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1 <br /> NO.8-ENERGY DISSIPATERS <br /> ----- ----------- <br /> Maintonance Defect or Problem Conditions When Maintenance is Needed Results Expected When <br /> Component Maintenance Is Performed. <br /> Site Trash and debns Trash and/or debris accumulation. Dissipater clear of trash end/or <br /> debris <br /> Contaminants and Any evidence of contaminants or pollution such Materials removed and disposed of <br /> pollution as oil,gasoline.concrete slurries or paint. _ according to applicable regulations. <br /> Source control BMPs implemented if <br /> appropriate. No contaminants <br /> present other than a surface oil film <br /> Rock Pad Missing or moved Only one layer of rock exists above nahve soil in Rock pad prevents erosion. <br /> Rock area five square feet or larger or any exposure of <br /> native Boll <br /> Dispersion Trench Pipe plugged with Accumulated sediment that exceeds 20%of the Pipe cleaned/flushed so that it <br /> 111 <br /> sediment design depth. matches design. <br /> Not discharging water Visual evidence of water discharging at Water discharges from feature by <br /> properly concentrated points along trench(normal sheet flow. <br /> condition is a'sheet Bow"of water along trench). <br /> Perforations plugged. Over 1/4 of perforations in pipe are plugged with Perforations freely discharge flow. <br /> debris or sediment. <br /> Water flows out top of Water flows out of distributor catch basin during No flow discharges from distributor <br /> "distributor"catch any storm less than the design storm. catch basin. <br /> basin Receiving <br /> R area over- Water in receiving area is causing or has No danger of landslides. <br /> saturated potential of causing landslide problems. <br /> Gabions Damaged mesh Mesh of gabion broken,twisted or deformed so Mesh is intact,no rock missing. <br /> structure is weakened or rock may fall out. <br /> Corrosion Gabion mesh shows corrosion through more than All gabion mesh capable of <br /> Y.of its gage. containing rock and retaining <br /> designed fonm. <br /> Collapsed or Gabion basket shape deformed due to any All gabion baskets intact,structure <br /> deformed baskets cause. stands as designed <br /> Missing rock Any rock missing that could cause gabion to No rock missing <br /> loose structural integrity. <br /> Manhole/Chamber Worn or damaged Structure dissipating flow deteriorates to%or Structure is in no danger of failing. <br /> post.baffles or side of original size or any concentrated worn spot <br /> chamber exceeding one square foot which would make <br /> structure unsound. <br /> Damage to wall. Cracks wider than%inch or any evidence of soil Manhole/chamber is sealed and <br /> frame.bottom.and/or entering the structure through cracks.or structurally sound. <br /> top slab maintenance inspection personnel determines <br /> that the structure is not structurally sound. <br /> Damaged pipe joints Cracks wider than V.-Inch at the joint of the No soil or water enters and no water <br /> inletroutlet pipes or any evidence of soil entering discharges at the joint of inlet/outlet <br /> the structure at the joint of the inlet/outlet pipes. pipes <br /> NO.11-GROUNDS(LANDSCAPING) <br /> Maintenance Defect or Problem Conditions When Maintenance is Needed Results Expected When <br /> Component Maintenance is Performed <br /> Stir Any trash and debns which exceed 1 cubic foot Trash and debris cleared from site. <br /> per 1,000 square feet(this is about equal to the <br /> amount of trash it would take to fill up one <br /> standard size office garbage can). In general, <br /> there should be no visual evidence of dumping. <br /> Noxious weeds Any noxious or nuisance vegetation which may Noxious and nuisance vegetation <br /> constitute a hazard to County personnel or the removed according to applicable <br /> public. regulations. No danger of noxious <br /> vegetation where County personnel <br /> or the public might normally be <br /> Contaminants and Any evidence of contaminants or pollution such Materials removed and disposed of <br /> pollution as oil,gasoline,concrete slurries or paint. according to applicable regulations. <br /> Source control BMPs implemented If <br /> appropriate. No contaminants <br /> present other than a surface oil film. <br /> Grass/groundcover Grass or groundcover exceeds 18 inches in Grass or groundcover mowed to a <br /> height. height no greater than 6 inches <br /> Trees and Shrubs Hazard Any tree or limb of a tree identified as having a No hazard trees in facility <br /> potential to fall and cause property damage or <br /> threaten human life A hazard tree Identified by <br /> a qualified arborist must be removed as soon <br /> as possible. <br /> Damaged Limbs or parts of trees or shrubs that are split or Trees and shrubs with less than S <br /> broken which affect more than 25%of the total of total foliage with split or broken <br /> foliage of the tree or shrub. limbs. <br /> Trees or shrubs that have been blown down or No blown down vegetation or <br /> knocked over knocked over vegetation. Trees or <br /> shrubs free of injury <br /> Trees or shrubs which are not adequately Tree or shrub in place and <br /> supported or are leaning over causing exposure adequately supported:dead or <br /> of the roots. diseased trees removed. <br /> I <br /> I <br />