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HomeMy WebLinkAboutContract 63176Date Received: 4/25/2025 Permit No.: SWFMA-25-0007 Time Received: 4:00 p.m. City Secretary No.: 63176 DRAINAGE CHANNEL MAINTENANCE AGREEMENT THIS AGREEMENT, made and entered into this 25th day of April , 2025, by and between RECOVERY RESOURCE COUNCIL., a Texas nonprofit corporation, acting by and through Eric Niedermayer, its duly authorized Chief Executive Officer, 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 Atkin McLemore Survey, Abstract No. 1056, being a portion of Lots 6-9, Block 7, Tarrant County, Texas, of Nies and Rouse Addition, according to the deed recorded in Document No. D216189549, 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 Recovery Resource Council 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 WHEREAS, the City requires that on -site Drainage Facilities ("Facility") as shown on the Plan be constructed and adequately maintained by the Landowner, its successors STORMWATER FACILITY MAINTENANCE AGREEMENT OFFICIAL RECORD Rev. 03/01/2022 BN CITY SECRETARY FT. WORTH, TX 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 Drainage 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 Drainage 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 Drainage 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. 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 STORMWATER FACILITY MAINTENANCE AGREEMENT 2 Rev. 03/01/2022 BN 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 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 STORMWATER FACILITY MAINTENANCE AGREEMENT 3 Rev. 03/01/2022 BN 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 25th day of April CITY OF FORT WORTH C�)� Jesica McEachern Assistant City Manager City of Fort Worth Date: Apr 25, 2025 Approved as to Form and Legality: Matthew Murray Senior City Assistant Attorney City Attorney's Office Date: Apr 18, 2025 ATTEST: JaJnnette S. Goodall City Secretary Date: Apr 25, 2025 4.p4vop4IlIl ono o=° aaB rEXASgdp IlbUaoaa� 2025 LANDOWNER RECOVERY RESOURCE COUNCIL a Texas onpi it corporation Y. Eric Niederma er Its: Chief Executive Off er Date: �� � 2 C Contract Compliance Manager: By signing, I acknowledge that l am the person responsible for the monitoring and administration of this contract, including ensuring all performance and reporting requirements. kmAce Meptick Kand ice Merrick (Apr 18, 202510:55 CDT) Kandice Merrick Planning Manager Date: Apr 18, 2025 OFFICIAL RECORD CITY SECRETARY FT. WORTH, TX STORMWATER FACILITY MAINTENANCE AGREEMENT 5 Rev. 03/01/2022 BN STATE OF TEXAS COUNTY OF TARRANT This instrument was acknowledged before me on of the 25th day of April by Jesica Eachem, Assistant City Manager of the City of Fort Worth, on behalf of the City of Fort Worth. Wesu%Jr' Wendy Beardslee (Apr 25, 202513:19 CDT) Notary Public, State of Texas ------------- o�pRYP(ie`/ WENDY L BEARDSLEE z n Notary Public • * STATE OF TEXAS GGVV Notary I.D. 13323719-3 9�OF My Comm. Exp. July 28, 2025 ' LANDOWNER STATE OF TEXAS COUNTY OF 1.4 K O—aAj BEFORE ME, the undersigned authority, a Notary Public in and for the State of Texas, on this day personally appeared Eric Niedennayer, , Chief Executive Officer, known to me to be the person whose name is subscribed to the foregoing instrument, and acknowledged to me that he/she executed the satne for the purposes and consideration therein expressed, as the act and deed of RECOVERY RESOURCE COUNCIL, a Texas nonprofit corporation and in tl-ie capacity therein stated. GIVE UND R MY HAND AND SEAL OF OFFICE this 1-7 tom' day of , 2041 rf.'"+_+��a MARGIE L. HATCHER Notary Public *= STATE OF TEXAS �;� •+*y` Notary JO # 125915571 R •�&+" My fARx�, Exp. Niwr3mhet v$, 2028 Notary ublic, ate of 5TORMWATER FACILITY MAINTENANCE AGREEMENT 6 Rev. 03/01/2022 BN EXHIBIT "A" LEGAL DESCRIPTION: A TRACT OF LAND SITUATED IN THE ATKIN McLEMORE SURVEY, ABSTRACT NO. 1056, TARRANT COUNTY, TEXAS, BEING A PORTION OF LOTS 6-10, BLOCK 7, NIES AND ROUSE ADDITION, ACCORDING TO THAT PLAT RECORDED IN VOLUME 204—A, PAGE 1 1 1 , PLAT RECORDS, TARRANT COUNTY, TEXAS (P.R.T.C.T.), AND ALSO BEING A PORTION OF A TRACT OF LAND CONVEYED TO ALLEN M. TUCKER IN THAT DEED RECORDED IN DOC. NO. D224224435, DEED RECORDS, TARRANT COUNTY, TEXAS (D.R.T.C.T.), AND BEING MORE PARTICULARLY DESCRIBED BY METES AND BOUNDS AS FOLLOWS: COMMENCING AT A MAG NAIL FOUND IN THE WESTERLY RIGHT—OF—WAY LINE OF BLANDIN STREET (50' R—O—W) FOR THE SOUTHEASTERLY CORNER OF LOT 6, BLOCK 7, OF SAID NIES AND ROUSE ADDITION; THENCE LEAVING SAID WESTERLY RIGHT—OF—WAY LINE N 27.55'56" W, A DISTANCE OF 3.92 FEET TO THE POINT OF BEGINNING; THENCE N 89.19'36" W, A DISTANCE OF 162.65 FEET TO A POINT; THENCE N 00.40'24" E, A DISTANCE OF 16.43 FEET TO A POINT; THENCE N 89.26'20" W, A DISTANCE OF 69.54 FEET TO A POINT IN THE SOUTHERLY LINE OF A TRACT OF LAND DESCRIBED AS PARCEL P00070258 AND CONVEYED TO THE STATE OF TEXAS IN THAT DEED RECORDED IN DOC. NO. D224065640, D.R.T.C.T.; THENCE N 41.53'55" E ALONG SAID SOUTHERLY LINE, A DISTANCE OF 14.04 FEET TO A POINT; THENCE N 81.36'43 E, A DISTANCE OF 28.65 FEET TO A POINT; THENCE LEAVING SAID SOUTHERLY LINE S 89.26'20" E, A DISTANCE OF 45.39 FEET TO A POINT; THENCE S 00.33'40" W, A DISTANCE OF 2.45 FEET TO A POINT; THENCE S 89.19'36" E, A DISTANCE OF 149.25 FEET TO A POINT; THENCE S 00.40'24" W, A DISTANCE OF 29.00 FEET TO THE POINT OF BEGINNING AND CONTAINING 5640 SQUARE FEET OF LAND, MORE OR LESS. SURVEYOR'S CERTIFICATE: PREPARED BY ME OR UNDER MY DIRECTION. 5 T o�;9in MATT• ••POWELL• 9 • q 5544 �' �• REGISTERED PROFESSI AL LAND SURVEYOR ��OF \OCR;• O TEXAS REGISTRATION NO. 5544 E S S •.•LLC ��•••••'••• DATED 02/21/25 LAND E SURVEY, 00 U R� 3CC - REUFRO STREET, S-- 300 \� BURLESON, TX 76028 682-978-8281 V TBPELS FIRM NO 10194853 I I I , EXHIBIT "A" I SHT. NO. DATE: 02-21-25 DRAWN: R.G.F. CHECKED: M.P. CWC JOB No. 20240002-02 2 OF 2 Copyright 0 2025 by CWC Land & Survey, LLC GRACE (55' ALLEN TUCKER DOC. NO. D20533003 D.R. T.C.T. LOT 1, BLOCK 7 NIES & ROUSE ADDITION VOL. 204—A, PG. P.R. T.C.T. AVENUE R-O-W) LOT 10 ALLEN M. TUCKER BLOCK 7 DOC. NO. D224224435 D.R.T.C.T. RECOVERY RESOURCE COUNCIL, INC. DOC. NO. D216189549 D.R.T.C.T. LOT 2 BLOCK 7 10' ALLEY ABANDONMENT ORDINANCE NO. 27140-09-2024 D.R. T.C.T. RECOVERY RESOURCE COUNCIL, INC. DOC. NO. D216189549 D.R.T.C.T. LOT 3 BLOCK 7 NIES & ROUSE ADDITION VOL. 204—A, PG. 111 P.R. T.C.T. RECOVERY RESOURCE COUNCIL, INC DOC. NO. D215058184 D.R.T.C.T. LOT 4 BLOCK 7 0 � N � N M Y 0 b, 0 0D m W i 0 N tC N N00'40'24"E b 16.43' v°0i o't LOT 8 N BLOCK 7 M b 0 N DETENTION BASIN AREA 5640 SF t0 N N t0 W M M Of Os b) LOT 7 Z BLOCK 7 N RECOVERY RESOURCE COUNCIL, INC. LOT 6 DOC. NO. D216189549 BLOCK 7 D.R. T.C.T. iD LOT 5 �n - BLOCK 7 rn N Z r7 S00'40'24"W 29.00' POINT OF POINT OF COMMENCING BEGINNING MAG NAIL FOUND 0 00 C) I O Z � 0� 0 a c 1fl LP � rn .p 0 NOTE: THIS EXHIBIT HAS BEEN PREPARED WITHOUT THE BENEFIT OF A TITLE COMMITMENT AND IS SUBJECT TO ALL EASEMENTS, RIGHTS —OF —WAY AND OTHER MATTERS OF RECORD THAT MAY AFFECT THE SUBJECT PROPERTY. BASIS OF BEARINGS: BASIS OF BEARINGS ARE BASED ON NORTH AMERICAN DATUM OF 1983, TEXAS NORTH CENTRAL ZONE, DERIVED FROM GPS OBSERVATIONS. 0' 30' 60' SCALE: 1 " = 30' v o�% on 0o—'r v Via' v --jo 0 C� N0 O �0--40 6) rn 1-3 (P 0 rnyco oN AN EXHIBIT OF A B LA N D I N STREET DETENTION BASIN AREA (50' R-O-W) CITY OF FORT WORTH, TARRANT COUNTY, TEXAS , [cwc] LAND & SURVEY, LLC 3 00 - REUFRO STREET, S - 300 BURLESON, TX 76028 682-978-8281 TBPELS FIRM NO 10194853 I I I , EXHIBIT -A- I SIT. NO. DATE: 02/21/25 DRAWN: R.G.F. CHECKED: M.P. CWC JOB No. 20240002-05 1 OF 2 Copyright (D 2025 by CWC Land & Survey, LLC EXHIBIT "B" Z 1 _1 a N I'" PROP. CONNECTION °I TO EX. 18" RCP WITH MANHOLE PROPOSED OUTFACE STRUCTURE WITH ORIFICE Q100 = 1 CFS / PROP.MANH m 202.20 4TIN W p Iw 9 �st� PROPOSED UNDERGROUND BAS��IN I'll Z I IV — 1_ -JJL. -_ ss SHED M LOT I, BLOCK ] ' N LOT 1. BO K ADMGAS _ PROPOSED INLET IL 204-A. PO. III \ I N I A.I. TUCKER DOC. NO. D,,RS303 O.R.T.FT. ° 5! I o PROPOSED BUILDING o 0 li SSE 7 PROPOSED INLET w � W COVERED PORCN 1 t PROPOSED ROOF DRAIN (TYP.) U i5 7B4K° ® 1 I IWN , �✓ wR. ROUSE STREET' (50 111 j-- W W ._r W W W �N cp tT �pI� - CU. rIIRR CURB . ONE MIE CD RB OHE ONE C0 E ONE OHE ONEq�1 e`-M1 L— I — I\ a LOT I0. BLOCK 2 U HIES ! ROUSE N N ES! ROUSE ADDITION VOL 20—, M. III VOL 204-A. 4-A, PG. 111 P.R.T.C.T. P.R.T.C.T. O a IV T CD ems, i 1 LOT B, BLOCK 2 LOT T. BLDCK 2 NIES ! ROUSE ADDTION / NIES ! ROUSE ADDITION VOL 20hA, PG. 111 P.R.T.C.T. VOL 2 -k P0. III P.R.T.C.T. LOT S. BLOCK 2 NIES ! ROUSE AODRKIN VOL 204-A. PF III P.R.T.C.T. Z J m ���YYYIII • $ A , STORY � $ ONE AND SIDING rwaDlNc 66 N ,tA CAI- 1,R COVKHM d C �cu CONCRETE ORNEWAY EOC .ACOD FENCE �. 1 A11 I 1 I / i —27— � � 'PP LOT 10, BLOCK 3 NffS ! ROUSE ADDITION VOL 204-A. P0. I II P.R.T.C.T. OWNER/DEVELOPER RECOVERY RESOURCE COUNCIL 2700 AIRPORT FREEWAY FOR WORTH TX 76111 PH. 817.332.6329 CONTACT: MARGIE L. HATCHER RECOVERY RESOURCE COUNCIL - CFA EXHIBITS LEGEND: ® PROP. GRATE INLET PROP. STORM PIPE GRAPHIC SCALE 6o o Zs 50 100 L � 1 1 inch = 50 ft. EXH. B - STORM DRAIN CPN: 105927 cn mcn C) m cn ENGINEERING o Z 1903 CENTRAL DR. SUITE #406 sE BEDFORD, TX 76021 PHONE:817.281.0572 W W W. CLAYMOOREENG. COM NOTES ___ \ 1 THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING _ ALL UTILITIES, WHETHER PUBLIC OR PRIVATE, PRIOR TO EXCAVATION. THE INFORMATION AND DATA SHOWN WITH AIRPORT FREEWAY ---_ RESPECT TO EXISTING UNDERGROUND FACILITIES AT OR _ CONTIGUOUS TO THE SITE IS APPROXIMATE AND BASEDED ON EXISTING INLET -�-- ® APHIC LE (t INFORMATION FURNISHED BY THE OWNERS OF SUCH (335' R-O-W) ��� \ GRSCALE UNDERGROUND FACILITIES OR ON PHYSICAL APPURTENANCES �� OBSERVED IN THE FIELD. THE OWNER AND ENGINEER SHALL �� -�- NOT BE RESPONSIBLE FOR THE ACCURACY OR COMPLETENESS _ OF ANY SUCH INFORMATION OR DATA. THE CONTRACTOR xm-2B N SHALL HAVE FULL RESPONSIBILITY FOR REVIEWING AND •�- / pN00 NWO NNOCISTING CUR WWOC —^ LEGEND CHECKING ALL SUCH INFORMATION AND DATA, FOR LOCATING _L rl ALL UNDERGROUND FACILITIES, FOR COORDINATION OF THE { \ / WORK WITH THE OWNERS OF SUCH UNDERGROUND FACILITIES DURING CONSTRUCTION, AND FOR THE SAFETY AND EXISTING 1tl CURB INLET \ / PROTECTION THEREOF AND REPAIRING ANY DAMAGE THERETO o RESULTING FROM THE WORK THE COST OF ALL WILL HAVE EXISTING,O CURB INLET _ _«_—_« - PROPOSED STORM DRAIN BEEN CONSIDERED AS HAVING BEEN INCLUDED IN THE CONTRACT PRICE THE CONTRACTOR SHALL NOTIFY ANY �I`�I ❑0 — — — « « — —� = r « \ m _ C3 RROSED CURB INLET AFFECTED UTILITY COMPANIES OR AGENCIES IN WRITING AT KER r Obxjswx IA I /Y I / / — �— _r — _ — ® « J� ® LEAST 48 HOURS PRIOR TO CONSTRUCTION LIE' I r c,moo EwsnxocomouaurvEOvvlJ J �I\ PROPOSED GRATE INLET WARNING I q (\ — • THE LOCATION AND DIMENSIONS OF EXISTING UTILITIES SHOWN SEWER LINE ON THE PLANS ARE APPROXIMATE AND WERE OBTAINED FROM vao _'ONTou I \ a� UTILITY COMPANY RECORDS IT IS THE CONTRACTOR'S SOLE auxEOYvI —ER LINE RESPONSIBILITY TO VERIFY LOCATION, DEPTH AND DIMENSION I OF EXISTING UTILITIES PRIOR TO CONSTRUCTION EXISTING CURB I MowrENANCENANHOL I I q ` WARNINGI UNDERGROUND UTILITIES IN THE AREA OF II CONSTRUCTION CONTACT THE FOLLOWING OFFICES AT LEAST \ 48 HOURS PRIOR TO EXCAVATION AT THIS LOCATION. NOTE REFER TO CONTECH PLANS AND DETAILS vn cox*ecR \ FOR UNDERGROUND DETENTION DIGTESS DIGTE55 (((800) 344-83]J WI / zb II( I W \ AT&T AT&T (800) 878-8]it \—� �• d' q ONCOR ONCOR 817 215-6214 II ZII �T�C o I N ATMOS GAS AThTOS GAS 817 215-4366 4S"W 20229' �I o 1 yI 1 qyp I Z e CITY OF FORT WORTH WATER DEPARTMENT {81]) 392-8296 all e: / ` W OUE smu _ 1 I xE - /-CL(- CITY OF FORT WORTH FEW DEPARTMENT 1817) 392-8100 rtx Cam _ __- o susuAeoux av NONOTE: SAVED OR PROPOSED TREES ARE WITHINTHE SWFMABOUNDARY LIMITS EXISTING S'CUM INLET I �°+��- I uaaclr - co ` _ rom BENCHMARK: _ — — — MAC MARNERwITH SNwER ^Tx DEFT OF TRANSPORTATIIN^LOCATED Tl - f_ E LT.rzoUoeoa �® xsiovE� I APPROXIMATELY 1p442 FEET OF THE NW OF THE SUBJECTPROPERTY EXISTING ^C INL J --- AL /\ \O = 76'rAB SHOWN IN SURVEY) S tncNE ER,­y Ac «�Po v 6 �- — I �EAs - �� - y DATUM NAVD 08 4 o=oi IT cwAO �v a Ex EeEAw, srlry + ° • — n (f —^vn iaoarzoN�_ X'! OESTRvaalES Eaw.nv-a INN —SD PNNTOUR LINE III ORDIN N. I \\ sTN��NT08 IT�Rr sLNE EXISTING CURBrE11w rsurvE /F.scuwE \ 111 I L II P(tOPOS9 D3 U�ILD11 G Sp��{ \\ 1 I I \ ❑ � I sSyoCD IN, I � \ I ET ROUSE STREET — _ _ _ _ _ � — EXISTING CURB (so L y�yhA� REV COMMENTS BY DATE I I 01 PERMIT RESUBMITTAL 01 MBT 11/26/2024 ORTWORT CITY OF FORT WORTH, TEXAS TRANSPORTATION AND PUBLIC WORKS RECOVERY RESOURCE COUNCIL GRADING EXHIBIT 1903 CENTRA12SL RSUITE 106 ' ' BEBFORD. TX 160212 ENGINEERIN WWWC AYMOOREENG COM TEXAS REGIBTRATIDN 4,4,9E DATE SCALE PROJECT NO SHEET DRAWNDESIGN. MBT CHECK. MBT FEB.2G GEN m p 1 CHECKED OLD 2025 SHOWN U NOTES ___ \ 1 THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING _ ALL UTILITIES, WHETHER PUBLIC OR PRIVATE, PRIOR TO EXCAVATION. THE INFORMATION AND DATA SHOWN WITH AIRPORT FREEWAY ---_ RESPECT TO EXISTING UNDERGROUND FACILITIES AT OR _ CONTIGUOUS TO THE SITE IS APPROXIMATE AND BASEDED ON EXISTING IS'CURB INLET -�-- ® APHILE (t INFORMATION FURNISHED BY THE OWNERS OF SUCH (335' R-O-W) ��� GRC SCALE UNDERGROUND FACILITIES OR ON PHYSICAL APPURTENANCES OBSERVED IN THE FIELD. THE OWNER AND ENGINEER SHALL -� NOT BE RESPONSIBLE FOR THE ACCURACY OR COMPLETENESS _ OF ANY SUCH INFORMATION OR DATA. THE CONTRACTOR - SHALL HAVE FULL RESPONSIBILITY FOR REVIEWING AND xm 2B R y � - / pN00 NWO WWOC EXISTING CUR- WWOC -- LEGEND CHECKING ALL SUCH INFORMATION AND DATA, FOR LOCATING _L rl ALL UNDERGROUND FACILITIES, FOR COORDINATION OF THE { \ / WORK WITH THE OWNERS OF SUCH UNDERGROUND FACILITIES DURING CONSTRUCTION, AND FOR THE SAFETY AND el EXISTING IO CURB INLET o / PROTECTION THEREOF AND REPAIRING ANY DAMAGE THERETO RESULTING FROM THE WORK THE COST OF ALL WILL HAVE Exlsilrvc lO CURB INLET PROPOSED STORM DRAIN BEEN CONSIDERED AS HAVING BEEN INCLUDED IN THE ❑0 — — a ---`�J { ® �I« « 1_ O -.ROSE. CURB IrvIeT CONTRACT PRICE THE CONTRACTOR SHALL NOTIFY ANY AFFECTED UTILITY COMPANIES OR AGENCIES IN WRITING AT r Daxj wx LEAST 48 HOURS PRIOR TO CONSTRUCTION II I I ��o _ J — — — ® « J\ ,4 \ / PROPOSED CRATE INLET WARNING 000fff � C I IN. n�nrec%uxEs� I I ` I� —/� I \4 I —• SEWER LINE THE LOCATION AND DIMENSIONS OF EXISTING UTILITIES SHOWN RcweLlc, �� R\ I ON THE PLANS ARE APPROXIMATE AND WERE OBTAINED FROM DanN. xavD sa �IxxE uzxas i / — — I \ a- UTILITY COMPANY RECORDS IT IS THE CONTRACTOR'S SOLE I \ I s : —ER LINE RESPONSIBILITY TO VERIFY LOCATION, DEPTH AND DIMENSION I IFe �� sroxm uxea Ig\ I OF EXISTING UTILITIES PRIOR TO CONSTRUCTION EXISTING CURB •RCR®, xw IPBBLIc, / Crvxe WARNINGI UNDERGROUND UTILITIES IN THE AREA OF II sraR axes aza su.szw I \ 1 I\\c CONSTRUCTION CONTACT THE FOLLOWING OFFICES AT LEAST I ffff 48 HOURS PRIOR TO EXCAVATION AT THIS LOCATION. 1T NOTE c's saz ri IN �e NATEI I ,\f REFER TO CONTECH PUNS AND DETAILS DIGTE55 DIGTE55 (I3 ) 344-8377 wareia ®' % rvrz f X I W 11\ FORUNDERGROUND DETENTION AT&T AT&T (((800))) 878-8711 W� sroxm ee a ELm U oow Lx -� I 41 GNCOR ONCORAIDS (817) 215-4366 ATMOS GAS AIDS GAS ((817)) 215-6214 II lyz IN' .., <'m�ex euc i set°56'aS"W zoz 28" f l I V) s j all z i px'R M� x� * \� -- _ L �_ I Q o e I CITY OF FORT WORTH WATER OEPARTM ENT ((817)) 392-8296 CITY OF FORT WORTH TPW DEPARTMENT (817) 392-8100 - swxmaeREw , 1AAIAAIEr � Q �I ---- —7—------- I I m EXISTING S' CURB INLET ss raPgcrr c ` I (� /I mN� `I ERo�Nr welE �—x3�orwi"ee ffll� =Y.T BE MARKER RK, �--sR-APPROXIMATELY 1." FEET OF THE NW OF TIE SUBJECT PROPERTYEXISTIIINNG^CRBINL J --- �s`/�I`OATUM NAVD08r6' (AS SHOWN IN SURVEY) s® .ow.�P ry EI (.59_ _ « —7 - — — — s vie SEE PROPOSED ENCROACHMENT AGREEMENT II/ I�\ srA o.aD.rss so sexo , « NUMBER (PN24-00208) I o a y O e i Ma os IN aRies I� DesrxveRv-a IucE xN ,awz 11\I� \E II �mv,Hw w.ne=°s, srnamV\.—« EXISTING CURB/".,au \ c 0- 1 c D I P OPOS9 D3 UILa�RJG \\ .j LSSN N 557'00 d p FE II x" y�yryp'lN I R� aT xrvAT i — REV COMMENTS BY a DATE as �.,>,s�0m�x s<o mel cs mom,- li I r \ � I 01 PERMIT RESUBMITTAL 01 MBT 11/26/2024 ORTWORT CITY OF FORT WORTH, TEXAS I t$D.wqwII/leBrvare) ° ° e TRANSPORTATION AND PUBLIC WORKS wlDa,�'a'mD aw IIIIIz R11 RECOVERY RESOURCE COUNCIL ROUSE STREET _ _ _ — —� — EXISTING CURB ----� `��----- -- � e � DRAINAGE PLAN C05CENTRAL RSUITE 11 PHONE 817281.S51'2 ------- - TEXAS RAYMOOREENG COM — —� - &_� r— ENGINEERIN ' EXASREGIeTRATIDN C.M fl a\«w\ # 1« L-1 ) —"'" DATE SCALE PROJECT NO SHEET t % i DRAIWN. MBT I FEB. AS ICPN. t05927 13 CHECKED OLD 2021 SHOWN I. ,,��wR I � L II �/ a/ w +rcnn vlve vlvP � NOTES x rt N a� R ^�Oe��� M1 ( I�� AY��I e x v r /rer R 1 THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING •F �� J J ��? ALL UTILITIES, WHETHER PUBLIC OR PRIVATE, PRIOR TO ��EA� ^16�7S T7a^ Tr I ^197'1a sJ o. •J9C4EZE:A•6{- ��_w EXCAVATION. THE INFORMATION AND DATA SHOWN WITH pu aw pas +asss zm + +s p.w ad am w RESPECT TO EXISTING UNDERGROUND FACILITIES AT OR +.w a+ ROOF pRniry pa paz asp pm n++ +am pao +pm a.z4 +nm +w + +s +'oars apra p4 Ta am x a paw m m ow m pas p+p sae pz sn snsz sm sz CONTIGUOUS TO THE SITE IS APPROXIMATE AND BASED ON INFORMATION FURNISHED BY THE OWNERS OF SUCH )I )I UNDERGROUND FACILITIES OR ON PHYSICAL APPURTENANCES li +.a m F. IN— pa pzz os pm .11 +nw om +pm 9i4 n+z +m + +s +i/Ion ora p rea pm airl orx pm nie +still am ow °° oI OBSERVED IN THE FIELD. THE OWNER AND ENGINEER SHALL NOT BE RESPONSIBLE FOR THE ACCURACY OR COMPLETENESS OF ANY SUCH INFORMATION OR DATA THE CONTRACTOR SHALL HAVE FULL RESPONSIBILITY FOR RENEWING AND GRAPHIC SCALE CHECKING ALL SUCH INFORMATION AND DATA, FOR LOCATING ALL UNDERGROUND FACILITIES, FOR COORDINATION OF THE WORK WITH THE OWNERS OF SUCH UNDERGROUND FACILITIES STORM LINE A STORM LINE B DURING CONSTRUCTION, AND FOR THE SAFETY AND 1 INCH=30 FT (HORIZONTAL) PROTECTION THEREOF AND REPAIRING ANY DAMAGE THERETO FT (vERTIL ) RESULTING FROM THE WORK. THE COST OF ALL WILL HAVE -- -- -- - urvE +nRaPapsax ryRlvnret� asnxc cww uxa� ovIFAiLs rrc3VR6 twCH=3 BEEN CONSIDERED AS HAVING BEEN INCLUDED IN THE +e� _ _ _ J1TE CONTRACT PRICE. THE CONTRACTOR SHALL NOTIFY ANY 5rp 350 Sp t-j� e'•X+0 AFFECTED UTILITY COMPANIES OR AGENCIES IN WRITING AT \ - a4spxtlwvATEI xs� 1 !E LEAST 48 HOURS PRIOR TO CONSTRUCTION gyaspxl cv Mpmx ryRrvATEt / I]Y'£"`� socruo[ur[ �a� COMPOSITE FACTOR F)RDERENTION CABCUILKNON WARNING In aaPaarlx lrarvnTel---;7iC_— 1 - __ �_ r Frre<n�n SURFACE TREATMENT R IA11 wRcra+.mxlPMVAreI ncv ®+zTx rPl auq (EXISTING u IMPRov[D 323z9 03 THE LOCATION AND DIMENSIONS OF EXISTING UTILITIES SHOWN ,Y RCPata(PUeuc) NGRAVEL o 0.55 ON THE PLANS ARE APPROXIMATE AND WERE OBTAINED FROM -1u�E CONCRETE/ROOF 10.i^0 09 UTILITY COMPANY RECORDS IT IS THE CONTRACTOR'S SOLE 515 1 r� ervceseamT rya�crl iRopc y4y 315 C +a�\I _ Sl5 i�l� RESPONSIBILITY TO VERIFY LOCATION, DEPTH AND DIMENSION 42Na OF EXISTING UTILITIES PRIOR TO CONSTRUCTION. F y�lPxrvne cOMPOSITsc O WARNING! UNDERGROUND UTILITIES IN THE AREA OF PR4-� I vROP03 UNMPRDv[O 3343g 0.3 CONSTRUCTION CONTACT THE FOLLOWING OFFICES AT LEAST rn� ro GxwvO 0 0.55 48 HOURS PRIOR TO EXCAVATION AT THIS LOCATION \\III CONCREIE/ROOF ]92N 0.9 _ _ Total Area DIGTESS DIGTE55 (800) 344-83]] 5/0 v4_ o �z $ ` �� 540 -- _ P 5p LOMPOSIisc O.n AT&T AT&T 800 878-8711 ONCOR ONCOR 817 215-6214 "-Iso d' v® _ $- mm "g' g _� y s ATMOS GAS ATMOS GAS 81] 215-4366 Jal`_^ C lz" 2>f S 5 5 _JG F 53J cd �LL µ� z+ssx sLL 2 53J 4� X "$Eo°g W8 CITY OF FORT WORTH WATER DEPARTMENT ((81 ])) 392-8296 O �� 8 mmmY�aLL _ �• m CITY OF FORT WORTH TPW DEPARTMENT (817) 392-8100 u.d _1de w, �' _add ud 1° 535 xa'J 535 0+00 1+00 _ 0+00 1+00 BENCHMARK: APPROXIMATELY 10442 FEET OF THE NW OF THE SUBJECT PROPERTY NW eunollcoe!lniem RuroHteelfiomt LL �0 NATION= 548 T6'(AS SHOWN IN SURVEY) a me gCorrmra+lon 0106 me oFCwce+rNlon r (Min- DATUM. NAV088 3 I— RunoN IFS Worksheat for Raetaaaalar OTMce for 100 YR alarm went lCO R11R1 I Icfs nuaorc I ICFS - YeauroH 4.08 CF6 100 rear RuroH 8.43 Icfs Prgrrd Dasolplbn sore Fa• oPa+w WHN - rwsE=sa6w(I. YR) h+FI ICFS Table s.ls: Tarrant For bx3.6s3,4=B ' a•FI ICF6 CZ`,11M.II 1411=T1.I54,a=12 Inprq DeM w 2 53 For 5Yr Re[urn PeHo4:e9.e 18" RCP OUTFACE PIPE o".'I aM IDS Dx. ForSW Yr Return �HoO:eA.»98,6.110.W,B-Sa Onuae +.m Fxe 034' ii=5g530(5 YR) arm. ors yr Ratarn Perlo6a=95.ea.b-13.n3 '^"�°w.°°" o.w n -+" - _ rW5E=54485 COf iyW 118 Ralnhll F RECTPNGULAR ORIFICE / (1 PeHo6a•1T0.81,0-19.a4 -1- •J---=•��-*; Pr IOOYrMwm PMetl'a•322.0],b=2a ELEV M393 SN •• R. In. p wqN IR'17D505' y11)•),p24 -I Ic4.N a.R Fw.Ae>..a+eae OUTFALL STRUCTURE WITH ORIFICE Jcrr.N wm• zw2.0 a.R wmv +aa rn+ FOR 1. 5 & 100 YR STORM EVENT �DIV coMMENTs Dr DATE1� �� scALEr III, PERMIT RESUBMITTAL Ot MBT tt 26 2024 ORT��V CITY OF FORT WORTH, TEXAS 1'x1.14'RERANGUTAR ORI PI BE TRANSPORTATION AND PUBLIC WORKS IMPERVIOUS fAL[VOTALSITEARFAISF) IMPERVIOUS(SFI PERVIOUS(SF) NIMPERNIOUSI STORMEVENTALLOWABIERELFASE ACTUALROUASE Worksheet(or Fe .... I., Orifice (or 5 YR storm event WOrksheet for RectanaUlar Orifice for I YRStrom event FIR... SITF 42,709 10,300 32,329 24.30I SYR 3AJCf$ :-DES PNRO Description PmjM Descrption Zwa PROPOSEDSITE 42,]09 29,270 13,439 BR I SYR A91CFS O.85CF5 RECOVERY RESOURCE COUNCIL —YR J..— 792 CFS I.Pur DaW IO tDer. DNDERGRDDND �181 + STORM DRAINAGE STAGE OT LVOL MR=Fs°Roac D BASIN +, PROFILE WATER SURFACE ARfA(SD TOTALIENGIH VOLUME(CB o ry a ry EUNATION I poe. re egm a.a4 n oce re eg + RAp n " IZ CENTRAL DR. SUITE-C see ODDS 1021 OCI ReauBs I PHOBEDFER817 set695T m�za See.S� O7fI5So 1021 2 C� VOLUME=1,543(1 R). WSE=54466 Resxlra -.6 1R35SF -1 1816CF)'VOLUME =2,643(5-YRLWSE=M53D ENGINEERING �SREETMORATIOON«41N 545.56 3.0753E -1 3140C a a 546.0E 4.2053E 102] 4293 CFI a tneowu.ww I.e eem,w DATE SCALE PROJECT NO SHEET 5 SO 4.905SF 3021 5068 CFI VOLUME 6004 (10PYR1. WSE=51650 + DESIGN MBT "e'0°V sx Rb vewua ora va DRAWN MBT FEB AS GEN. 10592Z 14 CHECKED: CLC 2.21 SHOWN AIRPORT FREEWAY---------- (335' R-O-W) LIMIT OF CONSTRUCTION \� h re4 _—_—_..�..T ei ioc'nirs--- — ------ 8-0 LOTS 6;1 /7 s 11 / / I Lea ua zo I I � 1 �uMlr opc�rl aucnorvl a � J/ —_—�� EL,a. rRu `o L1[cx] \2A. r 81'36'43'W 20229' 4; i / t�RlrvP�� PRTc.r r o0c. p R Toco533o03 NC TRUCK WASH OU o 0 I I w 16 � m x0U 24- M 8 wro SE R I11` � C LI.—� �1 ROUSE STREET (so a—a-vt,2 — — — — NOTE: NO SAVED OR PROPOSED TREES ARE a a WITHIN THE SWFMA BOUNDARY LIMITS. i D f` \4 I G < Icve= �P\lert RVPI RI RI \1 \ W DIxD 6UILMx 3 n Q N VOL PP I 0o PO4 R.r.c.T. I1 RECO �x LIMIT OF G N� _X E NOTES 1 THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL UTILITIES, WHETHER PUBLIC OR PRIVATE, PRIOR TO EXCAVATION THE INFORMATION AND DATA SHOWN WITH RESPECT TO EXISTING UNDERGROUND FACILITIES AT OR CONTIGUOUS TO THE SITE IS APPROXIMATE AND BASED ON INFORMATION FURNISHED BY THE OWNERS OF SUCH GRAPHIC SCALE UNDERGROUND FACILITIES OR ON PHYSICAL APPURTENANCES OBSERVED IN THE FIELD. THE OWNER AND ENGINEER SHALL NOT BE RESPONSIBLE FOR THE ACCURACY OR COMPLETENESS OF ANY SUCH INFORMATION OR DATA THE CONTRACTOR SHALL HAVE FULL RESPONSIBILITY FOR REVIEWING AND 1—h=20 ft CHECKING ALL SUCH INFORMATION AND DATA, FOR LOCATING ALL UNDERGROUND FACILITIES, FOR COORDINATION OF THE WORK WITH THE OWNERS OF SUCH UNDERGROUND FACILITIES DURING CONSTRUCTION, AND FOR THE SAFETY AND PROTECTION THEREOF AND REPAIRING ANY DAMAGE THERETO RESULTING FROM THE WORK. THE COST OF ALL WILL HAVE LEGEND BEEN CONSIDERED AS HAVING BEEN INCLUDED IN THE CONTRACT PRICE. THE CONTRACTOR SHALL NOTIFY ANY AFFECTED UTILITY COMPANIES OR AGENCIES IN WRITING AT D—TION IF FLOW LEAST 48 HOURS PRIOR TO CONSTRUCTION EXISTING CONTOUR WARNING THE LOCATION AND DIMENSIONS OF EXISTING UTILITIES SHOWN PaoPOSEo corviouR ON THE PLANS ARE APPROXIMATE AND WERE OBTAINED FROM UTILITY COMPANY RECORDS IT IS THE CONTRACTOR'S SOLE ----- — LIMITS OF CONSTRUCTION RESPONSIBILITY TO VERIFY LOCATION, DEPTH AND DIMENSION OF EXISTING UTILITIES PRIOR TO CONSTRUCTION. X_ WARNING! UNDERGROUND UTILITIES IN THE AREA OF FILTpa eARR,Ea CONSTRUCTION CONTACT THE FOLLOWING OFFICES AT LEAST FB 48 HOURS PRIOR TO EXCAVATION AT THIS LOCATION CE CONSTRUCTION ENTRANCE DI GTESS DIGTESS 800 344-8377 AT&T AT&T 800 878-8711 ONCOR ONCOR 817 215-6214 ATMOS GAS ATMOS GAS 817 215-4366 FS FILreR sacrc CITY OF FORT WORTH WATER DEPARTMENT (817) 392-8296 FLOODPLAIN NOTE ACCORDING TO THE FLOOD INSURANCE RATE MAP (FIRM) COMMUNITY PANEL NO 4S-COIS5L DATED MMCH 21. -9, THE SUBJECT PROPERTY IS LOCATED WITHIN THE FOLLOWING FLOG CITY OF FORT WORTH TPW DEPARTMENT 817 392-8100 ZONE ZONE X AREAS DETERMINED TO BE OUTSIDE THE 02%ANNUAL CHANCE FLOOD PI-AIN BENCHMARK 11 APPROXIMATELY I.42 FEET OF THE NW OF THE SUBJECT PROPERTY NW OANM. NAVD 88 ]e' (AS SHOWN IN SURVEY) ACREAGE SUMMARY ONSITE DISTURBED AREA 113 AC IIT� IOFFSITEOISTURBEDAR- 061AC I TOTALDISTURBEDAREA 180 AC t y1317mN � REV COMMENTS BY DATE ry1 (""> J, r w ) 1 01 PERMIT RESUBMITTAL 01 MBT 11/26/20241 ORT..VQ CITY OF FORT WORTH, TEXAS TRANSPORTATION AND PUBLIC WORKS Incor RECOVERY RESOURCE COUNCIL rect correct BARRIER SHOULD BE INSTALLED AT THE DRIP ISWM CONSTRUCTION LINE OF TREE BRANCHES PLAN -- Coifs nIF Puxnxc ,HEN MTx mEE PAMT sPREen " 199J CENT TX DRSUITE Rd06 coxmAciat sx CA TONS, OMY DAMAGE SOME TO THE F 7D IIE'S OR ROOT SvIT 5' 'CASETELr —21 oEAT xo53 aR MM3T 10 6L xWR E 6 RW OD L RAxADEO AREAS. T LR E xT 1 PRD�DL ENGIN NTi EERI WIC AYMOOREENG COM TEAS REGISTRATION ­I.ANA Aro PAInT vnTH mEE PAIxT DATE SCALE PROJECT NO SHEET MOU1. SEPARALL ATE A"AIED I.TREE UM A111 THE TREE COUAR AT THE OE "K TREE BRARCH USE DESIGN MET DRAWN. MBT FEB. AS 1� TREE �PROTECTION CHECKEDCLc 202s SHOWN P"' iD5927 V STANDARD EROSION CONTROL GENERAL NOTES 1. EROSION CONTROL DEVICES AS SHOWN ON THE EROSION CONTROL PLAN FOR THE PROJECT SHALL BE INSTALLED PRIOR TO THE START OF LAND DISTURBING ACTIVITIES ON THE PROJECT. 2, ALL EROSION CONTROL DEVICES ARE TO BE INSTALLED IN ACCORDANCE WITH THE APPROVED PLANS AND SPECIFICATIONS FOR THE PROJECT CHANGES ARE TO BE APPROVED BEFORE CONSTRUCTION BY THE DESIGN ENGINEER AND THE CITY OF FORT WORTH 3, IF THE EROSION CONTROL PLAN AS APPROVED CANNOT CONTROL EROSION AND OFF -SITE SEDIMENTATON FROM THE PROJECT THE EROSION CONTROL PLAN WILL BE REQUIRED TO BE REVISED AND/OR ADDITIONAL EROSION CONTROL DEVICES WILL BE REQUIRED ON SITE. 4 IF OFF -SITE BORROW OR SPOILS SITES ARE USED IN CONJUNCTION WITH THIS PROJECT, THIS INFORMATION SHALL BE DISCLOSED AND SHOWN ON THE EROSION CONTROL PLAN OFF -SITE BORROW AND SPOILS AREAS ARE CONSIDERED PART OF EROSION CONTROL REQUIREMENTS. THESE AREAS SHALL BE STABILIZED WITH GROUND COVER PRIOR TO FINAL APPROVAL OF THE PROJECT. 5. INSPECTIONS SHALL BE MADE WEEKLY AND AFTER RAIN STORM EVENTS TO INSURE THAT THE DEVICES ARE FUNCTIONING PROPERLY. WHEN SEDIMENT OR MUD HAS CLOGGED THE VOID SPACES BETWEEN STONES OR MUD 15 BEING TRACKED ONTO A PUBLIC ROADWAY THE AGGREGATE PAD MUST BE WASHED DOWN OR REPLACED RUNOFF FROM THE WASH DOWN OPERATION HALL SHALL NOT BE ALLOWED TO DRAIN DIRECTLY OFF SITE WITHOUT FIRST FLOWING THROUGH ANOTHER BMP TO CONTROL OFF SITE SEDIMENTATION PERIODIC RE -GRADING OR THE ADDITON OF NEW STONE MAY BE REQUIRED TO MAINTAIN THE EFFICIENCY OF THE INSTALLATION 6 CONTRACTOR SHALL HAVE A COPY THE SWPPP ON SITE AT ALL TIMES 7. CONTRACTOR SHALL BE RESPONSIBLE FOR SUBMITTAL OF N 01, N O T AND ANY ADDITIONAL INFORMATION REQUIRED BY THE E.P.A. CONTRACTOR SHALL COMPLY WITH ALL E P.A STORM WATER POLLUTION PREVENTON REQUIREMENTS LC EROSION CONTROL SCHEDULE AND PHASING THE PROJECT SHALL GENERALLY CONFORM TO THE FOLLOWING PHASE 1 - DEMOLITION/GRADING - A. CONSTRUCT TEMPORARY CONSTRUCTION ENTRANCE, SILT FENCE, AND TREE PROTECTON FENCE ACCORDING TO THE APPROXIMATE LOCATION SHOWN ON GRADING AND EROSION CONTROL PLAN, NOTES, AND DETAIL SHEETS B. BEGIN CLEARING AND GRADING OF SITE. C SEED AND REVEGETATE SLOPES WHERE SHOWN PHASE 2 - UTILITIES A. KEEP ALL STORM WATER POLLUTION PREVENTION MEASURES IN PLACE. B INSTALL STORM DRAINS AS SPECIFIED ON PLAN SHEETS C INSTALL INLET PROTECTION, PHASE 3 - PAVING A. KEEP ALL STORM WATER POLLUTION PREVENTION MEASURES IN PLACE. REMOVE AS NEEDED TO PAVE B STABILIZE SUBGRADE. C PAVE PARKING LOT AND SIDEWALKS AS SPECIFIED ON PLAN SHEETS. D REMOVE TEMPORARY CONSTRUCTION ENTRANCE. E MAINTAIN INLET PROTECTION PHASE 4 - LANDSCAPING AND SOIL STABILIZATION A. REVEGETATE LOT AND PARKWAYS B LANDSCAPE CONTRACTOR SHALL REVEGETATE ALL AREAS RESERVED FOR LANDSCAPE VEGETATIVE COVERS. C REMOVE EROSION CONTROL DEVICES WHEN GROUND COVER ESTABLISHED B.M.P. MAINTENANCE SCHEDULE TEMPORARY STONE CONSTRUCTON ENTRANCE/EXIT: INSPECTIONS SHALL BE MADE WEEKLY AND AFTER RAIN STORM EVENTS TO ENSURE THAT THE FACILITY IS FUNCTIONING PROPERLY. AGGREGATE PAD SHALL BE WASHED DOWN OR REPLACED WHEN SEDIMENT OR MUD HAS CLOGGED THE VOID SPACES BETWEEN THE SONES OR MUD IS BEING TRACKED ONTO THE PUBLIC ROADWAY 12 RUNOFF FROM WASH DOWN OPERATON SHALL BE FILTERED THROUGH ANOTHER B M P PRIOR TO DRAINING OFF -SITE SILT FENCE ry o INSPECTIONS SHALL BE MADE WEEKLY AND AFTER RAIN STORM EVENTS SEDIMENT SHALL BE REMOVED FROM BEHIND THE FENCE WHEN THE DEPTH OF SEDIMENT HAS BUILT UP TO ONE-THIRD THE HEIGHT OF THE FENCE ABOVE GRADE FENCE SHALL BE INSPECTED FOR GAPS AT BASE. INSPECT SUPPORTING POSTS AND FILTER FABRIC REPLACE IF REQUIRED ry N n INLET PROTECTION: m W INSPECTIONS SHALL BE MADE WEEKLY AND AFTER RAIN STORM EVENTS TO ENSURE o vai THAT THE DEVICE IS FUNCTIONING PROPERLY. SEDIMENT SHALL BE REMOVED FROM THE STORAGE AREA WHEN SEDIMENT DEPTH HAS BUILT UP TO ONE-HALF THE a a DESIGN DEPTH. IF DE -WATERING OF THE STORAGE VOLUME IS NOT OCCURRING, CLEAN OR REPLACE THE FILTER STONE SURROUNDING THE INLET. CLEAN THE STONE SURFACE THE FIRST FEW TIMES BY RAKING REPEATED SEDIMENT BUILD-UP WILL REQUIRE FILTER STONE REPLACEMENT. ISOM TRIC PLAN VIEW DEE BE— SAIDBAGS 'A" IAHICIAPE AT EACH ED CF IN- AND EN. 'I FABRIC AD xlxcM wt) AND s LONG AND mAxS R`E ro GE "'T Ix 6ETxEFN. E rnREEao;xarvp�u e TTER PLAN VIEW DED nE5 DR HPa 5r RUG RE Y D x If CUPS LET BOSE� aENxc CROSS SECTION l CURB INLET PROTECTION DETAIL HTIP 1-11 lO Plttvtxl nU 11—ULANIN. aHL ^aoaowAt PROFILE CONSTRUCTION ENTRANCE DETAIL CE ...... J :_� r� 11ASPHALT scc1.H STAKE DETAIL (FRONT VIEW) STAKE DETAILS (ON BARE SOIL) SEDIMENT LOG DETAIL ES ITS 11' x K ICCCCC �un CCCEA111C �CCCC�CCCC X o5' NT c = I MIN cx ) C a CC `C CC<<CCCCCCCCCCC<«CC� CCC CCC CCCCCC CCCCC Da .ACTS ncirlu CCCCCC` CCCCCC CCC CCC . ff CCCCC CCCCCC CCCC CCCCCC CCCti<<C« LINK HEN.E A.NIC is AGCED—L rAaRlc TOE-IN SII T FFNCF GFNFRAI NOTFS � fiBMEn H w NECH ER aEry miry Roca CH LPHLL SCE TC PRENENT 3 THE TRENCH MOST BE A MNIMUMT OF ' "CHES DEEP AND 6 "1"' "D' TO A­ PACTED MATERIAL ATTACHED THE STEEL FENT P"T THERE sHAu BE A s FCDT DaECLAF, SECT` LY FASTENED WHITE x EN. xaA�u c MEET rzERAIa CONSTRUCTION OF A FILTER BARRIER FB NTs NOTES 1 THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL UTILITIES, WHETHER PUBLIC OR PRIVATE, PRIOR TO EXCAVATION. THE INFORMATION AND DATA SHOWN WITH RESPECT TO EXISTING UNDERGROUND FACILITIES AT OR CONTIGUOUS TO THE SITE IS APPROXIMATE AND BASED ON INFORMATION FURNISHED BY THE OWNERS OF SUCH UNDERGROUND FACILITIES OR ON PHYSICAL APPURTENANCES OBSERVED IN THE FIELD. THE OWNER AND ENGINEER SHALL NOT BE RESPONSIBLE FOR THE ACCURACY OR COMPLETENESS OF ANY SUCH INFORMATON OR DATA THE CONTRACTOR SHALL HAVE FULL RESPONSIBILITY FOR REVIEWING AND CHECKING ALL SUCH INFORMATION AND DATA, FOR LOCATING ALL UNDERGROUND FACILITIES, FOR COORDINATION OF THE WORK WITH THE OWNERS OF SUCH UNDERGROUND FACILITIES DURING CONSTRUCTION, AND FOR THE SAFETY AND PROTECTION THEREOF AND REPAIRING ANY DAMAGE THERETO RESULTING FROM THE WORK. THE COST OF ALL WILL HAVE BEEN CONSIDERED AS HAVING BEEN INCLUDED IN THE CONTRACT PRICE. THE CONTRACTOR SHALL NOTIFY ANY AFFECTED UTILITY COMPANIES OR AGENCIES IN WRITING AT LEAST 48 HOURS PRIOR TO CONSTRUCTION WARNING THE LOCATION AND DIMENSIONS OF EXISTING UTILITIES SHOWN ON THE PLANS ARE APPROXIMATE AND WERE OBTAINED FROM UTILITY COMPANY RECORDS IT IS THE CONTRACTOR'S SOLE RESPONSIBILITY TO VERIFY LOCATON, DEPTH AND DIMENSION OF EXISTING UTILITIES PRIOR TO CONSTRUCTION. WARNING! UNDERGROUND UTILITIES IN THE AREA OF CONSTRUCTION CONTACT THE FOLLOWING OFFICES AT LEAST 48 HOURS PRIOR TO EXCAVATION AT THIS LOCATION DIGTESS DI GTESS (800) 344-8377 AT&T AT&T 800 878-8711 ONCOR ONCOR 817 215-6214 ATMOS GAS ATMOS GAS 817 215-4366 CITY OF FORT WORTH WATER DEPARTMENT (81 ]) 392-8296 CITY OF FORT WORTH TPW DEPARTMENT 817 392-8100 -1-RrcMR vnTH APPROXIMATELY 10442 FEET OF THE NW OF THE SUBJECT PROPERTY NW DATUM ION=5CS 76 (AS SHOWN IN SURVEY) NANN. AS E t� REV L y't'Sn07'a COMMENTS BY DATE O1 PERMIT RESUBMITTAL 01 MBT 11 /26/2024 ICI'�ICI CITY FORT WORTH, TEXAS TRANSPORTATION AND PUBLIC WORKS RECOVERY RESOURCE COUNCIL ISWM CONSTRUCTION DETAIL " 1803 CENTRAL OR SUITE WOa BREDOFORONE TTD21 XX 76 1 OM ENGINEERINIA TE�x .`Z,,TRATEHGODM#u1BB to DATE SCALE PROJECT NO SHEET DESIGN MET DRAWN: MBT FEB AS ECPN m 17 CHECKCLC 2025 SHOWN PROJECT SUMMARY CALCULATION DETAILS • LOADING = HS20/HS25 • APPROX. LINEAR FOOTAGE =1,023 LF STORAGE SUMMARY • STORAGE VOLUME REQUIRED = 5,004 CF • PIPE STORAGE VOLUME = 5,019 CF • BACKFILL STORAGE VOLUME = 0 CF • TOTAL STORAGE PROVIDED = 5,019 CF PIPE DETAILS • DIAMETER = 30" • CORRUGATION = 2 2/3x1/2 GAGE = 16 • COATING =ALT2 • WALL TYPE = SOLID • BARREL SPACING = 15" BACKFILL DETAILS • WIDTH AT ENDS = 12" • ABOVE PIPE = 0" • WIDTH AT SIDES = 12" • BELOW PIPE = 0" NOTES 145'-0" 30'IB RISER C1 a < lL m� <IIO III III III m 7� < II III III III 7111 III III III 00 30"0 RISER D1 in r • ALL RISER AND STUB DIMENSIONS ARE TO CENTERLINE. ALL ELEVATIONS, DIMENSIONS, AND 'v oo s LOCATIONS OF RISERS AND INLETS, SHALL BE N VERIFIED BY THE ENGINEER OF RECORD PRIOR TO RELEASING FOR FABRICATION. • ALL FITTINGS AND REINFORCEMENT COMPLY WITH ASTM A998. • ALL RISERS AND STUBS ARE 2Y3" x /1/2" CORRUGATION AND 16 GAGE UNLESS OTHERWISE NOTED • RISERS TO BE FIELD TRIMMED TO GRADE. • QUANTITY OF PIPE SHOWN DOES NOT PROVIDE EXTRA PIPE FOR CONNECTING THE SYSTEM TO EXISTING PIPE OR DRAINAGE STRUCTURES. OUR SYSTEM AS DETAILED PROVIDES NOMINAL INLET AND/OR OUTLET PIPE STUB FOR CONNECTION TO EXISTING DRAINAGE FACILITIES. IF ADDITIONAL PIPE IS NEEDED IT IS THE RESPONSIBILITY OF THE CONTRACTOR. • BAND TYPE TO BE DETERMINED UPON FINAL DESIGN • THE PROJECT SUMMARY IS REFLECTIVE OF THE DYODS DESIGN, QUANTITIES ARE APPROX. AND SHOULD BE VERIFIED UPON FINAL DESIGN AND APPROVAL. FOR EXAMPLE, TOTAL EXCAVATION DOES NOT CONSIDER ALL VARIABLES SUCH AS SHORING AND ONLYACCOUNTS FOR MATERIAL WITHIN THE ESTIMATED EXCAVATION FOOTPRINT. a -THESE DRAWINGS ARE FOR CONCEPTUAL PURPOSES AND DO NOT REFLECTANY LOCAL PREFERENCES OR 3 REGULATIONS. PLEASE CONTACT YOUR LOCAL CONTECH REP FOR MODIFICATIONS %ffUgNTECH` %F_4_I __ i &.•.".® w ==.d6TW"•_"" ENGINEERED SOLUTIONS LLC CMP DETENTION SYSTEMS v www.ContechES.com cONTECH ii 9025 Centre Pointe Dr., Suite 400, West Chester, OH 45069 DYODS 800-338-1122 513-845-7000 513-645-7993 FAX DRAWING DATE REVISION DESCRIPTION BY ASSEMBLY SCALE: 1" = 20' 4. RISER III III I III III III III � I i _ —77-- I-7 III III � I III III III III � I DY059460 Recovery Resource Council 30" Solid LIDS Fort Worth, TX DETENTION SYSTEM a 111 rro —, No, E T S1 616 59d66 W�2/21I2625 IDE we eye eye CHEC EEN OYO FRO DYO EN 1 TABLE 1: DIAMETER, D MIN. CORR. COVER PROFILE 6"-10" 12" 1 10x 1/4" 12"A8" 12" 2 >48"-96" 12" >96" D/8 • STRUCTURAL BACKFILL MUST EXTEND TO LIMITS OF THE TABLE • TOTAL HEIGHT OF COMPACTED COVER FOR CONVENTIONAL HIGHWAY LOADS IS MEASURED FROM TOP OF PIPE TO BOTTOM OF FLEXIBLE PAVEMENT OR TOP OF RIGID PAVEMENT • ULTRAFLO ALSO AVAILABLE FOR SIZES 18" - 120" WITH 3/4"x 3/4"X 7 1/2" CORRUGATION TABLE 2: SOLID STANDARD MATERIAL LOCATION �j FILL ENVELOPE WIDTH FOUNDATION BEDDING CRITICAL BACKFILL 5B BACKFILL COVER MATERIAL RIGID OR FLEXIBLE PAVEMENT (IF APPLICABLE) OPTIONAL SIDE GEOTEXTILE �g OPTIONAL GEOTEXTILE BETWEEN LAYERS G o: F> wow OUm K z F >mw w OUO. TRENCH FILL ENVELOPE EMBANKMENT MINIMUM WIDTH DEPENDS ON SITE CONDITIONS AND ENGINEERING JUDGEMENT CMP DETENTION AND CMP DRAINAGE STANDARD BACKFILL SPECIFICATIONS CT NTS. INSTALLATION NOTES 1. WHEN PLACING THE FIRST LIFTS OF BACKFILL IT IS IMPORTANTTO MAKE SURE THAT THE BACKFILL IS PROPERLY COMPACTED UNDER AND AROUND THE PIPE HAUNCHES. 2. OTHER ALTERNATE BACKFILL MATERIAL MAY BE ALLOWED DEPENDING ON SITE SPECIFIC CONDITIONS, AS APPROVED BY SITE ENGINEER. 3. BACKFILL USING CONTROLLED LOW -STRENGTH MATERIAL (CLSM, "FLASH FILL" OR "FLOWABLE FILL") MAY BE USED WHEN THE SPACING BETWEEN THE PIPES WILL NOTALLOW FOR PLACEMENT AND ADEQUATE COMPACTION OF THE BACKFILL. CONTACT CONTECH FOR FURTHER EVALUATION. 4. IF SALTING AGENTS FOR SNOW AND ICE REMOVALARE USED ON OR NEAR THE PROJECT, A GEOMEMBRANE BARRIER IS RECOMMENDED OVER THE UPPER HALF OF THE PIPE. THE GEOMEMBRANE LINER IS INTENDED TO HELP PROTECT THE SYSTEM FROM THE POTENTIAL ADVERSE EFFECTS THAT MAY RESULT FROM A CHANGE IN THE SURROUNDING ENVIRONMENT OVER A PERIOD OF TIME. PLEASEREFERTO THE CORRUGATED METAL PIPE DETENTION DESIGN GUIDE FOR ADDITIONAL INFORMATION. MATERIAL SPECIFICATION DESCRIPTION MINIMUM TRENCH WIDTH MUSTALLOW ROOM FOR PROPER COMPACTION OF MINIMUM EMBANKMENT WIDTH (IN FEET) FOR INITIAL FILL ENVELOPE: HAUNCH MATERIALS UNDER THE PIPE. <24": 3.OD PER ENGINEER OF RECORD THE SUGGESTED MINIMUM TRENCH WIDTH, OR FOR RECOMMENDATION: PIP.OD E 24" - 144":PIPE PIPE 512": D + 16" PIPE > 144": D + 10'0" PIPE > 12": 1.5D + 12" PRIOR TO PLACING THE BEDDING, THE FOUNDATION MUST BE CONSTRUCTED TO A UNIFORM AND STABLE GRADE. IN THE EVENT THAT UNSUITABLE AASHTO 26.5.2 OR PER ENGINEER OF RECORD FOUNDATION MATERIALS ARE ENCOUNTERED DURING EXCAVATION, THEY SHALL BE REMOVED AND FOUNDATION BROUGHT BACK TO GRADE WITH A FILL MATERIAL APPROVED BY THE ENGINEER OF RECORD. AASHTO M 43: 3, 357, 4, 467, 5, 56, 57 ENGINEER OF RECORD TO DETERMINE IF BEDDING IS REQUIRED. PIPE MAY BE PLACED ON THE TRENCH BOTTOM OFA RELATIVELY LOOSE, NATIVE SUITABLE (APPROVED REGIONAL EQUIVALENTS INCLUDE CA-7) WELL GRADED GRANULAR MATERIAL THAT IS ROUGHLY SHAPED TO FITTHE BOTTOM OF THE PIPE, 2" MIN DEPTH. THE BEDDING MATERIAL MAY BE SUITABLE FOUNDATION SOILS CONFORMING TO AASHTO SOIL CLASSIFICATIONS Al, A2, OR A3 WITH MAXIMUM PARTICLE SIZE OF 3" PER AASHTO 26.3.8.1 CORRUGATED METAL PIPE HAUNCH ZONE MATERIAL SHALL BE HAND SHOVELED OR SHOVEL SLICED INTO PLACE TO ALLOW FOR PROPER COMPACTION WITHOUT SOFT SPOTS BACKFILL SHALL BE PLACED IN 8"+/- LOOSE LIFTS AND COMPACTED TO 90 % STANDARD PROCTOR PER AASHTO T 99. BACKFILL SHALL BE PLACED SUCH THAT AASHTO M 145: A-1, A-2, A-3 THERE IS NO MORE THAN A THREE LIFT(24") DIFFERENTIAL BETWEEN ANY OF THE PIPES ATANY TIME DURING THE BACKFILL PROCESS. THEBACKFILL SHOULD BE ADVANCED ALONG THE LENGTH OF THE SYSTEM TO AVOID DIFFERENTIAL LOADING. WELL GRADED GRANULAR MATERIAL WHICH MAY CONTAIN SMALL AMOUNTS OF SILT OR CLAY AND MAXIMUM PARTICLE SIZE OF 3" (PER AASHTO 26.3.8.1 AND AASHTO M 145: A-1, A-2, AJ 12.4-1.3). UP TO MIN. COVER - SEE 5AAND 5B ABOVE COVER MATERIAL MAY INCLUDE NON -BITUMINOUS, GRANULAR ROAD BASE MATERIAL WITHIN MIN COVER LIMITS ABOVE MIN. COVER - PER ENGINEER OF RECORD PER ENGINEER OF RECORD FLEXIBLE PAVEMENT SHOULD NOT BE COUNTED AS PART OF THE FILL HEIGHT OVER THE CMP. FINAL BACKFILL MATERIAL SELECTION AND COMPACTION REQUIREMENTS SHALL FOLLOW THE PROJECT PLANS AND SPECIFICATIONS PER THE ENGINEER OF RECORD. NONE GEOTEXTILE LAYER IS RECOMMENDED ON SIDES OF EXCAVATION TO PREVENT SOIL MIGRATION. NONE IF SOIL TYPES DIFFER ATANY POINTABOVE PIPE INVERT, AGEOTEXTILE LAYER IS RECOMMENDED TO BE PLACED BETWEEN THE LAYERS TO PREVENT SOIL MIGRATION. NOTES: • FOR MULTIPLE BARREL INSTALLATIONS, THE RECOMMENDED STANDARD SPACING BETWEEN PARALLEL PIPE RUNS SHALL BE THE PIPE DIAMETER /2 BUT NO LESS THAN 12" FOR DIAMETERS <72". FOR 72"AND LARGER DIAMETERS, THE MINIMUM SPACING IS 36". CONTACT YOUR CONTECH REPRESENTATIVE FOR NONSTANDARD SPACING. APPROVED REGIONAL EQUIVALENTS FOR SECTION 5A INCLUDE CA-7, CODOT #67, MIDOT 2G, 34G, OR 21AA STONE OR GRAVEL; #8; #57; MIDOT 6A, 2G, 3G, 34G. a MANUFACTURER RECOMMENDED BACKFILL ° NOT TO SCALE C��: NTECH° A�I/ �ITCAIJ® aNg ECTN SE1 rvo. DY05941i0 Recovery Resource Council `NED "°° � "° E =_.°_ =m=•"= _, ,o.."•° „°' ENGINEERED SOLUTIONS LLC CMP DETENTION SYSTEMS 30° UDS/ eye eye a F WWW.COMBCHES.COBI 9025 Centre Pointe Dr., Suite 400, West Chesser, OH 45069 CONTECH DYODS `SnO'�ICJ Fort VVO�I1, TX DETENTION SYSTEM off EH EET NOYO PHDO 0 DYO DATE REVISION DESCRIPTION BY 800-338-1122 513-645-7000 513-645-7993FAX DRAWING 1 TEMPORARY COVER FOR CONSTRUCTION LOADS O HEIGHT FINISHED OF - COVER / GRADE lV CONSTRUCTION LOADS FOR TEMPORARY CONSTRUCTION VEHICLE LOADS, AN EXTRAAMOUNT OF COMPACTED COVER MAY BE REQUIRED OVER THE TOP OF THE PIPE. THE HEIGHT -OF -COVER SHALL MEETTHE MINIMUM REQUIREMENTS SHOWN IN THE TABLE BELOW. THE USE OF HEAVY CONSTRUCTION EQUIPMENT NECESSITATES GREATER PROTECTION FOR THE PIPE THAN FINISHED GRADE COVER MINIMUMS FOR NORMAL HIGHWAY TRAFFIC. PIPE SPAN, AXLE LOADS (kips) INCHES 18-50 J 50-75 75-110 110-150 MINIMUM OVER �FT) 12-42 2.0 2.5 3.0 3.0 48-72 3.0 3.0 3.5 4.0 78-120 3.0 3.5 4.0 4 0 126-144 3.5 4.0 4.5 4.5 'MINIMUM COVER MAY VARY, DEPENDING ON LOCALCONDITIONS THE CONTRACTOR MUST PROVIDE THE ADDITIONAL COVER REQUIRED TO AVOID DAMAGE TO THE PIPE. MINIMUM COVER IS MEASURED FROM THE TOP OF THE PIPE TO THE TOP OF THE MAINTAINED CONSTRUCTION ROADWAY SURFACE. CONSTRUCTION LOADING DIAGRAM SCALE: N.T.S. REINFORCING TABLE ACCESS CASTING TO BE IIINSTALLED CMP /PROVDEDAND BYCONTRACTOR. RISER A aB REINFORCING 14' #5@@12"OCEW a / n \ 24" 4%4' 26" #5 12"OCEW m 4' 6" #5 @ 12. OCEW a 4 30 4'-6" X 4'- ,, 32 #5 @ 12" OCEW m CM RISER 36 m 5' 5' 38 #5 @ 10. OCEW GASKET MATERIAL SUFFICIENT TO PREVENT S n y X 5' m 5'-6" 5'-6" #5 @ 10. OCEW #5 @ 1O" OCEW SLAB FROM BEARING ON RISER TO BE PROVIDED BY p a rn 42" X 5'E" 44" #5 @ 9" OCEW CONTRACTOR. mB 11" TYP m 6' 6' #5 @ 9" OCEW = 48' X 6' S0" #5 @ 8" OCEW SECTION VIEW "ASSUMED SOIL BEARING CAPACITY 2 OO mA #4 DIAGONAL TRIM BAR (TYP. 4 PLACES), SEE NOTE 7. L OPENING IN PROTECTION SLAB FOR CASTING SPECIFICATION FOR DESIGNED DETENTION SYSTEM: SCOPE PIPE THIS SPECIFICATION COVERS THE MANUFACTURE AND INSTALLATION OF THE PIPE SHALL BE MANUFACTURED IN ACCORDANCE TO THE APPLICABLE THE DESIGNED DETENTION SYSTEM DETAILED IN THE PROJECT PLANS. REQUIREMENTS LISTED BELOW: MATERIAL ALUMINIZED TYPE 2: AASHTO M-36 OR ASTM A-760 THE MATERIAL SHALL CONFORM TO THE APPLICABLE REQUIREMENTS LISTED BELOW: GALVANIZED: AASHTO M-36 OR ASTM A-760 ALUMINIZED TYPE 2 STEEL COILS SHALL CONFORM TO THE ARPMUZAEMECOATED: AASHTOM-2450RASTMA-762 REQUIREMENTS OF AASHTO M-274 OR ASTM A-92. ALUMINUM: AASHTO M-196 ORASTM B-745 THE GALVANIZED STEEL COILS SHALL CONFORM TO THE APPLICABLE REQUIREMENTS OF AASHTO M-218 OR ASTM A-929 HANDLING AND ASSEMBLY SHALL BE IN ACCORDANCE WITH NCSP'S (NATIONAL CORRUGATED STEEL THE POLYMER COATED STEEL COILS SHALL CONFORM TO THE ARRBEAB6DCIATION) FORALUMINIZED TYPE 2, GALVANIZED OR POLYMER REQUIREMENTS OF AASHTO M-246 OR ASTM A-742. COATED STEEL. SHALL BE IN ACCORDANCE WITH THE MANUFACTURER'S RECOMMENDATIONS FOR ALUMINUM PIPE. THE ALUMINUM COILS SHALL CONFORM TO THEAPPLICABLE REQUIREMENTS OF AASHTO M-197 OR ASTM B-744. INSTALLATION SHALL BE IN ACCORDANCE WITH AASHTO STANDARD SPECIFICATIONS FOR CONSTRUCTION LOADS HIGHWAY BRIDGES, SECTION 26, DIVISION II DIVISION II ORASTM A-798 (FOR CONSTRUCTION LOADS MAYBE HIGHER THAN FINAL LOADS. FOLLOW THE ALUMINIZED TYPE 2, GALVANIZED OR POLYMER COATED STEEL) ORASTM MANUFACTURER'S OR NCSPA GUIDELINES. B-788 (FOR ALUMINUM PIPE)AND IN CONFORMANCE WITH THE PROJECT PLANS AND SPECIFICATIONS. IF THERE ARE ANY INCONSISTENCIES OR CONFLICTS THE CONTRACTOR SHOULD DISCUSS AND RESOLVE WITH THE SITE ENGINEER NOTE: a THESE DRAWINGS ARE FOR CONCEPTUAL IT IS ALWAYS THE RESPONSIBILITY OF THE CONTRACTOR TO FOLLOW OSHA PURPOSES AND DO NOT REFLECTANY LOCAL GUIDELINES FOR SAFE PRACTICES. 3 PREFERENCES OR REGULATIONS. PLEASE CONTACT YOUR LOCAL CONTECH REP FOR MODIFICATIONS. E DATE INTERRUPTED BAR REPLACEMENT, SEE NOTE 6. #4 DIAGONAL TRIM BAR (TYP. 4 PLACES), - SEE NOTE 7. " 2" COVER (TYP) ryO QOQ l OPENING IN PROTECTION _ SLAB FOR CASTING STANDARD STANDARD REINFORCING, REINFORCING, SEE TABLE SEE TABLE ROUND OPTION PLAN VIEW COMTECH' ENGINEERED SOLUTIONS LLC CMP DETENTION SYSTEMS W W W.C.ntBChES.00111 CONTECH 9025 Centre Pointe Dr., Suite 400, West Chester, OH 45069 DYODS REVISION DESCRIPTION BY 800-338-1122 513-645-7000 513-645-7993 FAX DRAWING NOTES: 1 DESIGN IN ACCORDANCE WITH AASHTO, 17th EDITION. 2. DESIGN LOAD HS25. 3. EARTH COVER = T MAX 4. CONCRETE STRENGTH = 3,500 psi 5. REINFORCING STEEL =ASTM A615, GRADE 60. 6. PROVIDE ADDITIONAL REINFORCING AROUND OPENINGS EQUAL TO THE BARS INTERRUPTED, HALF EACH SIDE. ADDITIONAL BARS TO BE IN THE SAME PLANE. SQUARE OPTION PLAN VIEW -BEARING PRESSURE (PSF) 2,410 1,780 2,120 1,530 1,890 1,350 1,720 1,210 1,600 1,100 INTERRUPTED BAR REPLACEMENT, SEE NOTE 6 7. TRIM OPENING WITH DIAGONAL #4 BARS, EXTEND BARS A MINIMUM OF 12" BEYOND OPENING, BEND BARS AS REQUIRED TO MAINTAIN BAR COVER. 8. PROTECTION SLAB AND ALL MATERIALS TO BE PROVIDED AND INSTALLED BY CONTRACTOR. 9. DETAIL DESIGN BY DELTA ENGINEERING, BINGHAMTON, NY. MANHOLE CAP DETAIL SCALE: N.T.S. DY059460 Recovery Resource Council 30" Solid LIDS Fort Worth, TX DETENTION SYSTEM PR0162n16 SE6 eyeDRAZo WNp2/21I2n25 IDES CHECNE DYO PRO ID EHEETND 1 CMP DETENTION INSTALLATION GUIDE IN -SITU TRENCH WALL PROPER INSTALLATION OF A FLEXIBLE UNDERGROUND DETENTION SYSTEM IF EXCAVATION IS REQUIRED, THE TRENCH WALL NEEDS TO BE CAPABLE OF WILL ENSURE LONG-TERM PERFORMANCE. THE CONFIGURATION OF THESE SUPPORTING THE LOAD THAT THE PIPE SHEDS AS THE SYSTEM IS LOADED. IF SYSTEMS OFTEN REQUIRES SPECIAL CONSTRUCTION PRACTICES THAT DIFFER FROM CONVENTIONAL FLEXIBLE PIPE CONSTRUCTION. CONTECH ENGINEERED SOLUTIONS STRONGLY SUGGESTS SCHEDULING A PRE -CONSTRUCTION MEETING WITH YOUR LOCAL SALES ENGINEER TO DETERMINE IF ADDITIONAL MEASURES, NOT COVERED IN THIS GUIDE, ARE APPROPRIATE FOR YOUR SITE. FOUNDATION CONSTRUCT FOUNDATION THAT CAN SUPPORT THE DESIGN LOADING APPLIED BY THE PIPE AND ADJACENT BACKFILL WEIGHT AS WELL AS MAINTAIN ITS INTEGRITY DURING CONSTRUCTION. IF SOFT OR UNSUITABLE SOILS ARE ENCOUNTERED, REMOVE THE POOR SOILS DOWN TO A SUITABLE DEPTH AND THEN BUILD UP TO THE APPROPRIATE ELEVATION WITH A COMPETENT BACKFILL MATERIAL. THE STRUCTURAL FILL MATERIAL GRADATION SHOULD NOT ALLOW THE MIGRATION OF FINES, WHICH CAN CAUSE SETTLEMENT OF THE DETENTION SYSTEM OR PAVEMENT ABOVE. IF THE STRUCTURAL FILL MATERIAL IS NOT COMPATIBLE WITH THE UNDERLYING SOILS AN ENGINEERING FABRIC SHOULD BE USED AS A SEPARATOR. IN SOME CASES, USING A STIFF REINFORCING GEOGRID REDUCES OVER EXCAVATION AND REPLACEMENT FILL QUANTITIES. THE AMOU�ID N/T�OF UNUN.FRC.T BACKFILL CCVPR DWASMT USED Y'"\'"� eAUKMexT ij F GEOGRID_ UNDERCUTANO REPLACE BEDDING UNSURABLE SOILS GRADE THE FOUNDATION SUBGRADE TO A UNIFORM OR SLIGHTLY SLOPING GRADE. IF THE SUBGRADE IS CLAY OR RELATIVELY NON -POROUS AND THE CONSTRUCTION SEQUENCE WILL LAST FOR AN EXTENDED PERIOD OF TIME, IT IS BEST TO SLOPE THE GRADE TO ONE END OF THE SYSTEM. THIS WILL ALLOW EXCESS WATER TO DRAIN QUICKLY, PREVENTING SATURATION OF THE SUBGRADE. GEOMEMBRANE BARRIER SOILS ARE NOT CAPABLE OF SUPPORTING THESE LOADS, THE PIPE CAN DEFLECT. PERFORM A SIMPLE SOIL PRESSURE CHECK USING THE APPLIED LOADS TO DETERMINE THE LIMITS OF EXCAVATION BEYOND THE SPRING LINE OF THE OUTER MOST PIPES. IN MOST CASES THE REQUIREMENTS FORA SAFE WORK ENVIRONMENTAND PROPER BACKFILL PLACEMENTAND COMPACTION TAKE CARE OF THIS CONCERN. BACKFILL-WELLGRADED O O UVE LOAD C GRANULAR AND SMALLER ----------- EMBANIINENT GEOTE%TILE SEPARATION C CJ\ BgBOVEANDWITHBELOLAVW /// NGeE orvG1 BEDDING-WELLGRADED GRPNULAR AN D SMALLER BACKFILL PLACEMENT MATERIAL SHALL BE WORKED INTO THE PIPE HAUNCHES BY MEANS OF SHOVEL -SLICING, RODDING, AIR TAMPER, VIBRATORY ROD, OR OTHER EFFECTIVE METHODS. THE RESISTIVITY OF A PROJECT SITE MAY CHANGE OVER TIME DUE TO THE USE OF VARIOUS SALTING, DE-ICING, AND AGRICULTURAL AGENTS APPLIED ON OR NEAR THEAREA TO MITIGATE THE POTENTIAL IMPACT OF THESE AGENTS, AN HOPE MEMBRANE LINER WILL BE INSTALLED ON THE CROWN OF EACH PIPE, CREATING AN IMPERMEABLE BARRIER. THIS MEASURE IS DESIGNED TO PROTECT THE SYSTEM FROM ENVIRONMENTAL CHANGES THAT COULD LEAD TO PREMATURE CORROSION AND REDUCE THE OVERALL SERVICE LIFE v IF AASHTO T99 PROCEDURES ARE DETERMINED INFEASIBLE BY THE GEOTECHNICAL ENGINEER OF RECORD, COMPACTION IS CONSIDERED ADEQUATE WHEN NO FURTHER YIELDING OF THE MATERIAL IS OBSERVED UNDER THE COMPACTOR, OR UNDER FOOT, AND THE GEOTECHNICAL ENGINEER OF RECORD (OR REPRESENTATIVE THEREOF) IS SATISFIED WITH THE LEVEL OF COMPACTION. FOR LARGE SYSTEMS, CONVEYOR SYSTEMS, BACKHOES WITH LONG REACHES OR DRAGLINES WITH STONE BUCKETS MAY BE USED TO PLACE BACKFILL. ONCE MINIMUM COVER FOR CONSTRUCTION LOADING ACROSS THE ENTIRE WIDTH OF THE SYSTEM IS REACHED, ADVANCE THE EQUIPMENT TO THE END OF THE RECENTLY PLACED FILL, AND BEGIN THE SEQUENCE AGAIN UNTILTHE SYSTEM IS COMPLETELY BACKFILLED. THIS TYPE OF CONSTRUCTION SEQUENCE PROVIDES ROOM FOR STOCKPILED BACKFILL DIRECTLY BEHIND THE BACKHOE, AS W ELL AS THE MOVEMENT OF CONSTRUCTION TRAFFIC. MATERIAL STOCKPILES ON TOP OF THE BACKFILLED DETENTION SYSTEM SHOULD BE LIMITED TO 8-TO 10-FEET HIGH AND MUST PROVIDE BALANCED LOADING ACROSS ALL BARRELS. TO DETERMINE THE PROPER COVER OVER THE PIPES TO ALLOW THE MOVEMENT OF CONSTRUCTION EQUIPMENT SEE TABLE 1, OR CONTACT YOUR LOCAL CONTECH SALES ENGINEER. xo Mivean a m•I TYPCAL BACKFILL SEQUENCE w[aov[a 3 WHEN FLOWABLE FILL IS USED, YOU MUST PREVENT PIPE FLOATATION. TYPICALLY, SMALL LIFTS ARE PLACED BETWEEN THE PIPES AND THEN ALLOWED TO SET-UP PRIOR TO THE PLACEMENT OF THE NEXT LIFT. THE ALLOWABLE THICKNESS OF THE CLSM LIFT IS A FUNCTION OF A PROPER BALANCE BETWEEN THE UPLIFT FORCE OF THE CLSM, THE OPPOSING WEIGHT OF THE PIPE, AND THE EFFECT OF OTHER RESTRAINING MEASURES. THE PIPE CAN CARRY LIMITED FLUID PRESSURE WITHOUT PIPE DISTORTION OR DISPLACEMENT, WHICH ALSO AFFECTS THE CLSM LIFT THICKNESS. YOUR LOCAL CONTECH SALES ENGINEER CAN HELP DETERMINE THE PROPER LIFT THICKNESS. STAGE POVRSAS REQUIRED TO CONTROL FLOATATION AND PIPE DISTORTIONIDISPI-ACEMENT CLSM WEIG (OR OTHER REMOVABLE WEIGHTS) Xal\&iICiIiN110]7FOYM111k,It] TYPICALLY, THE MINIMUM COVER SPECIFIED FOR A PROJECT ASSUMES H-20 LIVE LOAD. BECAUSE CONSTRUCTION LOADS OFTEN EXCEED DESIGN LIVE LOADS, INCREASED TEMPORARY MINIMUM COVER REQUIREMENTS ARE NECESSARY. SINCE CONSTRUCTION EQUIPMENT VARIES FROM JOB TO JOB, IT IS BEST TO AD DRESS EQUIPMENT SPECIFIC MINIMUM COVER REQUIREMENTS WITH YOUR LOCAL CONTECH SALES ENGINEER DURING YOUR PRE -CONSTRUCTION MEETING. ADDITIONAL CONSIDERATIONS BECAUSE MOST SYSTEMS ARE CONSTRUCTED BELOW -GRADE, RAINFALL CAN RAPIDLY FILL THE EXCAVATION; POTENTIALLY CAUSING FLOATATION AND MOVEMENT OF THE PREVIOUSLY PLACED PIPES. TO HELP MITIGATE POTENTIAL PROBLEMS, IT IS BEST TO START THE INSTALLATION AT THE DOWNSTREAM END WITH THE OUTLET ALREADY CONSTRUCTED TO ALLOW A ROUTE FOR THE WATER TO ESCAPE. TEMPORARY DIVERSION MEASURES MAY BE REQUIRED FOR HIGH FLOWS DUE TO THE RESTRICTED NATURE OF THE OUTLET PIPE. CATCH BASIN INLET WATER WATER —ED PPTtKIN. LOT flu e'P; Iasi li�� WATER ELEVATION IN DETENTION SYSTEM FINISHED FUNCTIONING SYSTEM OUTLET CONTROL %wQwNTECH` A V _ ffBC ' a F =_.°_ =m=•"= _, ,o.."_° , ° 1 ENGINEERED SOLUTIONS LLC WWW.COr11BChES.COFFI 9025 Centre Pointe Dr., SURA 400, West Chester, OH 45069 CMP DETENTION SYSTEMS CONTECH DYODS DATE REVISION DESCRIPTION BY 800-338-1122 513-845-7000 513-645-7993 FAX DRAWING CMP DETENTION SYSTEM INSPECTION AND MAINTENANCE UNDERGROUND STORMWATER DETENTION AND INFILTRATION SYSTEMS MUST BE INSPECTED AND MAINTAINED AT REGULAR INTERVALS FOR PURPOSES OF PERFORMANCE AND LONGEVITY. INSPECTION INSPECTION IS THE KEY TO EFFECTIVE MAINTENANCE OF CMP DETENTION SYSTEMS AND IS EASILY PERFORMED. CONTECH RECOMMENDS ONGOING, ANNUAL INSPECTIONS. SITES WITH HIGH TRASH LOAD OR SMALL OUTLET CONTROL ORIFICES MAY NEED MORE FREQUENT INSPECTIONS. THE RATE AT WHICH THE SYSTEM COLLECTS POLLUTANTS WILL DEPEND MORE ON SITE SPECIFIC ACTIVITIES RATHER THAN THE SIZE OR CONFIGURATION OF THE SYSTEM. INSPECTIONS SHOULD BE PERFORMED MORE OFTEN IN EQUIPMENT WASHDOWN AREAS, IN CLIMATES WHERE SANDING AND/OR SALTING OPERATIONS TAKE PLACE, AND IN OTHER VARIOUS INSTANCES IN WHICH ONE WOULD EXPECT HIGH ER ACCUMULATIONS OF SEDIMENT OR ABRASIVE/ CORROSIVE CONDITIONS. A RECORD OF EACH INSPECTION IS TO BE MAINTAINED FOR THE LIFE OF THE SYSTEM MAINTENANCE CMP DETENTION SYSTEMS SHOULD BE CLEANED WHEN AN INSPECTION REVEALS ACCUMULATED SEDIMENT OR TRASH IS CLOGGING THE DISCHARGE ORIFICE. ACCUMULATED SEDIMENT AND TRASH CAN TYPICALLY BE EVACUATED THROUGH THE MANHOLE OVER THE OUTLET ORIFICE IF MAINTENANCE IS NOT PERFORMED AS RECOMMENDED, SEDIMENT AND TRASH MAY ACCUMULATE IN FRONT OF THE OUTLET ORIFICE. MANHOLE COVERS SHOULD BE SECURELY SEATED FOLLOWING CLEANING ACTIVITIES. CONTECH SUGGESTS THATALL SYSTEMS BE DESIGNED WITH AN ACCESSANSPECTION MANHOLE SITUATED AT OR NEAR THE INLET AND THE OUTLET ORIFICE. SHOULD IT BE NECESSARY TO GET INSIDE THE SYSTEM TO PERFORM MAINTENANCE ACTIVITIES, ALL APPROPRIATE PRECAUTIONS REGARDING CONFINED SPACE ENTRY AND OSHA REGULATIONS SHOULD BE FOLLOWED. ANNUAL INSPECTIONS ARE BEST PRACTICE FOR ALL UNDERGROUND SYSTEMS DURING THIS INSPECTION, IF EVIDENCE OF SALTING/DE-ICING AGENTS IS OBSERVED WITHIN THE SYSTEM, IT IS BEST PRACTICE FOR THE SYSTEM TO BE RINSED, INCLUDING ABOVE THE SPRING LINE SOON AFTER THE SPRING THAW AS PART OF THE MAINTENANCE PROGRAM FOR THE SYSTEM. MAINTAINING AN UNDERGROUND DETENTION OR INFILTRATION SYSTEM IS EASIEST WHEN THERE IS NO FLOW ENTERING THE SYSTEM. FOR THIS REASON, IT IS A GOOD IDEA TO SCHEDULE THE CLEANOUT DURING DRY WEATHER. THE FOREGOING INSPECTION AND MAINTENANCE EFFORTS HELP ENSURE UNDERGROUND PIPE SYSTEMS USED FOR STORMWATER STORAGE CONTINUE TO FUNCTION AS INTENDED BY IDENTIFYING RECOMMENDED REGULAR INSPECTION AND MAINTENANCE PRACTICES. INSPECTION AND MAINTENANCE RELATED TO THE STRUCTURAL INTEGRITY OF THE PIPE OR THE SOUNDNESS OF PIPE JOINT CONNECTIONS IS BEYOND THE SCOPE OF THIS GUIDE. DY059460 Recovery Resource Council 30" Solid UDS Fort Worth, TX DETENTION SYSTEM PRa6Gr No sEQ. rvo. TE SI 016 59K0 W�2/21I2025 ED Dy. ECI4= DYO PRO DYO IBHEETNO , EXHIBIT "C" Exhibit "C" CITY OF FORT WORTH STORMWATER FACILITY OPERATION AND MAINTENANCE PLAN FOR UNDERGROUND FACILITIES 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 facilities storage volume is reduced by more than 10%. Silt shall be removed and the facility returned to original working condition of the lines and grades shown on the approved engineering plans. In addition, corrective measures are required any time a facility does not drain completely within 72 hours of cessation of inflow. NO STANDING WATER IS ALLOWED in the underground facility 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 facility. Disposal shall be in accordance with federal, state and local regulations. 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, silt, litter and debris removal dates. • 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 UNDERGROUND FACILITY MAINTENANCE AGREEMENT Exhibit "Cl if OPERATION & MAINTENANCE MANUAL UNDERGROUND DETENTION BASIN RECOVERY RESOURCE COUNCIL 2700 Airport Freeway Fort Worth, TX 76111 Lot 2R, Block 7 of Nies and Rouse Addition IPRC24-0197 DEC. 12, 2024 CLAYMORE ENGINEERING, INC. 1903 CENTRAL DRIVE, BEDFORD, TX 76021 Overview: Legal Description - Lot 2R, Block 7, Nies and Rouse Addition, City of Fort Worth, Tarrant County, Texas. On -Site Storm Water Facilities - This site will utilize an underground Detention Basin with a total storage volume of 5,190 cubic feet. (see Exhibit D) Operation: See Contech CMP Detention & Infiltration Maintenance Guide (Exhibit E) for operation and maintenance details. RECOVERY RESOURCE COUNCIL, INC. (or any successor -in -interest) or an agent designated by RECOVERY RESOURCE COUNCIL, INC. will be responsible for the operation and maintenance activities expressly set forth herein. The Underground Detention's inlet and outlet shall remain clear and unobstructed at all times. City Responsibility Statement: Routine inspection and maintenance, as outlined in the Operation and Maintenance Manual, shall be the primary responsibility of the lot owner. The City of Fort Worth may perform periodic inspections of the underground detention that could result in a Notice of Violation (NOV) should the facility not be operating and maintained as designed. Maintenance: Per engineering standards, the maintenance plan shall provide access to maintain the underground detention, maintenance roles and responsibilities, contact information for the party responsible for the maintenance, and a maintenance schedule. It is the responsibility of RECOVERY RESOURCE COUNCIL, INC. (or any successor -in - interest) or an agent designated by RECOVERY RESOURCE COUNCIL, INC. to ensure the following operation and maintenance activities, as a minimum, are addressed below. All personnel involved in conducting inspections and performing Operations and Maintenance activities shall be delegated RECOVERY RESOURCE COUNCIL, INC. (or any successor -in -interest) or an agent designed by RECOVERY RESOURCE COUNCIL, INC. Maintenance schedules should include regular maintenance schedule and maintenance following a significant storm event. The schedules should also provide details on how the maintenance will be done. Major maintenance, such as by a vacuum truck, shall be done at a minimum of twice a year. Conclusion and Duration: " RECOVERY RESOURCE COUNCIL, INC. (or any successor -in -interest) or an agent designated by RECOVERY RESOURCE COUNCIL, INC. agrees to carry out the terms of this plan, which defines responsibilities for operating, inspecting, and maintaining the underground detention basin. These responsibilities shall remain in effect in perpetuity, or until the City approved removal or modification of the underground detention basin." "MAINTENANCE: Ensure operation and maintenance activities are addressed a minimum of two (2) occurrences per year in the spring and fall". "CITY RESPONSIBILITY STATEMENT: the city of Fort Worth may perform periodic inspections of the underground detention basin that could result in a notice of violation (nov) should the facility not be operating and maintained as designed". The obligations of RECOVERY RESOURCE COUNCIL, INC. (or any successor -in -interest) or an agent designated by RECOVERY RESOURCE COUNCIL, INC. shall commence upon completion of the underground detention basin described herein and shall continue until such time as the underground detention basin is modified or no longer exists. Eric Niedermayer Signature Owner Title The State of -;-e ^44 County of BEFORE ME, the undersigned authority, on this day personal appeared 1 of RECOVERY RESOURCE COUNCIL, INC., known to me to be the person on whose name is subscribed t the foregoing instrument, and who acknowledged to me that he is the duly authorized representative of said corporation and that the executed the same for the purposed and consideration therein expressed and in the capacity therein stated. GIVEN UNDER MY HAND AND SEAL OF OFFICE this / 7- #k- day of 202C �. P-.•,, !vtARGIE L. HATCHER' t4► 6 Notacypublic STATIOFTEXAS �'r Of�Rt+Pf my Ncgwy ID # 125915571 C4ML ExG• M"M 16 2326 Notary Public, late of L iQ,iQgkW My commission expires: 1 / / c2, C NTECH" ENGINEERED SOLUTIONS � Contech°CMP Detention & Infiltration Maintenance Guide CMP DETENTION SYSTEMS Contech° CMP Detention Maintenance Underground storm water detention and retention systems should be inspected at regular intervals and maintained when necessary to ensure optimum performance. The rate at which the system collects pollutants will depend more heavily on site activities than the size or configuration of the system Inspection Inspection is the key to effective maintenance and is easily performed. CONTECH recommends ongoing quarterly inspections of the accumulated sediment. Sediment deposition and transport may vary from year to year and quarterly inspections will help insure that systems are cleaned out at the appropriate time. Inspections should be performed more often in the winter months in climates where sanding operations may lead to rapid accumulations, or in equipment washdown areas. It is very useful to keep a record of each inspection. A sample inspection log is included for your use. Systems should be cleaned when inspection reveals that accumulated sediment or trash is clogging the discharge orifice. CONTECH suggests that all systems be designed with an access/inspection manhole situated at or near the inlet and the outlet orifice. Should it be necessary to get inside the system to perform maintenance activities, all appropriate precautions regarding confined space entry and OSHA regulations should be followed. Cleaning Maintaining an underground detention or retention system is easiest when there is no flow entering the system. For this reason, it is a good idea to schedule the cleanout during dry weather. Accumulated sediment and trash can typically be evacuated through the manhole over the outlet orifice. If maintenance is not performed as recommended, sediment and trash may accumulate in front of the outlet orifice. Manhole covers should be securely seated following cleaning activities. Inspection & Maintenance Log Sample Template " Diameter System Location: Anywhere, USA Date Depth of Sediment Accumulated Trash Maintenance Performed Maintenance Personnel Comments 12/01/10 2" None Removed Sediment B. Johnson Installed 03/01/11 1" Some Removed Sediment and Trash B. Johnson Swept parking lot 06/01/11 0" None None 09/01/11 0" Heavy Removed Trash S. Riley 12/01/11 1" None Removed Sediment S. Riley 04/01/12 0" None None S. Riley 2 Removed Sediment ACE Environmental 04/15/01 Some and Trash Services EXHIBIT "D" FORT WO RT H Fort Worth °CS Stormwater Management " EXHIBIT D" STORMWATER UNDERGROUND DETENTION FACILITY MAINTENANCE CHECKLIST FREQUENT INSPECTION Inspection Item: Date: Repairs Required: Repairs Made: Notes: Remove: Trash and Debris Remove: Grass Clippings, Leaves, Etc. MINOR INSPECTION: Inspection Item: Date: Repairs Required: Repairs Made: Notes: Condition of Underground Facility Amount of Silt in Facility Amount of Ponded Water in Facility MAJOR INSPECTION: Inspection Item: Date: Repairs Required: Repairs Made: Notes: Type / Condition of Outfall Structure Size and Condition of Outfall Pipe Evidence of Roots Infiltrating the Facility Evidence of subsidence around facility