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1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />18 <br />19 <br />20 <br />21 <br />22 <br />23 <br />24 <br />25 <br />26 <br />27 <br />28 <br />29 <br />30 <br />31 <br />32 <br />33 <br />34 <br />35 <br />36 <br />h a opt e rs 6 .(2 15, subpa rt 4„tErr a n d 6 11. 2,1 3, ,s b pa rit <br />proceed until approved by t fie cornririissioner _See Li re 8. <br />Figure 8. Riprap Guidelines <br />Riprap Guidelines <br />Above OHWL get local <br />government unit permit <br />Regulatory <br />flood <br />protection <br />elevation <br />Below ORWL: get DNP <br />permin or permission <br />OHWL <br />cZwer <br />Filter <br />1 <br />3 <br />Finished slope below 01-1WL most <br />be less than a 1,3 ratio <br />rk orit(:)ut <br />s t ruction or re pia ce rn e n of roc 1,‹ ri r a rpi, e a i i g a IIII s„ and ot r e rosion cont ro <br />st:ri1„1 (sutures wit:flair) irri panel: z,orie aond the W a ter quality irripar,,ft z,one are allowed witri a <br />pernifit: consistent with provisions of section 117 148(j)(6) (conditions of land alteration <br />rovided that: <br />project: Irld des work at or below tile (HVV the co nirinissir)orieor has already <br />a op op roved or ope r rn itted tihe proect. <br />2,. lEhe stp„rctUres are useri orily trti correrrt a ri established erosiori p ort)blerin as determined <br />y the City of kanrlsEoory. <br />hesize and ext ent of the st ruct 1.1 re 5; are run inronru urn n e c ess a ry to correct: the E?rc:)srun <br />r„ror,:ilerri and are not largEr or than thr followirig unkss a profErs,sir)rital engine e or <br />d e rn i ne,s a ti a a rge r st r et: ri re is needed ocor re cir thee orc scorui p ro title rn <br />) Ft et aini rig walls rn fist riot exceed five feet oonu fir?'Oligint arid orin jsrOt bEr placed ;a Ornirr00000rTi u pp) <br />horizontal dist ra oric e of ten feet apart; arid <br />(ii) Riprab 0000n ust not exceed the h e0000p fit of lh e regi„„rulatory t kiod protecitiort elevation. <br />c. R,,epair cYf exist:in g rock riporap„ retainirig walls, aftri cithE'?r e rosion on t orotstar ot t.ire,s abovehr <br />0 W„„„, does not regt„tire a per rnit provided it does not: involve ariy lane] alt:eration under <br />section 117,1, <br />Storrn water manager ?at. <br />a OO rut t tie bluff pact: z r stor \A/at& rn a nage rnerit facilities are bri bit,:ed 'cept: by <br />ioer rn1: iOf: <br />"There a re rio a ROO e r:rt at ives for st:o r rn water t reat ririe nt: o istsi thebl t.J ff orti pa ct zo one <br />on su bEict: S OOOOtOe <br />2. title sirte gerterating our U IrTIOuff is desi g riled so ithrat t,:he artiotrinut of runoff on tile <br />bOOt„elf innpac:t zone S re 1„„J Ced to t 111 el great el St ext e nt ra ct ica PI e; <br />-IT e construction art operatic:trill of title fa ci ity does not affect stope stabtoFty oon <br />t:hesubjE000rct pro tie rity o r: a dila e e tiro e rit ies; a rid <br />!VI itigatic)rt base tiA oorm the be St a v a ila e eoorugi riErE,r r 000 rig a rid g e C) lOgtCal rna ct i es is <br />r e i rtitid a rt d a p pli e (1 to eli rn i op a t: e 0 Or i psi i ze t e risk, of slop tir fa i ti re. <br />b. 000n the water: quality ionnipact zoiporle„ developertent that creates new irun pervky s surface, a-s <br />ial-lowed,,by exemption in section 117-148(1) (exemptions), 0000nfuthy reconstructs existing, <br />rti perviotis an rface of ornate than 11.0,000 sq Li a re feet rep t„„i re s a sto000r000rn w a te r perrn it 0000r <br />a op p rove d &tor nr) water pia n 1V11 i„J ip pase 'trails arid sidewalks a re e.x.erroopt if t e ore is <br />down gradient: vegetation or: a fil:teor strip that is atti i t f hie 'fr?,elt wide. <br />Page 112 of 158 <br />