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S'I'OItM�VA7'BR SITL- PLAN <br />1liGliS7 A ��'O011S CONDO�IINIU�15 <br />h1AY 20, 2003 <br />YAGB 10 <br />Qi�iP G2.60, Chcckdams: <br />Straw bale cl�eckdams �vill b�• used in all draiinage s�rales to re:luce dic vclocity of tlo�v <br />anJ trap sedimcnt. <br />BMP E2.7Q Oullet Protcction: <br />Riprap will be used to protect cvery stonn drainage outict. <br />E3MP E2.75, Riprap: <br />Riprap will be used along slopes grcatei than 10°/a in the bypassiintcrcepror ;��ales ro <br />protect acainst soil erosion. An altemate ti� riprap would be a ceut�xtile tabric tinnly <br />staked into die buttom of the trench. <br />SGDIJIGNT I2GTGNTION B�iP'S <br />I3i�1P E3.10, r��<<r rabric: <br />Filter fabric fencing will be used downstrcam of all construction. Piher il�bric tcncing will <br />also bc uscd aroimd thc protectccl wctlands and any soil stockpilc arcas. <br />[3MP E3.15, Stra�v 13a1c E3arrier: <br />During rnnstniction of the south access a straw bale barrier is proposed tu act as a dam to <br />restrict watcr irom flowin�; qirough thc construction arca. Water detained by the barrier <br />will be pumped around Ihe sitc. Straw b�lc barricrs could. be uscd as an alternatc to tiltcr <br />fabric fcncing. <br />Q�iP G3.20, F3rush Barricr. <br />This BMP is not proposed for this sitc. <br />BMP E3.25, Gravcl Filtcr 13cim: <br />Not proposcd for this sitc. Thcrc is a la�;k of n,atcriul on site to constn�ct it, and importcd <br />matcrial is cost prohibitivc. <br />13MP G3.30, Storn� Drain Inlct Protcctiun: <br />Therc are no existing stonn drainage inlets on the sitc. As the stonn system is installed, <br />die catch basins will be protected with tiltcr fabric. <br />f3NIP E3.35, Scdimcnt Trap: <br />Two sedimcnt traps arc proposcd tiir this sitc. It has been sizcd bascd on the 2 year runutt� <br />from their tributary ,irc,�s .uid ihc rcyuircmcnts ol ihc CGM �4.�nual. <br />NOK'I'H TR:�P: <br />RUNOFP CALCUL:\"f10�': <br />This basin has a tributa�y :irea of 1.52 acres. The ground cover has been taken as <br />tillcd carth. <br />L�nd Usc CN r\rea (_�� <br />[3arc L.�rth 9-} 1.�2 <br />.i ���r.;c,�a,��nu;�»�aw��a.s�:en�,�.;,�r,�nocc��n��u�ssrm<)ncocDWHlsrm <br />