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HomeMy WebLinkAboutRC20221206000706 Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-1 of 8 Record Date:12/6/2022 3:46 PM Electronically Recorded King County,WA Return Address: City Cler�'s Office City of Renton 1055 S Grady Way Renton, WA 98057 DECLARATION OF COVENANT FOR INSPECTION AND MAINTENANCE OF DRAINAGE FACILITIES AND ON-SITE BMPS Grantor: Derrick Wong&Shee Wai Wong Grantee: Citv of Renton, a Washin�ton municipal corporation Legal Description: HILLMANS LK WN GARDEN OF EDEN#1, LOT 20 BLOCK 17 Assessor's Tax Parcel ID#: 334210-2102 IN CONSIDERATION of the approved City of Renton (check one of the following) ❑✓ Residential Building Permit �Commercial Building Permit ❑Clearing and Grading Permit �Civil Construction or Utility Permit for Permit(s)B20005531 (construct�on/au��d�nq/ut���tyPerm�t#)relating to the real property ("Property") described above, the Grantor(s), the owner(s) in fee of that Property, hereby covenants (covenant) with the City of Renton ("City of Renton" or"City'), a municipal corporation of the state of Washington, that he/she(they)will observe, consent to, and abide by the conditions and obligations set forth and described in Paragraphs 1 through 9 below with regard to the Property, and hereby grants (grant) an easement as described in Paragraphs 2 and 3. Grantor(s) hereby grants (grant), covenants (covenant), and agrees (agree) as follows: 1. The Grantor(s)or his/her(their)successors in interest and assigns("Owners")shall at their own cost, operate, maintain, and keep in good repair,the Property's drainage facilities constructed as required in the approved construction plans and specifications (Project P�an#) on file with the City of Renton and submitted to the City of Renton for the review and approval of permit(s) �20005531 (Construction/euilding/Utility Permit#).The Property's drainage facilities are shown and/or listed on Exhibit A—Site Plan. The Property's drainage facilities shall be maintained in compliance with the operation and maintenance schedule included and attached herein as Exhibit B—Operations and Maintenance. Drainage facilities include pipes, channels, flow control facilities, water quality facilities, on-site best management practices (BMPs) and other engineered structures designed to manage and/or Page 1 of 8 Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-2 of 8 Record Date:12/6/2022 3:46 PM King County,WA tre�� starrr��at�r t�n th� P�operty. t�r�-sit� B�P's ir�efc�d� dispers�c,n a�ecf 'sraf��trat�ca�w a�evices, bieoretentic�n, p�r�meabl� pav�rr��rats, �a'rrr�rvater har�restir�g syst��ns, tr�e� e�t�ro�icrra crer9it, reda�c�d €'rrtpervio�as surface fac�tprmnt,�e��tated rr�e�fs�r►d c�ther rr��aseares�esi�ned ta� m�m�c �re-d�v�Ecrp�d k�ydralc��y and mirairr�iz� stcarrrywa�t�r ruo�aff crr�tk�e Pro�erty. 2e C�t� c�f B�erstc�n sl�afR k�awr� th� righ� tc� in,�ress �rtd e�ress a�er th�c�se pc���ar�s a��the Prt�per�y ClGC�S5�t"�f �C1 K?�'t"�01`t'CR l�45�3�C$iC9CES &7'� ��t� S'�UCR'�'C4fJ�"���" ���l�l'�t�S c�B�t� ��{�5 +�t14� GC3ftQ�lt�� rr���nt��eanc� activit�es s�re�if�ed ir� thos E7eci�ratic�n a� �a�era�r�t �r�d ira a�ccrrdance v+�i�kF� �h� Rer�tr�n f°�c�nicip�l Cc�de. �`r�y crf R�r�tar�shaCf pra�ri�e �t 6e�st�hir�r (3Q� days`�rri�er� nc�tie�ta the C►vuraers t�at��try�ar�th�Pr�a���ty�s pl�rtr�ed for the rrtspec�iar�c��dra@n��e faciaF�w�s. After the th€rty ��C1} d�ys,�i��C�u�rn�rs s�o-aC9 �klca�rr�he �itr�c��R�r�ta�� �ca en�er�c�r the sra�� pcarpose caf inspec�ing drair�a,�e f�cifwfii�s. 6� I�eu of ins�rect�on by the�ity, th�Clvvr�ers rt��y e[�ct tca en�a�� a I�cerrs�cf c�vil�ngine�r re�%st�reci �r�th�sfi�te�f��shir��tcrn vuho has expeetise ir�c�r�ina���c� rr�s��ct the draara��e fa�il¢ties �nd p�orr�de a �ritt�r� rey�c�r� desersbpr�� th�ir c�anditaaar�, f� tE�e et�g�nc�er�pt�t�n is cht�se�t,�he E��nrra�rs sha(1 prc�w�de�nrritten ner�ice t�the City t�f E�en�an enrithin �i�te�r�(�.5}days c�f r�c�ivrr��t�e��ty's r�c�tice af�r�sp�et�or�.VtJ'r°th�r�thirty��Q}c��ys af�ivin�th�s rtcrtice,�k����wr��rs,or er�glrte�r dr� b�k��t����he(3wner�, shadB prc��rdcfe t�� e��;rrteer's r��a�c�t�� �Fre Ci�y crf Rer�taar�. !f eh� re�acark fs r�c►� prcau°fded 'trm a tirn�ly rr►ar��er as specified abes�!�, t�te Cit� erf l�en�on may�r�s�re�t the dra�nage f�c€��t��s writhos��f�arth�r�ac�t�ce. �. If C'r�y Csf Re�tt��t c�et�rmi�tes ft'r�m �ts �rts�se��ia�r�, car frc�rr� ar► engir�e�r's rep�rt �rca�rded ita acce�rdarac�wr��h Paragraph �,t�aat rrr�€r�tenance, repa�r�, restcwr�t�car�, �r�d/ar r�rapts�a�dc�t� v�rcark�s r�quir�d tc� �i� ctc�r�e ta �ny cr�th� drao-r�age facrtPti�s, �ity e��R�r�ton s9�aff nc�t��y thw� flrrvr��rs csf th�� s�ec�fic ma��t���a�ce, repair, restc�rat�r�r�, as�d/ca�- m6�i�atoc�r� cnror-k ("UV'«�r�"} req�t�r'��i pursuant to t�r� �terrt�ra �fe�r�icipa6 �ocfe. �`h� C�ty sha�l a�sc� se�a re�sar►�ble deadl�ne €c�r�h� Q�rners �� cc�r�piete the �Afo�'k, car tt� pre��id� �r� e�grneer's r�pc�rt th�t v�rifies cermpletion of the Waar�. Aft�r th� deac68ia�e htas pass�c�, fihe t�wr���s shala aifc�w the Cit}r �cc��s�cs re-inspec� the drair►��e facil�ti�s �r►(ess ara �r��irr�ee"s re�a�� h�s b�e�t �r�a��d�d vera�y%r��, �e�mpl�t�t�t� e�f the �htcer�. ���h� thfa�rk is rscat cc�r�a�aBeted vaith�n �he tirrwe �rarrMe s�t t�y the ��tr�, th� Cityr r�aay ir�i�e�t� ar� �ra°�orcerr�e�t act�ara ar�c�/�r per�crrrr� Ck�e �€�rk a�r�a� I�er�b�r �s g�v�rt �e�ess to th� Pre�perty ferr st��k� p�rpc�ses. �rotte�t nert�ce �nr�Cl be s�r�� �e� �h� (7w�ers s��tir�� the City's kntent���tc�perf�arrn��acE��5tark.l"�[s Wa�k vv�'��r�cat�c�rr�rr���ce urotQf�t leas�sev�n(7�da�s af�er~ suc�t �►otd�e is r���9�c#. Cf, r�Rthin �he s�l� c#is�retecrr� aaf th� Cityr, the�e exists arr ir�r�►i�ent ar pres�r�t cEa�m�er, the sev�ra (7) day naat�ce permc�c� r��13 b� w�aR�red and VV+ark wil6 be��r� 6rrarr��c��a�ely. 4. �`h�t��nrners sh�aP� asssa►�e��E r�spesnsib6lity f�r tt�e cczsfi e��an�t�Vaar�,csr�ray meas�res tal�era by �h� �ity t�a address �crr�d"wt�c��s as d�scrabe�d Hr� P��a�raph �. Such �es�crns�bEl��y sk�a�� E�cl�de re�rxakaurserr�e�t ta th�Ca�y wi�Fr�r��hA�r(3f3)cSa�rs aaf th�r�c�i�st s�f th�invoEee ferr any se�ch Wr�rk �Zerfc�rrr�;ec3. f3ve�c�u� payc�er�ts �na'rl� reqt��re p�+�r��rer�� e�f rr��erest �t th� rrtax�r�acrm Pe�ap r�t� aifowed b�r RC'J+f 19.�2.(�20�c�rr�ea�t6y�tw�9v� p�rcerrt �1210)�, �f t�e �ity iraHtiat�s (��,�a�act��rn tca en��arce th�s agr��m�rtt, �th� prevaibin� party ir� sesch aetir�r► is �rrtit��d tc� re�c�wer reasanab�e lit��at�car���asts and attc►�ney'�fe�s. 5. T'he C9�nrr�ers ar�e r�eq�ir��taa c�btai��rvri�ten �p�raval fro�n �ity c�f R�rwter�r prec�r to fi�lon�, prpir�,�, �ut�i��� or r��ncav�ng ve�eta��e�n (ex�e{�t in rou#i�ae Paradscape ra��ir��e�e�r�ce} �n aper� �e�e��t�ed stear�rnra�er f�ei�i�ies (sucl� �s s�vales, ��ar�ne�s, d����aes, pc��ds, et�.�� �ar perfc�rr�ir�g ar�y a�te�atior�s or rr�crdi�ic�tic�r�s�cr the�ra��►ag�fac�Ei�ies r��er��a�ed i��his t�ecl�ra�ior�af�c��r�n��t. P��e 2 c,f,�,8 Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-3 of 8 Record Date:12/6/2022 3:46 PM King County,WA 6. Any r►c��ice or cear�serat reqsadre�d k,a �re gdver� a�r c�tkaervvis� prc�vided fcar by�h� ��ovRs�ar�s c�f�hqs �gree�►�r��shall be e��ctiv�upar�persc��taE c��C��ery�c�r tFor�e�3}days���r rrtia"r6'rrtg k�y��rtifiecf k�iaifp returra reeeapt�equ�sted. 7, V"�ithr re��rd�er the rr��tt�rs acfdress�d h�r�kr�,th�s��r��rner�t�c�nsti�utes�he��atare agr�err�e�t b�t�rreen t�e part�es, a�d s�rpersec��s �I� priar d�sc�ssic�rrs, r�e�crt¢atic�r�s, �r�€� �ff a�r�err�te��s wk��ts�,ever uuhet�a�r c�ra� �r�nrrct�tero. �. �"�is p�cfaration �a� �crverra�t Ps i�t�r�ded to �arc�teet �h� va�ue ar�cf des�r�b�fi�y �rrd prc�r�t�t� ��ici�r�t �r�d effect�ve rr�arta�et�ae�t crf star�ace v��ter dr��rtag� e,f�he r�a� proper�y des��ibed abcrv�, �rac4 shal� ir��re tv the ber�e#it c�f�C� th�e eit�zer►s e���he� Citr/e�f R+�r�tc�ra a�rd its sc�ccess�rs �nd �ssi�ns. This Dec6ar�a�6orr c�f �crve�ar�t s�ea�6 r�a€ro �neit�a t�t� I���f ar�d k�e lair�da�rg �pc�rw CaR'��"tCOt'�S}, �tlE��t'dP'E"GC3�`S�S�}''St,l�C�'SSC?P'S ACt tCl$�C'�5�, �k"IG�c�S51gG'fS. �. T�is E�e�Iara�t�an af��ar��r�a�t rr►ay be terr��r�at�d �Sy execc�t`tsarr c��a v�r�tt�� �����s�erwt b�the C�wr��rs ar�c�t�e C�ty�h���s���c�rd�d by Kart�Ccwu�ty wr� its r�aR pra���cy �ecards. f�! W!'�PVESS l�V�BERE�F, �his G��cl�ratP�r� �af Ccs����r�t �car the dr�sp�eti�� �nd Mainterca��e erf C�ra�n�ge �ac'slities �s execu�ec� th&s '�-"� day of ��� �� �� �, �0_ � . �.�._..�.�...�_ .�°' ...... . �, � ..--w,. .�-° �'�-�--'� -�� GRA�lTt�R,awn�r r��th� Pr CRA�J�"C}�€, er�toner crf the Pr`c�p�rty S�'�4�E ()�1,�,�SH0�9CT`Clf� } C(�U�DT� CD� KCf��s �ss. C�n t�o-is day pers�rc��lfy appeared�efcrr�rne: *�� t� �� ��►c�wr� t�a b� tk►� "rr�div�d�rar�s� d�sc�i��d ir� and v�nc�� exec���d�he vuithirr anc€ �Fa�r��crflr�� �ns�r��ent aw�d ac�nav�r6ed�ec#that �E�ey sa�nec3�he s�c�rae��[hear f�-ee anei�reslt����ryr��t�n�i cle�da far tl�e r�sc�s�nd purpa��e�tl�ereir�st�tec#. Giv�r� ur�der rs�y�harad ar�c4 csffic6�l s��l th�s d��c,f�',.� ��"� , �� �° � �t��P"� � � #���' � ��: __ d� � �--�— -� � S� �d"�' ��3 Prartt�c! �ara�e fi����i��#�0}�p��?1 &�crtar�r F'�ablic ir��rmc}f�rr�C�e S�a-te caf �� I���t��d���E S L�����SE��Ft t'7Y 24�23 �ash�ngtar�, resictir�g a� �. �,�:�, "P �'� �`�1 �`� �/ty ap�ra�r►tment experes ..�'��...�'�� �.�� Pa�e 3 crf 8 Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-4 of 8 Record Date:12/6/2022 3:46 PM King County,WA c�� 1vaExc�„�EacRn� STA=7MU2.87,72.OBR(CENiFlt OF GRATq WM=158.83 IE=156.47(7Y�(FlFJ.6VFRIFIQ IE=156A6(8'9) IE=156.43(72'Yh(FlEL6VFRIFI� QNSTILLL NEW CB O�IER IXG STORM MAIN,CUT PIPE 3 GI�Uf Af�UND � CONNECTIONS.) I".'.'. �:...............j....N3�RDPt. ........... ...._...........---�...—...—.�.. �„ / /.. .. ... / .. . ... .... !.. J =�— w i �w � h1�1. . .. ... �... — i l � i .. e+e�o�do � i. .. — — — / _� __ t. _ /..�� � -1 — � ..... rt.—.--`. --�_ .'..\'..'.'.'.�.'..'.'...'.'.�.'�.'....'.'.'.'..'.'.'....... .vrca�ae.. — —S— — =S.'—.'..—.�.—S.' .".".".—.' .''S ".''.' .—.��. ' rsr�eal...\..S'_.'''.�.''\' ' ''' '' ' ' � '' �.... ........�... ..........�........�....'� �..`-'-..�.....\S- 1...............1.............. �'...'.�..'..'.'.'..'.' ..°°aa..'..'.'..'.'.'�'..'.'.'..'.'..'..'..'..\.'. �-- — — �D �.........._...................�. mu�iw�' / I / e� � i � � I , I � - - �° �' N�ba'ss•w sao�� �I � I � a. I I I / ,wetmsonin � I � v ir•�sa wEa�e,.na� � — �4 r 'I / cn E,��» ��.�� , � r � � I E-,.wRm :« I I 1 � ruroar r— �; �, "� � � i mca�iee � � ; � � � � �, I / mreicaam � i � I vuxmm � �I � � � � l � ( � � � / $ � / / I � II I � � I W ,,. � / � � I p T�/ �I y, /l (� — ' §i �,sF�ryr:r J ,� .3i / / — II W N�f.,�/H,���r.�f� � � • I ��� ru r»Yr/r/,ir`! I g� .�r1r l r.�s1.s^/%G'1 � � II � sr.��fi�.'?� �" �g I � /� _ '_ I I � I � � 1��� I I I � I \ � I I i � II � • i � � , I .. I I l,/rJJ?//rY' r;'' . J I �•.. � ;%%Y!'i.v/u^N.r.�``{''. ✓ri .7F�Slr'"'�`. � � I l � i�iu i�o��� � �r'irr,��I .v i.��. .�-:,, — — ,�fir.z�r .,�<<Fi<� �� N�"04'3S'\W 30.07 . � urwow�uatr \ aw — — rne�o.rw�aea�re ir.mw � e.ta.nlrN � � I N EXHIBIT A: BMP PLAN SCALE: NTS W E S Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-5 of 8 Record Date:12/6/2022 3:46 PM King County,WA AI'PENi)IX A MAIIV'IENANCE 12EQiJfitEMEN'I'S FOR S'TORIVIR�A'TER FACILITIES AIYD OIV-SI'I�HIvLPS ��.:��.�,�►���"�������. , .�. ���.��,, P�I/1BIVT�P@AfVCE DE�E�1"C?F8 C�fVD6T@Clh!WI�EP�!flRAEFd7EIVAPEC� RESQJLTS C1tP�CT�Q 1lVF�EI� COi�PC)NEN7 f��O�L�NI IS Pf�Eq�D M�fIdTEFlAIVGE 15�'ER�f7Rll��[� Structure �ediment �ediment exceeds�G%a of the depth from Sump of cztch ba.sin cont�ins no sediment. accumulation 4he bottom of the catch basin 40 4he invert of the lowest pipe into or ou4 of the catch hasin or is within f inches of fihe inver9 af tYe lowest pipe in4o or out of tYe catch basin. Trash and debris Trash or debris of more than"/cubic faot No Trash or debris blocking or potentially which is located immediately in front of fhe blocking en4rance to catch basin. catch basin apening ar is blocking capacity of the ca4ch basin by more than 1 d°/a. Trash or debris in the catch basin that No trash or debris in the ca4ch basin. ezceeds'/3 the depth from the bottom af basin to invert the lowest pipe into or out of tYe basin. De2d 2nimals ar veget2tion th2t could No dezd 2nim21s or veget2tion present generate odors that could cause within catch basin. carci�,lairts c,r daryeraus yases(e.y., methane). Deposits of garbage exceeding 1 cubic No candition present which would al4ract or foot in volume. support th�breeding of insects or rodents. Damage 4o fram� Corner of frame extends more than%a inch Frame is even with curb. and/or top slab past curb face into the streefi(If applicable). Top slab has holes larger than 2 square Top slab is free of holes and cracks. inches or cracks wider than%a inch. Frame not si4ting flush on top slab,i.e., Frame is sitting flu�h on top slab. separatian af mare than'/.inch of 4he frame from the top slab. Cracks in walls or Crack§vc+ider than 9/inch and longer then Gatch basin is sealed and is structurally kaokam 3 feet,any evidence of soil parficles sound. entering catch basin through cracks,or maintenance persan judges that catch basin is unsound. Cracks wider than'/Z inch and longer 4han No cradcs more than'/�inch wide at 4he 1 foot at the joint of any inleUoutlet pipe or joint of inleUoutlet pipe. anp evidence of soil partides entering catch basin through cracks. SettlemenU Catch basin has settled mare than 1 inch Basin replaced or repaired to design misalignmen4 or has rotated more than 2 inches out of standards. alignment. Damaged pipe joints Cracks wider than'/rinch at 4he joint of the No cradcs more than%-inch wide a4 the inlet/autlet pipes or any evidence of soil joint of inle9/outlet pipes. entering the catch basin at the joint of the inlet/outlet pipes. Contaminants and Any evidence of contaminants ar pollution Materials removed and disposed of pollution such as oil,gasoline,concrete slumies or according to applicable regulations.Source paint. control BIVIPs implemented if appropriate. No contaminants present ather than a surface oil film. InIeVQutle4 Pipe Sediment Seciiment filling 20%ar more of 4ha pipe. hileUoutlet pipas clear of sediment. accumulation 7rash and debris Trash and d�bris accumulated in F!o 4rash or debris in pipes. inleUautlet pipes(includes flaatables and non-floatables). 12/12/2016 2017 City of Kenton Surface W ater Desigu Mazival �_�p Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-6 of 8 Record Date:12/6/2022 3:46 PM King County,WA A1'PENDIX A MALNTEi.TANCE REQULREME_NTS FOR STORM�ATER F_A_CILITIES AND ON-SITE BMPS �i� �-;��Y�i���srr������u�iw�a�.�� r , MAINTENANCE DEFECT OP CONDITION WHEN MAINTENANCE PESULTS EXPECTED WHEN COMFONENT FROBLEM IS NEEDED MAINTENANCE IS FERFORMED InIeVOullet Pipe Damaged inleUoutlet Cracks wider than'/2-inch at the joint of the No cracks more than'/4-inch wide at the (cont.) pipe inleVoutlet pipes or any evidence of soil joint of the inleUoutlet pipe. entering at the joints of the inleUoutlet pipes. Metal Grates Ur�safe grate openirig Grate with opening wider than'/a inch. Grate opening rreets desigri standards. (Catch Basins) Trash and debris Trash and debris that is blocking more Grate free of trash and debris.footnote to than 20%of grate surface. guidelines for disposal Dar�iaged or rriissing Grate niis�ing or broken rrieniber(�)of the Grate is iri place and meets desigri grate grate.Any open structure requires standards. urgent maintenance. Marihole Cover/Lid Cover/lid not in place Cover/lid is rriissing or orily partially ir Covedlid protects oper�i��g to structure. place.Any open�tructure require� urgent maintenance. Locking mechanism Mechanism cannot be opened by one Mechani�m open�with proper tools. not working maintenance person with proper tools. Bolts cannot be seated.Self-locking covedlid does not work. Cover/lid difficult to One maintenance person cannot remove Cover/lid can be removed and reinstalled remove coverflid after applying 80 Ibs.of lift. by one maintenance person. 2017 City of Renton Surface Water Design Manual 12/12/2016 A-11 Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-7 of 8 Record Date:12/6/2022 3:46 PM King County,WA Al'YEIVI7IX A :1�9E1[N'TENAiYCE I�EQUII�MEN'TS FOR S'TOIZMVJATER F'ACILIT'IES AIYD OlY-SIT'E 1;Mi'S i;�� ��„�� ������������.�������. �. �,�. �,«, � �� . � � � .„� , „ , INIIP�61V7�P9ANC� L1�FEC1'()R Cc�I�DBTiC)f�S WN�id Ft�5UL7,�s EXF'EGTCC]�F��N COAAP�h1ENT F'�QBL�IVI IWAI�ITEPIANCE IS�d�Ef3E[� IV�AfIVTEtdAI�G�IS P�RI=QRIYI�D Pipes Sediment&debris Accumul�ted sediment or debris th�t W�ter flows fr�ely through pip�s. accumulation exceeds 20%of 4he diameter of the pipe. VegetatioNroot Vegetatian/roots that reduce free VVater flaws freelp thraugh pipes. grouvth in pipe movement of w�ter through pipes. Contaminants and Any evidence of contaminants or pollutian Materials removed and dispos�d of pollution such as oil,gasaline,cancre4e slurries ar according to applicable r�gulafions.Source paint. control 6fiJIPs implemented if appropriate. No contarrinants pre�ent o4Yer tYan e surface oil film. D�mzge to pro4ective Pro4ective co�ting is dam�ged;rust or Pipe rep�ired or replaced. coatirg or corrosior corrosior is wEakerirg the structural intesrity of any part of pipe. Damaged pipes Any dent tha4 decreases the cross section Pipe repaired or replaced. area of pipe by mor�than 20%or is determined fa have weakened structural integrity of the pipe. Ditches 'frash and debris Trash and debris exceeds 1 cubic foot per Trash and debris cleared fram ditches. 1,OQ0 square feet of ditch and slopes. Sedimen4 Accumula4ed sediment 4hat exceeds 20°/a Ditch cleaned/flushed of all sediment and accumulation of the design depth. debris so that it matches design. Ploxious weeds Any noxious or nuisance vegetation which IVoxious and nuisance vegetation removed may canstitute a hazard to City personnel accarding to applicable regulations.No or the public. danger af naxiaus vegeta4ion where City persannel or the public might normalfy be. Contaminants and Any evidence of contaminants or pollution Materials removed and disposed of pollution such as oil,gasoline,concrete slurcies or according to applicable regulations.Source paint. oontrol BMPs implemented if apprapriate. No contaminants presenfi ather than a surface oil film. Excessive vegetation Vege4ation that reduces free movem�nt of Vllater flows freely through ditches. growrth waterthrough ditches. Era§ion damage to Any erosion observed on a ditch slape. Slopes are nat eroding. slopes Rock lining out of One layer ar less of rock exists above Replace rocks to design standards. place or missing(If native soil area 5 square feet or more.any applicable) e�qaosed native soil. 12/12/2016 2017 City of Kentan S�uface W ater Design Manual A-12 Instrument Number: 20221206000706 Document:COV Rec: $210.50 Page-8 of 8 Record Date:12/6/2022 3:46 PM King County,WA MAINTENANCE INSTRUCTIONS FOR A PERFORATED PIPE CONNECTION Your property contains an on-sitc BMP (bcst managcmcnt practicc) callcd a"perforated pipe connection,"which was installed to reduce the stormwater runoff impacts of some or all of the impervious surface on your property. A perforated pipe connection is a length of drainage conveyance pipe with holes in the bottom, designed to "leak"runoff, conveyed by the pipe,into a gravel filled trench where it can be soaked into the surrounding soil. The connection is intended to provide opportunity for infiltration of any runoff that is being conveyed from an impervious surface (usually a roo fl to a local drainage system such as a ditch or roadway pipe system. This on-site BMP shall be maintained per Appendix A of the City of Renton's Surface Water Design Manual. MAINTENANCE RESTRICTIONS • The size and composition of the perforated pipe connection as depicted by the site plan and design details must be maintained and may not be changed without written approval from the City of Renton or through a future development permit from the City of Renton. � Thc soil ovcrtop of thc perforatcd portion of thc systcm must not bc compactcd or covcrcd with impervious materials. RECORDING REQUIREMENT These perforated pipe connection on-site BMP maintenance and operation instructions must be recorded as an attachment to the required declaration of covenant and grant of easement per Requirement 3 of Section C.13.4 of the City of Renton Surface Water Design Manual. The intent of these instructions is to explain to future property owners,the purpose of the BMP and how it must be maintained and operated. These instructions are intended to be a minimum; the City of Renton may require additional instructions based on site-specific conditions. See the City of Renton's Surface Water Design Masival website for additional infonnation and updates. ; TYPI�AL PE��'I�RATED�IFE CONN�CTI�N FC?R A SI�TGLE Fpi�IILY RE�IDENCE, ' �s��� ���������o� -��--�� � __... �. .� _._ �� E�tu�u� � x`"�`"�"�'"��4 � c ,'�;* �-9'r@t�rf�da�ic"-�-�,� � �ie�ierz��>�t�i:� , ' � � � � 1�"�pi!rt �'"��'e� ���� �4�" P P� ��i 1'.�q' x �k6��g...�� ���. .�g 9N«"..4s'rn 44°&.9�Ykv'�d�CS�b« ;� �£3n"��YI'f�"7C�'q ��atr9�M�,.�WCA��$7w��a��a Wl+��ff K7tl�".f� ST��'��.`�����W���� �d'�6 .b...°i. y m.�r _..,.,�.. - �.-.:�� ���^^"��e I"I"Nd"I.............y� II^Ib.[NIY 7�1'�G■,�IIW 4d�f1�LJ'If"" . tSU� .... .. . +�p. �yq,� q� p� y,�+��p� N fli��AM�H'Ayy,pAq�!,"�@'�r.'�1V�1'�.0.l11 1°7 l rvT