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AI'PGNDIX.A Ai,�INT7iNANCG RT:QUIRL•MGNTS POR PLOW CON7ROL,CONVGYANCC•,.'WD WQ FACILIi1LS <br /> NO. 2--INFILTRATION FACILI7lE.S <br /> I Maintenance Defect or Problem Condinons When Maintenance Is NeedeC Results Expected When <br /> � Component Maintenance Is Pertortned <br /> Infiliralion Pond Trash 8 Debds See'Detention Ponds'Table No. 1 See'DMenlion Ponds'Table No.1 <br /> General <br /> Poisonaus Vegetalion See'Delenlion Ponds'Table No. 1 See'Detention Ponds'Table No. 1 <br /> or Noxious Weetls <br /> Contaminarns and See'Detenlion Ponds"Table I�o. 1 Sce'DeteNion Ponds'Taule No. 1 <br /> Pollution <br /> Unmowecl Sce'Delention Ponds"Table No. 1 See'Delenlion Ponds'7able No. 1 <br /> Grass/Ground Cover <br /> Rodent Hcles See'Delenlion Ponds'Table No. 1 See"Detenlior Ponds'Tabie No.7 }p <br /> Insects See'Delention Pond,'Table IJo. 7 See'Detenlion Ponds'Table No. 7 <br /> Infillration Pond Erosion Sen'Detention Ponds'Table Nu. 1 See'Delenlion Ponds'Table No. 7 <br /> Side Slopes <br /> Infiltralion Pond Tree Growlh See'Deienlion Ponds'Table No.1 See'Detention Ponds'Table No. 1 <br /> Emergency <br /> Overllow Spillway <br /> and Berms cver 4 <br /> leel in heighl. <br /> Infillmtion Pond Rock Missing Sae"Detention Pond.s"Table No. i See"DeteNion Ponds'Table No. t <br /> Emer9ency <br /> Over9ow Spillway <br /> Infiliration Faciliry Sediment A percolation lest pil�ponds)or test of facility tir.diment is removed and/or facility <br /> Slomge Arca indiwles laciliry is only v.rorhing at 90°/of ils is deaned so ihat infltration system <br /> designed capabilities. If iwo inches or more v+orks accordine�to design. Ponds <br /> sNiment is present,remove. are reseeded if neccssary to wntrd <br /> erusion. <br /> � Inli9ration Facilily Sedimenl and De�ns By visual inspection,litlle or nu water Ilovr� Replaced gravel in rcek filter. <br /> Rock Fillets Ihrough f Iter dunng heavy rain stortns. <br /> �1f Applica6le) <br /> Infiltration Facility Sump Pilled with Any sedimenl and debns flling vault l0 10%of Clean out sump to design depth. <br /> Sump Sediment and Debris deplh from sump bottom m bottom ol outlet pipe <br /> (If Applia�Ule) a obstructinq Ilow into Ihe connedor pipe. <br /> InfdimLon Faciliry Filled with SeAiinent Sedimenl and debris fll bag more than'/z lull. Replaced filter ba9 or redesi3n <br /> Filler Bags and Debns 5ystem. <br /> (II Applicahle) <br /> Infllration Facility Sedimenl Remoae vfien 6'or more. Sediment cleaned out lo designed <br /> Pre-settling Ponds pond shape and depth or sedimenl <br /> and Vaults is removed from vaulL Ponds are <br /> reseeded i(necessary lo control <br /> erosiai. <br /> Nole: Sedimenf accum�dafion oI mom fhan 0.25 inches per year may indicate excessive erusion is occuning ups(ream o/the lacility or <br /> tha(conveyance sysfems are nof being propedy mainfained. The confribufing drainage area should be checked lor erosion pmblems or <br /> inadequafe maintenance o(conveynnr.e systems i1 excessive sedimenfation is rrofed in�n inlilfration lacility. <br /> Cbeck fwicu a}�e,�durirrq flrsf 2 ye:irs n/oper.v(ion:once a year flie2aRer. Clean manholes/cofch basins,repair damaged inlef�ouflefs, <br /> dnlm lmsh rachs. <br /> �Uli� .tiuri`.trc AA':nrr Ur.irn !.l;mn.d AppcnJn :A I/?4R005 <br /> \-i <br />