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HomeMy WebLinkAbout20150931 All Versions_Buffer Memo_20160803Water Resources ENVIRONMENTAL �UALITY Memo io: File From: Donna Hood ?�r4ug�� Am � Cha mar V� y � Date: July 29, 2016 Re: I-4750AA Buffer impacts P_1"I :�1�'�:RORY 1)��NA1,1) R VAN DEK VAART �,,-;._ � S JAY LIMMF,KMAN As p�rt��ns to the buffer i�npaats Cancerr�iHg ihe I-4T50AA proje�i: 3 Itin�ra�y� �ertairiing to the public rne�tiny h�id �n Cc�rnelius, NC or� May 9, 2G12 and May 10, 20'!2 stated NC DOT would use the existinG right of way t� b:.�ild the project On or aboui Aprii 2014; an in p�rson meeting with DWR and DOT-NES, dis�ussed the 2007 DWR buffer guidance memo (see attached) At that time, it was deaded that the I- 5405 pro�ect fell within the existing use clause of the memo and there would be no buffer impacts I�formational Meet�ng for Resource Agencies on 7;7/2015- a) Design team exp�esseci utiiization of avoidance and mmimization to avoid bufFer impacts, descnbed as optimization of use of the existing transportation facility and staying within those constrainis—therefore, no new impacts to the buffers 4 NCDOT and DWR conference cafl over buffer impacts and hazardous spili basin Notes from brief conference call w�th DWR on VVednesdav, Auqust 5, 2015. a) Wf�atever activity DOT is doing in the existing transportation facility is exempt b) Bu�fer wou!d be drawn on the caussway, they v�ould stop prior to the exit�ng transportation facility c; Reiterate hardship� in the app!���ation, s:ach as di�ficu:tyf impracticability of treat:ng stormwater off bridge/ need/ hazards of deck drains d; .iu�:!fy �ift��ui#�es o* haz���!ous s�;�l basms 1617 Mail Service Center, Raleigf�, IVorth Carolina 27699-1617 Phone 919-807-63001 Internet www ncdenr gov An Equal Opportunity 1 Affrmabve Action Employer 5 There was no place to construct hazardous spill basins on any of the causeways without abandoning avoidance and minimization precedent already set and employing egreaious amo;ants of b�!fFer impact�. Based on historical c�nversations, plans submitted that shovved no impacts oUtside of ihe existing corridor on the causeways, the buffier rules did not ap�ly Hazardous spills basins were not added because of the enormoUs buffer/surface water impacts required to construct them