY�HWtN ANtl,AS50CIATES, INC U F- m uuwcc� ,ErrAaEo;rww 4 E i, I w ''vac `* .... .... .., - 1. , ,, msTa... _ .. Lai le Reiasc KLUNG.61fl.VaYM[NT�Yt HY rv4+ tm�L,93ts3; i .................. r y J 1 P k -Z, )} f r TZ SrtLN'Ct �' I r• ,( m� mlie � ✓f r aTRE aae.., x ... nJtiM a�t45�xu+fcei?o w_ LEGENi7 ........x_....._... ,....... _..... ...... m�s1a✓Gwntrtur A6FM43u,iiaV.MrSrsier ] - :.:' pgiMGslcR6uenER ... � iixomauax+c 'oseb maistwbiuse. J3 >wrrwrcmx ® w,mm�awnnset r�a'+IO�YrteGpnCr ®�, . HaYYMEtfvuicel rdPaan�i'! NOTFS µ m� w`area+erv. 1-1 BENCHMARKS ;. ... N pEVEI?IN1kNY j S !t k QRi. IM ....._ ..:. ..._. _....... f 41 .... _ .,. �,.< _ below. .c � .� �r �a`sme•.r �p s LIBERTY WRY k 'ws*r`wo xoaa < r+ id JGKnawwhars Call bdote vou.mg. W Z U g Z Q ul w� z (L 0 3 LU 3 J o Z o (Lw Dm J z Q J a. W W U) O C-11 1. 1 Mi. .... . ...... INK1.1-1i M., P ; t—tim-lo �T!! g.a. ..... . . ...... ij'3 577 J, 71. .......... 7,4 or!! `4 — -,,. 1 -TR—n 7 ZZ 7U. —­7 -57 Zw 141, - 4, cu-3r7 w — lo. ............. n L low- 0— s. '!. 4 2 4 140. el— tm Ad LU Z W —T. z eah YST t—i I Wit- 1 1 u- I il: Mae I M-1 I I R Mv L�-' z Lu >- c. 0. � o W -1 1312 imn. > O rc Cd CL UJ U) z 0 I D U) C) —j t t j t J h rY 1 ! j 1t t f jj i T Y t T I f Y Y f f Y 'f YY' Y �X ,` y t ttRil' U m Ncx+ni C Ilw 8cq - . MET Lm.m � � BENCHMARKS —4 4 �rwbL2RA. 0 z O d zz O� z CL w w 0 I.C11 E I f i, \� mi 3' jE I "£ h { k 4 i z 0 C' m .. I z z w "I J Y � E � � I E i ryE3 a:., � k j z 0 J m m z k 1_ — lyy�� m_ 3 O � 4 DETENTION POND UPSINDEPENDENCE LIBERTY WAY STAGING �- C Kimley* Horn SECTIONS LOT CITY OF FORT WORTH, TEXAS t*`1'" n _ ats nr. •erxw4Fn �a u���a apem. oGxnrrac ss� a� t'Eti.o ..._....-s.......... LEGEND Ex crag cn+raw —en --- crrt�ro:©c�rnum. �� � � � imar; orcaasrn cnw � a- � � nrr;rer�e+ce:xnar: E.ia.snaerors� 3 Hmaa catrGaaL*r+bTlcaan .D�SIEFErF.110E0ElpR E-35tEETG�� `� t�EFFfi310E:3 �iNd(eWR6.3/1FF1'Gt3i v Rarer DISTURBEDAREAS .'rrtn.l�r"uzw Kaia>. wsrua�aur.Kxne BENCHMARKS as�mxa .diax�y8i3 Know what's below. i mmww�, wnwr.:mxaam srx. rIE+m eort s mcauo+°.`u Cali before you dig: mw rwx p� — s ax�,r�caw rur J 0 z o Z CL 0 0 Ll.l C-14 .............. ....... . .. . . �-- - 7f .......... . ........... . ... .. .......... . . . ......... . . .... N I, i 844 "o —7 t7l J LEGEND —T— JIM'D�R RAC = O's DISTURBEDAREAS .1. L-1 BENCHMARKS . .... ... ... .. .. . . ... ... ... .... . . ... .... ... ... .... ... ... .... ...... . . . . . . . . . . . . . . FKn�whaysbelow. es m Call be y.0 dig. 0,AY .z Y, 'ok cu E he— C-1 4 EXHIBIT "C" EXHIBIT "C" —Lig —Time Basta Area (at.) A*re,,, 04 1014 woroup (11 : Base Cutit'ili Nureber land Me Desulpt,= Base CUrVe NuMbel' "n'""21 UL— =�_= EXHIBIT "C' Time ofConcenlratiot and Lag Time Calculations TIME OF CONCENTRATION & LAG TIME R-55 Methodology Revised Ezisfing SHEET FLOW SHALLOW CONCENTRATED FLOW OPEN CHANNEL FLOW STORM SEWER FLOW TOTAL c=(0.007(nQ10.8y(P2^0.5)(s'0.4) Tc=LISWV TO=L160"V To=L760"V 2-yearY24-hr Rainfall Depth for Tarrant = 612/sec = B fUsec ,Colunly per iSWM (in.) 3.522 Basin j Length Elev, Elev1 Slope Marusngis T„ Length Elevr Elev, Slope Condition V-. T, Length V„a T,, Inlet Time Length V." T�s T-TOT. T,„ {fl) (ft/ft) IT (min) (ft) (ft/ft) TR-55 Fig, 3-1 (fl/s) {min) (ft) (ft's) (min) (min) (fl) (fds) (mitt) (min) 0.6"T, (min) AGS 4 100 611060 683.20 0.0140 0 011 1.3 103 683.21 681.80 0.0136 - Paved 2.4 0,7 1663 - 6.0 4:62 1669 8.0 3.48. 10.2 6.1- AGS 6 ! 100 693.80 688.60 O0520 0.011 0.8 472 B8B.66 585.90 0.0057 Paved IS 5.1 1 737 1 6.0 205 1 2212 8.0 4.61 '. 12.6 7.5 NOKPD2 100 697 70 695.80 0.0190 0.011 1.2 741 69580 1 681.50 00193 Paved 2.8 44 2092 1 6.0 1 5.81 114 6-8 Proposed iSHEET FLOW r SHALLOW CONCENTRATED FLOW PE CHANNEL FLOW STORM SEWER FLOW TOTAL ,To = (0.007(nL)IO 8j/(P2"0.5Xs10.4) Tr = L / 60"V Tc-= U 60"V TO = L 160'V 12-yearl24-hr Rainfall Depth for Tarrant 3.522 = 6 fusee for sim P+tY = 8 ft/sec for simplicityi !county per iSW M (in.) Basin '. Length Elev, Elevz_ Slope Manningis T„ Length Elev, Elev, Slope Condition V;n T, Length V., T, Intel Tinge Length V., T,s Tctor�i " T, (fl) ft/fl) "n" (min).. (fl) (ft/ft) TR-55Fig, .3-1 (ft/e) ,.(min) (ft) (fI/s) (min) (min) (tt) (ft(s) (min) �. (min) 06"T�(min)... AG 4 l 100 6B4 60 683.20 0.0140 0.011 1:3 103 683.20 661 60 0.0136 Paved 2A- 0.7 1097 ` 6 0 3.05 2239 8.0 4.66 9.8 5.9 AGS 6 100 693.80 6B8.60 0 VS20 0.011 0.8 472 688.60 685.90 0.0057 Paved 1.5 5.1 737 1 6 0 2.05 1 1 2212 1 80 4 61 1 12.6 ZS NOKPD2 100 697 70 695.80 1 0.0190 0.011 1.2 - 741 695 80 681.50 0.0193 Paved 2.8 4.4 2092 1 60 1 5.81 11.4 6.8 K:\FRI_Hydro\069309067 - Chadvdck Farms\Hydrolog;NHydrologic Parameters.Mu Exhibit "D" 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 MAINTENANCEIINSPECTION 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. STORMWATER FACILITY MAINTENANCE AGREEMENT 2 Rev, 03/01/2022 BN Exhibit "E" Stormwater Structural Maintenance CHECKLIST FREQUENT INSPECTION DATE REPAIRS REQUIRED REPAIRS MADE NOTES Mowing Remove Trash and debris Inspect irrigation system operation Remove grass clippings Violations Noted MINOR INSPECTION Condition of Pond Amount of silt in and 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 STORMWATER FACILITY MAINTENANCE AGREEMENT 13 Rev. 03/01/2022 BN Berm or Embankment Settlement Location of erosion Evidence of Animals Evidence of Aquatic life Condition of Aeration Foundation STORMWATER FACILITY MAINTENANCE AGREEMENT Rev. 03/01/2022 BN 14