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HomeMy WebLinkAboutDWR Comments•• �' �'', � �r � �r . M � w � ^ � �r � . w w . � . �, � "« �I� 1� ����t� ��, �;��� �r�. � M� .�"'i i. i� NI�' Tc��� �r��raar� H�a�st�s�s, Kurmle��6�ara� � Fr�aa��; Dav� Wanwcha, l'�C Lbavisi�c� ca�"4�'ater R,�s�wrces, Wimst�am �a1�o�r� Re�io�al Qf�i�e ���' �ubjec�; S�ccrpan� cc�rmarre��s on prr�p�sed sic��walk �rru�rsrravern�ents ai�an� i'hilVig�s Av�nu� in Ciuilf�rd C�uraty, �"ed�r�i Aid f'�crjecR �'eia. TA:P-�M7�8(? I), 'T"�P �caj�ct �So. L7-553�8; "v�w"B5 46297.2.�� Refer�ruce yau�r coa�re�paaru�erwce d�ti�d Mar�6� 18, 2i71� in �,rh�ch yct� r��uested! �o�rirnenfis %r tf�e above refere���dl pro�ject. P�elarn:in��r �na�ysis c�fthe pr,aj�ca revea�ls th� �ar�t�nti�l fo�° t��a➢t��le �rn��cts to str�ar�as an� j��o�di�tierm�l ruetl�r�ds i:n k➢�e �araje�� a�•e�. �rtore s}��ci�c��l�, "r����t� to. Strea�ru l�fa��c �i�r�er B�s�� Str�arr� Cl�ssi�c�t�a�(s) St�c�m ind�x �p��,�) Listi�rg Nu �n� ber L6T to I'v'Iuiddy �ape T'��t' '4�'S-V; iVS'� 1(-11-1�-�-� na� Cre�k �"�" to "�lat�h ��pe F'�ar WS-V„ I��1�1 lEa-V ll-14�1 yes �uffaul�a �rcek �'urtFaer i�vesti�aii�ans a�� a hi�her r�es�alwt��n sh�r�zl�3 I�e und�r�ake� t�a v�rify t�r� pres�mc� af �a�E�e�r skrean�s and/c�r .l'�arisdi�t"r�a�al �w°�tl�nds in ah� �re�. Irn the ewent that a�� j��ris�uct�¢�n�:I �r��s ar� i�1���itaed, th� �Y�visic�� af �Jater R�sawrc�s r�€���sts tl��t �:�rrrlley-�-1c�rr� c�ns�der �h� fcall�v«�in�, �nvurc�m�enfial issu�s %ar tkae prca�os�d pca�jiec�: �raaje+c� ��ecific �Car�camerntis: Mu��y arud IV�atl� �uff�lp �reeks ar� '�V�-'V and N�'�'' �r����s ofth� '�tati�e. �'h� N�L7'��'�, is w�ry cc�nc�rn�d �ith s�di��ru� ar�d erosicrr� inr�pac�s �l�at cou�d result fr°ai� ttazs p�°crject. Th� 1tiICT�V�r'It r�cors�r�aend� ��ak k���hly pq-�t��tuve se�lianea��t arad e�r�asic�r� c�,�t��al Btr�IPs kae u��plers�ei7ted ac� redu�e t}�� �isk �fi"nutriea�4 �-ua�crfl�ta N�w��y �n� I"�+��-th l�ui�"alo Cre�k. ,�dlc�i�ianalfly, t� ��reet th� r�s��ai�re��rem�s �f'T����`JT's NF�TT�7ES perrnit fi�1+C�f}(��7�5fl, the ]"»1��'UVI�, r�gu��ts that raad desi�n p�ar�s ��av�de t�-eatrnent aft�ue �tcsrr� w�t�r rn�n�ff thra�wgl� be�x enan�g�rm�nt p��actices �� detaiV'�d in k�e rnast rece�i v�rsion af kV�� �"���th C�rr^�lrna ���rartrrrerri o�`�Trcr�as�ac�rtcatian �"t���nwat��° f�'�,�t .��'�n�rger�r�rrt Pract�cr�.s^ 1 ac�ltiox na�n ua1. �. Y��rtt� �wff�Vaa �Cr��k i� �n the 3q3(c9) la�� af irrtip�ur��➢ r���ea�s of kh� �t�te f'trr m�l�ipl� �aara�et��rs. Ti�� �fC[�'w�'I�. G�s very �once�nec� raa�ttq s�dim�crt axa�i e�-c�s�ar� �mp��ts ��a� cou�d resul� �r�m this prajeci. T't�� i',r�L�Vi^'R rec�cr�rnren�� t���t th� znast �ra��ctive sedirnent aa�ci ���c��ic�n carntr�al I�M:�'s �e im�alepn�nted ia� a�ccrrrll�a�uce wrth f��s��n ��'t�arrrl�rr�s in ��rasitiv� �6'�t��sa"���s {l�A 1'�D�'AC C��B .{i1�4) �o red�ce the r�sk �aff�rther itr�p�irr�erat �F Nart� C�azf�°°�slr� Cre�k. 3. T'his praj�ct is �Htht"n tl�� .��rcia� La�C� "Watersh�d. Rip��ria�n �u�`fiee irr�pact� shall b� �voic�e�d an� rt�u�uir�ized �c� tl�e gre�tes� ��ctez�t ��assib9e �urs�►am� ta 1 SA �?CA,�: 2B .4��7. �]�w dev�l��aan��t activit�es Itrca�ed' in th� pr�t�ce�d' S�J-focrt wide rip�rL��tu ar�as wi��di� tla� b�sera ��rals l�e l�rrtited tr� "uses" ����rtifi�d wi��a�r� a�r�d constru�ted or� �cc�ard�n�� wait� � S A i�D�r1C .C?2�3 .�26'7. i��ff�r truiti�atip�u rrn�y I�e r��uired fa�r ba�ffer vrnpac&s 1�1i d��dl ���uic� ��n#er, Ftaleigih, C��srth Car�li�na �76�9-1617 �tn�c�e: 9"19-��I7-6��� 1 InCernet: .nc��a�r,gav A�n E:qual C�ppar��Mmit��1A€firm�d6v�,hc46an �rmp�ays��r resultrrr� frcro►n act➢vities cl�s�ified �s "�Vlawalal� wLt3� �,iti�atoc�rv" wi��7�r� �¢�� <`T��le �f tla�s"' s�cti�� c��`ih� Bui'�`�r Ru��s ar reu�uure a v�rianc� unc3�r th� �u�f'�er �ui��. .� bu�'#e�° a��ti�atiaa� pl'�r�, i�nc��adir��, sase af t}�� i�Ic�nk� Car�luru� T�ivisi�an od' Mitig�ti�a� Servic�s, r�ust be praaid�c� �c� the NC��6� pric�r taa app�a-+aval �r�'th� '�J�t�r �►ta�lrty �e�ti�i��tLe,ru, ��ner�l P'roject �arn�mea�#s: 1. "�i�� enair�rri�entaV docurtae�at sh�rul�V pr�rvid� � de�a�lea1 and i��rniz�d pres�zu�a�ir�n cafi ��e }�rc�p�s�d `urmp�cts tea we�la�ds amd s�r�ams r�a�th �c�rrespondi�� a�appi:m�. ifi��nitig��ioru is r��ces�ary �� requur��G Vay �5A �I�AC' �H.��{9�a���, it �s p�°efcra�le t�r pres�nt � cor���ptu�0 (if no¢ timaliz�d� nro.itig;�tiar� �lan �rith ��� �nvi,a�cacr:anental dacer�enta�ra�. Appraprr�ate cnuti�atiai� plarrs �,ra9V b� ��r{u�red �rior ta� issuance �f a 4�}l Wat�r �u�li�ty C�rCo�c�tic�rti. 2. Ec�v�rcaa�a��a�ta1 ienpac� st�t�xne�t alt�rna¢ives sh�ll ��arusi�3er d�sig,t� criteri� �h�t r�ai�a�� khe ia�p��4s k�a st�'�earns a�d �w^�tU'ar�ds fa-�arra �tc�mn waker rw�ofi', �'h�s� alt�rnatives si���l i�clude zc�ad d�sigr�s that �llcaw f�a- �a-�axrr�ent c�ftl�� sfi�arm wat�r ru:�r�f"��hra�a�t� �r�st ma�u��ern�nt practic�s �� ��t�i��d i� the rr�c�st �ec�r�t v�rsi�n �f` NC'i�'+� Efi.'s x5��rrrrw�ater B�.st ��rrrcr�en��nt F�rac��rc�es �ara�al„ July 2��7, such as �ra�s�d swa��e�, bu�f�r a�re�s, �r�fva��za�d �c€�uc �r�les, r��en:tac�n b��ans, etc. A��a° �he sel�ct�or� �af tl�ie �r�ferred alt�ra�a�ive �r�d priar �o �n u�suance of`th� 4(�1 �at�r �7u�lit� �ertiifi'c��ian, tlqe N�T7�'J� is respectfi�BVy reanimded t�rat they wrrillll n�eed to dem�t�s�r�te th� av�ic��rrce �t��i xnin'u;miz��iat� �f ira�paets �� wetiaa�ds (and streams� tca the �ru�xir��urrr �x��n� pr�ctical. Irn acc�rdar�ce with t�� ��7�wu°canrnernt�;l' E�1a�a��ar�eru� Ccornnaassic3m's Ru��s (lSA hIC.�C 2kI.O5Q�aCh��, �niti�at��n will b� req�i��d f�ar i�mpacrts �� g,re�ter th�ra 1 acc� t�! �nr�tqa�u�s. I:� t9�e �v�nt tkrat ar�uti�,a�ia� is �equired, th� r�itu�atisrn pbar� sh�lll be desigm�cV t� repl�ce a�rpropriate last fwruct�arus �nd values. l�f�rt9� Cara��na �7ivisnorr �f iVC�t�gati€��n S�rvic�s rmay^ be ava�l�lal� for �s�is�anc� �ith �retlan� n�it�gat�cjn. 4. In a�c�rt8a�race �«^�t�u th� Envirc�mrru�ntal NCanagerme�� �sa�mra�s�can's �.�aVes �ll:�� ��AC ��d.t�5�6['�]), �i��ga�'s�n v�^i�l b�c r�qu�rcd ��ar irmpacbs c�E�r��t�;r tl�a� 150 line.ar ff�et t�a an�y sir��le sA��a�-i. Ct� tY�e evemt ��at �iti�a�i�rn is rec�uir�ci, th� ami�i��C�c�rr ���n sl�a�l la� dest�s��d t�a repY��e ��apra�ri�t� �a�t f�aat�cti�ras ar�r� �al�u�s. '�""�e ]Nc�rtl� ��rc�9:�r�a I�ivisaa�ra c�f �Vluti�atia�n S,erwices �r�ay 4�e avail�blc fc�r as:�istan�e �ikh s�rea�n �ota�ati�n. �. F'�t�axe �I�cutn�ntatucrr�, irucludin� th� 4i�� Wa¢�r ���ality �e�rti��tican Appl�caticar�, sh�L1 c�rw�in�ae �o ira�lu�� an at�rrrized Vistan� ofih� �rapns�d r-v�tl��d anct str�arn impac�s with co�rr�sp+�nd:i�g mapp�i��. �S. T�e filGT�I�i� is very caaavice�r,ecU �ith s�danaent amd erca�icrn impacts t1�at c�aa�ld vu��lt �rca� ��ris p.raj��t. 'i'�i� N!�T��T sha�l �ddr�ss these cor�cerrbs by des�ri�ain�; tl�� �amte�uti�l �:mpa�ts that m�;� c�c�u�° ka the acguati!c ���r�r�r�rrr�n�s �nd amiy rrti�i�ati�u� factc��s tlaat �wc�w]d re�uce the in�pac�s. ?. r�ct ��ualysis cafcum�Iative and se�:�rr�d�r�r irm}aac�s ��tic��r�ted �s a r�sulk �a�`this pr�aject is re�uired. 'g"9ic ty�e ��d det�a� of analysis siqall �c�nffirrrr� t� �he i*��' �ivisi�n caf Water R.�s�u�ce Pcalacy an �he assess��ena Q�° seccrtada.ry and cr�ama�ta�iv� irr�pac�s da�¢�d Ap�ri� lf�, 2��5�&. 8. °I"h� I�G���'�' is respe�tfislly remincled that al1 �r�pahc�s, i.�cluciie�� but ��at Iienat��E t�x larid�iru�, fill, exc�va�ian. ar��9 clearin�„ ac�d ri� r�p t�a j��aris�i��ican�l� w��la�ds, ��ta��arns�p a�r►►d ri�rarian ���'�'ers rye�d t�r be included in ��e fnal irn�ack calcaalatir�ns. 'I'hese ier�paa;ts, ern adclitaon ta� acry c�r�stn�ctic�n irnpaet�r t�cnp�rar� ar ��h�rwise, allsc� r�eed ta krc imclu�ied �s part c�E`th� �C➢fl '�N'at�� ����ity �ertificatior� Applic�ti�an. 9. �edim�nt aruci �r�sic�m ca�trql rn�asu��es s�au��d ar��� be p��c�d i� wetlan�ds car stv�ams. � �. £�crrro+�/wv�ste ar��� shc�u��l �vard �vetlarnds tc� ihe a�axum�rr� exx�nt �r�ctical. ��pacts �cr �weklands um b�rre,wlwast� a�re�s wvi11 ne�c� tra I�e �reserated irr nH�� �Q� "+Na��r Q�a�luty ��rti#ic��i�n ar�d cc�uld precuplhate c�r�uperasa��ary rriiti�at�can. ��. �'h� 4(ii 'i�Ja��r Quality G�rti�o��kic�n �pplflca�iat� r�ri31 rr��d fia spe�nfi�all� �tl�res� t�e prap�rsed rr��t}ac�cts f�r staarma�a���r mana�;er�en¢. 1VTare �p�cn:�cally, st�rrrnwater sh�lll nat be �ed°r,�ia#ed tc� da�c�aa��e dir�ct�y %ntc� str��rns ar s�rface wv�ters. 12. B�ser�' on al�� irrfarmatiar� pre�en4ed aru t�� d�cr�au�a�nt, ��e rrra��i��ade of ir�apact.s t�a wuetlands ax�� s�re��ras r�ay recpui:ce a 1V�4��nvvide (TwiW) p�ramiti ap�ali��ti+am kt� ihe C;+ar�s �aFEmg�n��rs and carr�spercrd�:n� 4�!1 Wa�e� �u�Vity C�rtificaticar�. i'9�as� be ��dvis�� th�t a 4{� 1 Wa�e� Qu�ality �erti�uca�ic�n r�qu�res salis�acko� p��k�ctic�� c��`rn�ater q.u�lity� �cr ��sr��e tF�a� r��ter q�uality� �tar��ards are rmet at�d na vvetl�d c�u� strea�ra uses ar� lost. F���a1 perm°rt auth��iz��iom wr11 req�ir� tl�� subr�i�al a�ia faa-ana9 a�pplic�ti�ar� by the i��III:�+�T amd wri�Cen cc�rac��°e�ce fron� th� 1�GCI�"w�JJ�. T�lease he aw�r� th�t aray� apprava� vval� &�� cat�tin��c�� a� appropria�� avc�adarrce ar�d minartt�zati�ta �a�w�t�and and streacrn irnpac�s �c� t�e xnaxrrm�mq extent ���cti��l, t]�e deve���rr�errt o� am �ece��a�a1e stc�rr�w�t�r rnat��g�dnent �lan, and ��re inclu�sic�n ��"app��apr�ate mi�i�ati�n plans w�e�e a�prap�oate. 1�. It �ar�ccete us �sed durirr� cc�nstrwcli+�n, � clry w�rk: are� sha�1� �e rr�a�ntaan�cl ic� ��evec�t di��ct a�ca�tac� b�tw�en curiang c�r��r�t� �nd stre�rra wat�r. 1�+'ater that iryadver���tly ccr�ta�t� uncur�d cu�ncr�ete s�al� ��t b� disc��,a�g�d. kca s�r�'ace �+a��er� due tca ih�: ��rteru�ial fr�r �1�va��d p�fl and pca�s�ble ac�uatic 1if� and �i��u k�Gls. 14. Ti'tetrap�arary access r�ra�� ar detsauc�s are c+�nstructe�l', Rlhe �ii� s�ta11 be g,�aded to �ts ��°�ccamstrueti�an c�arut�+urs ar�d �1ev��i�c�s. T7i�tuvb�d ar�as �}��nl b� seed�d or mu�eh��l t�n s��bulize tfa� sc�il an� a�rpr�priat� m�t�ive wac�dy species shaVl be plante�. 'Wh�n �usar�� terrtp�d�°ary �truet�r�s �V��; �rea s�rail be cdeat�ed bwt ncr� �rubb�d. �lea�it�� the area w�ith c�ain saws, tncaw�ert�s, ��ush-h�rgs, c�r �th�r rryec}��nized er��i�rr�enR at�d l���in� �Ea� sturrups arrd r+�trt ma� i'.nnact allcsws tt�� are� t� r��r����tate matur�n�� ac��d ��►r�irmizes srail disi�rb�n�e. l5. [.�n��ss o��erwise �uti�crruz�d, pl�ce�raera� �r�'�uflv�rts and �th�r str�actu��s in �atea�s a�rd stre���s s9�a�ll be �Vac��l b�law th� �I�va�tian crfth� s�c�aanL�ed k�y c�n� f�at f'�r �V't cuVv��s �wit� a d��ra�et�� ��ea�er tfl�ar� 4� �r�ehes% ��d 2C� p�reent raf t�e cu�v��t �i�rn�ter ,f`�a� c�alv�rts ]�ar�i.an� a d��m�ter fless th�n �8 i�ches„ to ,ailar� �aw flaw p�ss��� a�`waker azrd aquati�c li�'�. ��sigru and placea�en� c��c�aC'vert� arsd a��ex �tr�act�r�s in��w�i.n� ternpor�ry er�sian c�rnixal rra�asur�s shall mcat b� �anc�uct�� in a a���raraer t}a�t rn�ay r�sul� 'tn tV'is-e�wi]abri�ata� o#"w�tG�n�1s €��° str�ambeds ar bar�ks, adjac�r�t tca �ar u��siream and e8cawnstr��m �sf"t}a� abc�ve stnuc�ures. The �p�lncat�t is required �r� pr�vid� evidenc� that �&�e ��r�ili:bri�u�m 'us bcir�� ru��ia�t�i�,ed if re�u�st��l i�r writing 4�y t}te l�f�"i7�:C. If tl��s coa�ditaara is �raabl� �cr b� r�et du� ta �a�c�ra�k a� �rt�re� ]Ht�iting features enca�n¢er�d durin� ca�ustruct��an, �rleas� carutac�ttl�� S�fC:I�W� ��� �s�ic�a�ce can hca�v �c� pr�ce�ci �rnd t�a �3e�ect�rtii�e vvheth�r c�r n�ak ���rrni� �r�aadi��;a�i�n wilt k�� areqa�ir�;�6. N 6. if �nultiple pa�r�s ar E�a��ls �re re�uG�°ed, th�y sV��ll be desi�c��d tv mi�ac ��t�u�-�� str��ra� cross secticr�u as �la��ly as passible r't��➢udimg �'upes c�r b��rels �t fl�aad p�l�im �➢�va�i�rn, fl�a�ad�laan �aenches, aa�dfar sills rnay t�e �equie�d w�u��°� apprc�pr6�t�. We�enar�� t�e s����rr� char���l ��c�ul� �a� avcaucl��d. S��a�n chanr�el w��3��img at fih� inulen or �uatlet e��d af s�ructures typi�ally de�r�as�s wak�e- vellc��ity c��a�in� �edia�rre�4 �depos�kior� t,hat �eq�ra�res incr�a�s�c� �r��intenance �r�d d���°upti� �yua��c lif� pass�g�. fl 7. 1F F+aGar�d�tinr� ¢�srt bori��s ar�e n��essa�°y, it sha[1 b� riot�;d in t�e dacu�ner��. (,��at�chraica� �rrark is ���!rav�d ��1ei�r U�7�eral 4f�➢ �e�°ti�i,Gat:i�n �lurrah�r 3��3�"h�i�tucrnav��8e E'e�rr�it TJca. 6 fc�r Survey .Aet�viti�s. 1�. Se�ar�ner�t �rr� er�saar� cvn�rrr�1 xn�asures su��i�i�an� tca prot�c� wa��er r�s�au��es anust N�e �tr�pVemer�t�e�3 �r�� maintaan��l in acc�arci�un�� wik� th� rn�ast rec�ru4 v�rsaca� +afl'�or�h �arali:na �edirr�ent as�d �:ra�sirrn C;crntr�l P'Danr�in� and Liesi�m Mat���6 arud tt�e r��st recent v�rsi�aa� ca�'�iC����2,��!. l!�. a�11 v�at`}� �� �r adjia�cnk ��a str�arm wr��t�cs shaVl be condu�t�d nr� a dry wark �r�a. A�a�ar�v�d 13CvI�" rrue�su�r�s �`r�m �9�� erac�st �urrea�ti versinn �� t�e �*JC9�C?°T" �cansfirvcti�� and NDaittt�n��ce Activi�ies mant�al such as sand���;s, i•aac� ber�cr�s, c�ffe�dam� amd crther diversncsn steuct�ar�:s shatl b�c u�sed ta! prev�nt ex��v�t�ar� an fl�wi��� wate�°. 2�7. Whil� the use c�f 1'�(�tLar�al 4Vetl�nd �nv�r���ey (�lV�JI� maps,, �C: C;s�asta0 Re�io�a �"v�lua��an �i�"'4'4'etl�r�d Si�r�i�ca.r�c� Q�I�-�R�W�) �rra�� amd scail survey �na�ps are us��"iul too�s„ tl�e��• iu�h���n� iruaccuracies require tha� c�ual'i�ecl per�omm�1 pe�faa�tm ��site ��tl�nd delir�e�t�a�n�s p�rirar tca pe�ii ap�rc�val. � 1. �i�avy �quupn��r�t shc�uld be cap�ra��� �r�a� n�e ban.k rather t1roa�� iru s�reaa�n chaa�r�eVs i� �rde�• t� m�dn�rmiz� s�du`m�t���ti�ra� ae7c� re€�u�c� t}�e ]rkelihc��d �t ur�t�aducUn�; +�ther pc�llutants int� s�rearns. This eq�i�na�nt ��all b� inspectie� dailly and ro�ain�a�r�e�i ta� pr�ven� c�irnt�rr�ir7atu�n c�f �u�face vraters �rca�ru 1��9ein� ���ls, �iabric��ts, hydr��apu�; f��uid�, c�r �Ch�� ��xac ma�e�-ials. ��. Ei��prap sk��1l ruc�t h�e plac�d �r� the active thaGwe� chann�l c�r plac�ed in tk�e s�r�ambe� irr � c�an��e that pre�lud�s a��a�aRic �'tf� �a;s�a�e. f3ic��t`r��raee�at�� bt�uld�rs crr s�r�c���es' should' h� pr�p�r�y d�si�neeV, sized and i�stal�ed. 23, Rap�ri!ar� ve�etat��r� (n�tzv� t�ces ar�d shr�t�sj sh�ll be pr�secv�d t�a �6�� m�ximucn �xfien� pvssable. F�,ip�ru�rtr v�g;et�t�+aza mwst t�e r�c;��alb�ished wuthi� th� carastructi,�rr licr�its c�ftl�� prc�j�ct by tlye �u�d r�fthe �ra�im� se�san f�Ilavaan� �canrupl�ticrr� ��"c¢arustr�a�;ti�,n. T1�ank y�r� fa�° req�estimg au� i��put a�� tlills ai�e. "T�e issuance a�" a 4i� V'V�u'ater Quallitv �"er�i�catican ���uires tha4 �pprap�°ia�e zr��a�u�res b� �rnstntu�ed ta �nswre that, w�ter �ualixy standards a�� rne� �n� d�si�u�a�ed �s�� are �at de�rad�d c+r 1�ost. Tf �°�ru �ave amy ��esti�rvs ar reqwi�e addikianai i�afcargn�tia�, gale�se c�rn4act �ave Wa�wc�ra �at (336�! '7"76-�i�!� or �a+�e.r,�anu�ha afncdenr,�c�v. ��d�ctrcrn�c c+�py ronDy distributian: I7�v� �ailey, �J�S Ar�,y� ��r�s �rf �aiwgiweers„ 1�alei�h Fi�ld ��`luce 1��: Uivasacaz� a�'ti�f�t�er F�es�wrc�s �iaV��gh ��ntr�l �ffu�e �ul� �;csPY