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APPENDIX A MAIMFNANCE STANDARDS FOR PRIVATII.Y MP.IM'A1NED DRA[NAGE FACll.IT1ES <br /> N0. 10-CONVEYANCE SYSTEMS(PIPES& DRCHES) <br /> — Maintenance Dofact Conditiom When MaiManane�Is Neadad Results ExpeMed Whsn <br /> �� Componmt Maintenanro Is Pertormed <br /> Pipes Sediment 8�abris AccumWated sadment that exceads 20%of Ma Pipe deaned of ail sedimant <br /> _ _ diameter of the pipe. and debris. <br /> Vegetadon Vegetatlon ttiat raduces free rtwvemanl ol water All vepetadon removed so waler <br /> through pipes. flows(reety Nrough ptpes. <br /> Damaged Protective coatlng is damaged:ntst is causing Pipe repaired or replaced. <br /> more than 50%deMdoratbn to any part of pipe. <br /> My dont thal decreases the aoss section aroa of Pipe repaired ot replacad. <br /> P�Pe bY more Man 20'K. <br /> Opan Ditrhes 7rash 8 Dehris Trash and debrfs exceeds 7 cublc toot par 1,000 Tnsh and debris deared trom <br /> squa�ateetotditchendslopes. �';iches. <br /> Sediment AccumWated sediment that exceeds 20%of the Ditch deaneN flushed ol al� <br /> � desic,�depth. sediment and debds so that it <br /> matchea dasign. . <br /> Vegefa6on VegeWEon that reduces tree rtwvement of water Wataz Aows freely Uvough <br /> throtgh dRches. ditches. <br /> � Erosion Damage to Sae'Ponds'Standard No.t See'Ponds'Standard No. 1 <br /> Slopes <br /> Rock LSning Out oi Maintananco person can see�aEve sdl beneath Replece rocks M design <br /> Ptzce or Mlssing(11 the rock lining. sLvidards. <br /> Appl{cabia). <br /> Catch Basins See'Cnich Basins:Shandard No.S See'Catch Ba51ns'Standard <br /> No.5 <br /> / Dehris Bartiero See'Debris Bartiers'Standard No.6 See'Debris 6artiers'Star+dard <br /> � (a.g.,Tresh Rack) No.6 <br /> NO. i1 -GROUNDS(LANDSCAPING) <br /> Maintenanea Deleet Condilfans Whan Malntenance Is Needad Rosutts Expacted When <br /> Component Malntanance Is PeMormad <br /> Genera! Weads Waeds growing in more than 2096 0l the landscaped Weeds pre.^.ent In less than 5% <br /> (Nonpoisonous) area(trees and shrubs ordy). ot the landscaped area. <br /> SafetyHazard Anypresanceofpoisonivyorolhorpoisonous Nopdsorausvegetadon <br /> vegetation. present In landscaped area. <br /> Trash or Litter Papor,cans,botUes,totaling more than t cubic foot Area Gaar of Iitter. <br /> • within a landscaped area(lr¢es and shnibs only)ol <br /> 1,1W0 squaro IeeL <br /> Trees antl Shrubs Damaged LimSs or parls of trnes or shrubs that are spltt or Trees and shiubs with less Nan <br /> brok�an whith aNect mora than 25%ol fha tolal SYe of totel fotlage with split a <br /> loliaqo ot tha heo or shrub. broken lirbs. <br /> � � Trees or shrubs thal have been bbwn down or Trea or shrub in place Irea of <br /> knccked over. InJury. <br /> Traos or shrubs which are not ad¢quetely supported Tree or shrub in place and <br /> or are leaning over,causing exposura cf the roats, adaqualety supported;remove <br /> any dead or diseased Vees. <br /> ( <br /> 1998 Sarfaee Water Design Manu�l 9/1/98 <br /> A-9 <br />