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� . . <br /> OPERATION . <br /> .������ <br /> MANAREM'gN`T INC. <br /> �� <br /> � The Stormwater (BMP) to meet federal, state, and local <br /> ,� requirements (or treat3ng runoff in <br /> � Management StormFilter compliance with the Clean Water Act. <br /> � � Cast-ln-Pface, Procast, and Linear Units Through independent third party studies, it <br /> ' has been demonstrated that the StottnFilter <br /> � � Irnportanf: These guidelines should be usod Is highly effective for treatmont of (irst flush <br /> as a part of your slte sformwafer flows and for troatment of flow-paced Flows <br /> management plan. during the latter part of a storm. In c�eneral, <br /> the StormFilter's efficiency is highesl when <br /> Desct'iption pollutant coticentrations are highest. The <br /> 1 pri��ary non-point source poliutants targeted <br /> The Stormwater Management StormFilter� for removal by the StormFilter are: <br /> � (StormFilter) is a passive, flow-through, suspended solids (TSS), oil and grease, <br /> stormwater filtralion system. The system is soluble metals, nutrients, organics, and <br /> comprised o(one or more vaults fhat house trash and debris. <br /> c rechargeable, media•filled, filter cartridges. <br /> The StonnFiller works by passing Sizing <br /> stonnwaler ihrough the media-filled The StormFilter is sized to treat the peak <br /> � � , cartridges, which trap paiticulates and flow of a waler quality design storm. The <br /> adsorb materials such as dissolved metals peak Flow i�• determined from caiculations <br /> and hydrocarbons. Once fi�tered through the qased on the contributing watershed <br /> � media, the treated stonnwater is directed to <br /> ' ' a collection pipe or discharged into an open hydrology and irom a design storm <br /> channel drainage�vay. magnilude set by the local stormwater <br /> ` management agency. The particular size of <br /> The SlormFilter is of(ered in multiple a StormFilter unit is determined by Ihe <br /> confi urations, includin number of filler cartridges (see Figure 1) <br /> 9 g precasl, linear, required to treat this peak ilow. <br /> � catch basin, manhole, and cast-in-place. <br /> The precast, linear, manhole, and catch The floH� rate through each filter cartridge is <br /> basin models utilize pre-manufactured units adjustable, ailowing co�trol over the amount <br /> i to ease ihe design and installation of contact time between the influent and the <br /> processes. The cast-in-place units are filter media. The maximum flow rate <br /> customized (or larger tlows and may be through each cartridge can be adjusted to <br /> eilher covered or uncovered underground behveen 5 and 15 gpm using a calibrated <br /> units. <br /> ' resirictor disc at the base o( each (ilter <br /> Purpose cartridge. Adjustments to the cartridge ilow <br /> rate will affect the number of cartridges <br /> , The StormFilter is a passive, flow-through, required to treat the peak flow. <br /> stormwater iiltration system designed to <br /> improve lhe quality of storn-avater runoff 8aslc Function <br /> ; from the urban environment before it eniers The StormFilter is designed to siphon <br /> receiving �vatenvays. It is intended to storm�vater runoff through a filter cartridge <br /> function as a Best Management Practice containing media. r� variety of filter medi.. <br /> Stormwalrsr Managemenl, Inc.002004 StormFille• �peretion and Maintenance Guldellnes 1 of 9 ' <br /> i <br /> i <br />