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ACPENDIX A h1AIMFNANCE SI'ANDARDS i�OR PRI V ATELY AtNNTAINED DRNNAGE`rAQLf(lES <br /> NO.4-CONTROL SIRUCTURE/FLOW RESTRICTOR <br /> Maimenance Delect Condflion When Maintenance is Necded Results Ezpecled Wben <br /> . Component Maintenance is Pcrlormed <br /> i <br /> Genc��l - T�a�h arW Ueb�is Distarice be�vicen Jebris build-up:uid botlum M NI trash arKl deb�is�emoved. <br /> (Indudes Sc4iment) orifice pinle is Iess tliv� 1-12 teeL <br /> Structural Dvn:ige Simcture is nnl securely atlached to mantwle w:ill SVucture secwely allachcd lo <br /> nnd aNet pipe struclme sliuuid suppotl al least wall nnd oullel pipe. <br /> t,0001bs ol up oi efown pressure. <br /> Structure u nol in upright position(;Jlow up to Slmctwe in correct pos:6on. <br /> 10%fmm plumb). <br /> Coimeciions�o oullet pipe am nM waletlighl and Connections to anlet pipe are <br /> slu�w sign;ot msl. wa�er Gght siructure rr.paired or <br /> replacM and woiks�s <br /> de�ig�cvl. <br /> My twles--othcr Ihan designed holes-in the Slmcture ha;rw hoie�ofher <br /> slrucWre. �han desi9nr.d holes. <br /> Clevwut Galc �;�maged oi Miscing Cle.�nout gate is not walertight or is nussing. Ga�e u watc�Fght and works as <br /> devgnM. <br /> Ga1e cannot be«rovM up anJ down Gy one Gale rtaves up:vd down ea,ily <br /> mtintentvico�r;on. arxl c waiertight. <br /> Cl�vn Ieading lo gate is missing or damaged. Clsvn is in plxe:uid works as <br /> ilesiyned. <br /> Gate is msled over 50%of its smiace area. Gatr,is repaired a replaced lo <br /> meet design sL�nd�rJs.. <br /> Orificc Plale Dam�qed tir L'n�.ainq Contid device is noi wnikiny piopedy dur Io Plale is Ni plxe a�d works as <br /> , uussing,oul ol place,w bent oriBce pla�e. designud. <br /> �.__^ <br /> Ob.imc�ion:; My hasli,deb�i�.srnfiment.or vegetalion Plale is hee ol all obs�meGons <br /> �bcking tlic�!ilc. �nci waks as desiqncKl. <br /> Ovrrllow I'ipe Obslruclions My liash w deluis blceking(or having Ihe Pip!!is hec•ol aA obs�rueticns <br /> po�enti:il ol blocking)Ihe ovedlow pipc. arxJ woiks as designed. <br /> Pd:minle Sce'Closed Dclention Syslems'StandarJs No.3 Sce'Cbsed Delenlbn Syslems' <br /> SlarxLvcls No.3 <br /> Catdi Docin ;ee'Catch F3a;iru Slandaids No.5 See'Catrh Dasins'StancfaNs <br /> No.S <br /> ( <br /> 9/!!9fi 1998 Sud:xe Wa�er Design hia�mal <br /> A-1 <br />