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straanu. Carrboro also has standards for intermittent streams <br /> irhpr @is the County does not 6 3 C <br /> A-11 I <br /> approved Zwaion contro.t plan: Water shalt be retaiyeed or <br /> detained be6ore it enteors any nattmat watercourse in order to <br /> 9 p&eaenve the natwuct hydro-dynamics o6 the watercourse and to <br /> prevent seduneatation. <br /> e. Limit Land-Disturbing Activity ty - .the area o 6 dis twr bance by <br /> dev opmcnt be az zmaU as pumttica.t. <br /> rd. Land APtencrrtions - no grading, cutting on 6.ieting shah be <br /> commenc i enoeon and sedimentation co►�.trot devices have <br /> ben .insta.tted between the disturbed area and water bodies, � <br /> watercourses, weteands, of adjoining p,%ope#,iied. j:! <br /> e. Wettand Protection - wettands and other water bodied shah not be <br /> Mid as sea tkaps during deveN.opment.J. Maintenance Re uucements and Responscb - enob.i.on and <br /> se In entattDn 6acAXAUeA 6naU nec ceve regutax maintenance to ensure <br /> .I <br /> that they continue to junction ptopeh t y. Temporary badin6 i <br /> shat.t be.eteaned out when they ake 6itted to 6i6ty (50) percent <br /> o6 their dee.ign capacity. i <br /> i g. Ao�ti6iai�r2 Watercaursed - any arti6iciat wAtAr-ouhde (where the i; <br /> nee U emondtnat shaft be designed i <br /> .igned eanadet ng so.0 type sa � <br /> that the vetoeity o6 6.tow .cs low enough to prevent aeceterated <br /> e/wa.ian. <br /> i� <br /> h. SuAAeA Area Requikement6 - do.i.L and pottutants caoror ied ovektand, i <br /> plrun nom ra traits, and/or tread-disturb ng activities, ; <br /> can be e66ectivety trapped by Leaving a %dot ivety undisturbed <br /> atrip o6 vegetation pwra,t.tet and adjacent .to .the,wcttvLP-OuA4e. <br /> Property managed oveVatnd water 6.tow can be directed into this I <br /> bu65er area in a manner that wi.0 reduce velocity and cause <br /> I d ie peu i on o6 the uaten. Sediments cask ied by the wate2 wiU <br /> f settle out as a re6utt o6 this stowing and dispens.ion pwoeess. <br /> The width o6 .these bu66er aneab shalt depend.an the type o6 .6&eam <br /> or docaLmSe. area. The width o6.the bub6er st&14m shatrt be as E <br /> 6o.ttows: <br /> 1. Ckeeks and tributaries - (.i.e., permanent streams 6•towLng <br /> t y wuveu ty Lake and pamanent s.tAeams ltowtng <br /> .into such streams). Measure wrong a tine running penpe ufieutan <br /> to the edge aj the itoodpta n. (ar .i6 no 6.toodptain has been <br /> demcuccated, the center o6 the stream) 6'i6ty beet 6x°m the edge <br /> o6 the 6.toodptain (ox .i6 no 6t.aadpta.in beta been demwtcated 6fwm <br /> the edge o6 the water) plod an addctionat distance equal to: <br /> 4 x.slope x '100 <br /> where "6tope" is exp&essed as.a percentage deorived by divi.dulg <br /> by 100 the h,Ue in elevation betueen the 6toodpZa.L> bou uj=y <br /> tine (or .i6 no 6toodptain had been demarcated, the cententirie <br /> o6 the watercouue) and a point one huruired beet 6rom that po.urt <br /> i atong the above-descUbed penpendicm&A ruse. <br /> I i <br /> 2. IiiteAmirttent zt,%eama 6towiltS into Meeks and •tr.ihutar.ies. <br /> A easuAe ong a ►e %uiuw1g perpeJL uza t�e ce,titeitz te <br /> i o6 the .intvwztteit stream 6.i6ty beet Gram such s•tneam <br /> centv tuie. <br /> - ..•.�+v±Lir.i:t-• ~-:f� •t�Wi�,•:SS�:�n-.•�.� y rev.-_y:..- _....- .—;4::..r. ���.�".v..- � _ ��,��_.__���".. <br /> l l .a-�° �s.. _ ,gyp x`��..i�'-�'•.1�.T.::ro`:•�..K _ �v .-. <br /> �..� .c3pC$. ��. �y,;r....�µ y R •+�..� i... R., °-� � 5��:nc. _z vi..� <br /> �':' � .�;,�.`' ,tee �`�. r��•:•, �.... `. <br /> rt� n.:+fig=.b ,ry;�5d' !�`.: vey�z �, 7R•`'. �u-...per:- .a �:.•.: <br />