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! <br /> ; w���%u�ewum <br /> ' `%'�►`� � i�Y='- Operation and Maintenance <br /> STORMWATER <br /> � SOLUTIONS_ <br /> The Stormwater requirements for treating runoH in <br /> compiiance with the Clean Water Act. <br /> Management StormFilter° <br /> Through independent third party sWdies, it <br /> ' Vault, Cast-In-Place, and Linear Units has been demonstrated that the StormFilter <br /> � is highly efiective for treatment of (irst (lush <br /> flows and for treatment ol (low-paced 11ows <br /> � Importanh These guidelines should be used during the latter part of a storm. In general, <br /> as a part of your site stormwater the SlormFiller's efficiency is highesl when <br /> managernent plan. pollutant concentrations are highesL The <br /> j primary non-point source pollutants targeted <br /> 1 Description for removal by the StormFilter are: <br /> The Stormwater Management StormFilter0 suspended solids (TSS), oil and _:rease, <br /> (StormFiller) is a passive (low-through, solubie metals, nutrients, organics, and <br /> % stormwater filtration system. The system is trash and debris. <br /> comprised oi one or more vaulls thal house <br /> rechargeable, media-filled, filter cartridges. Sizing <br /> � The SlormFilter works by passing The StormFiller is sized to treat the peak <br /> stormwater through the media-fllled flow o( a water quality design storm. The <br /> cartridges, which trap particulates and peak flow is determined (rom calculations <br /> adsorb malerials such as dissolved metals based on the contributing watershed <br /> and hydrocarbons. Once filtered through the hydrology and from a design storm <br /> media, the Ireated stormwater is directed to magnitude set by the local stormwater <br /> a collection pipe or discharged into an open management agency. The particular size of <br /> channel drainage way. a StormFilter unit is delermined by the <br /> �umber of fiiter cartridges (see Figure 1) <br /> The StormFilt�r is offered in multiple required to lreat this peak flow. <br /> configurations, including vault, linear, catch <br /> basin, manhole, and cast-in-place. The The (low rate through each filter cartridge is <br /> vault, linear, manhole, and catch basin adjustable, allowing control over the amount <br /> � modeis utilize pre-manufactured units to o(contact time between the influent and the <br /> ease the design and installation processes. filter media. The maximum flow rate <br /> The cast-in-piace units are customized for through each cartridge can be adjusted to <br /> larger flows and may be either covered or behveen 5 and 15 gpm using a calibrated <br /> uncovered undergro�md units. restrictor disc at the base of each filter <br /> cartridge. Adjustments to the cartridge fiow <br /> Purpose rate will affect the number of cartridges <br /> The StormFiller is a passive, flow-ihrough, required to treat the peak flow. <br /> stormwater filtration syslem designed to <br /> improve the qualily of stormwaler runoff <br /> from the urban environment before it enters <br /> receiving watenvays. It is intended to <br /> (unction as a Best Managemenl Practice <br /> (BMP) to meet federal, slate, and local <br /> � �U <br /> �.2006 CONT[CH Slamualcr Solutions Tolb(ree�.800.548.d667 7 019 <br /> , rc�trc�ubrni..alcrcom \'a'vItCIPPn4Llne'r�lormFlllerOperalionantlAlalnlonaOceGuiCollne5 <br />