20180307 Ver 2_Request for Add Info_20180524

WberRmourcmu
swv/=v*"s,mi , f�v^u`,
ERWHINIMIR
Charlotte Water
A7 -FN - Nicole Bartlett
5l0OBrookshire Blvd,
Charlotte, NC 28216
Subject/ REQUEST FOR ADDITIONAL INFORMATION
Stevens Creek Truck Sewer Phase l
Dear Ms. Bartlett:
R0TCUQPER
K|/CHAELS KE6AN
^.,m.
Ly�0A[ULPEyyER
DVVR#I8-D3O7v2
Mecklenburg County
On May 17, 2018, the Division of Water Resources (Division) received your revised application,
with additional plans received May 2l,2Ol8[requesting aMajor Variance from the Goose
Creek Riparian Buffer Rules for the subject project. The Division has determined that your
application is incomplete and cannot be processed. The application is on -hold until all of the
following information is received:
2. Page 7ofthe application carries the signature ofJason Marshall. |norder for the agent
t0sign the application, an agent authorization form is re4oUred. DVVR received an agent
authorization form with the 4Dlapplication for this project, hOvveverthatforrnw/asmot
signed byCity ofCharlotte. Please submit ofully executed agent authorization form.
2. Under Section [Ofthe application, calculate the amount ofmitigation required
(permanent impact x3).
5. Under Section E,Demonstration ofNeed for 8Variance:
a. Under #1itstates that DIP will beused atstream crossing locations and where pipe
cover exceeds 2U'. Please include language that the DIP will extend 1Ofeet oneither
side of the crossing or to the first manhole and that DIP will be used within 50 feet of
wetlands.
i Provide the width ofthe construction corridor and the width ofthe
permanent maintenance corridor.
ii. It would be helpful to know the total length ofthe sewer line in the buffer,
broken out how much will beDIP and how much will bePVC.
iii, it would also be helpful to enumerate hnvv many stream crossings the
variance request includes. | would recommend listing the total number,
including how many Ofthe old channel and how many ofthe new chiamne[
��ol'Northrarolina|Environmental Quality|Waternmourees
unMail SeviceCenter | omeiukn"voCarolina 27699 -/*17
919 8076300

18-0307 v2
Request for Add info
Page 2 of 3
b. Amexplanation ioprovided for #1, however #2-6 are marked "not applicable for this
request". Variance requests must meet all ofthe hardships listed. Please provide am
updated sheet with explanations for every hardship listed.
4. Under the Alternative Mitigation Plan:
a. Include the length of stream feet involved in the restoration.
b. Include details refloodplain connection — what size flood event now vs. after
restoration will reach the floodplain, how much of the floodplain, will be
reconnected for the IU-yeorstorm, etc.
c. Provide more details about the package plant that isbeing taken offline. Permitted
flow, average actual flow, relevant effluent limits, etc.
d. Include where the proposed sewer line istaking the sewage; will it discharge outside
Ofthe goose creek watershed? To8nexisting plan Oranew plant?
e. Include any details you have re#ofseptic failing or#requesting connection.
f. During the meeting it was mentioned that the Stevens Creek watershed was
targeted in theTK4DL, however nodetails were provided. Please include details re
this watershed being targeted in the TK4DL if it is in fact targeted in the TK4DL.
Onthe maps provided 5-2I,18Lthe "proposed Stevens Creek TOB (by otherJ"layer isn't
showing up; please make sure the proposed TOB is clearly shown on all the maps. It
would also bepreferable tnnot show the 5[Yand 30/buffer tomake the drawings easier
to read.
a. Sheet 4. It appears that osmall portion Ofthe proposed PVC sewer line iswithin 5O
feet Ofawetland. Please clarify whether the proposed sewer line is5Ofeet away
from the edge of the wetland polygon, whether DIP will be used or whether a
variance will be sought from the 02Trules.
b. Sheet 5. The profile view shows DIP ona section ufpipe however the plan view
shows PVC. Please update the plan view toindicate DIP tomatch the profile view.
[. Sheet b. The profile view shows DIP on two sections of pipe however the plan view
shows PVC. Please update the plan view tOindicate DIP tomatch the profile view.
d. Sheet 7. The entire section on both the plan and profile indicate DIP will be used.
Please confirm this is correct.
e. Sheet 10, The profile view shows DIP unasection Ofpipe however the plan view
shovvoPVC. Please update the plan view zmindicate DIP tomatch the profile view.
f. Sheet 12. It appears that portions of the proposed PVC sewer line is within 50 feet
ofawetland, Please clarify whether the proposed sewer line is5Ufeet away from
the edge nfthe wetland polygon, whether DIP will beused urwhether avariance
will besought from the 02T rules
Pursuant toTitle I5ANCA[028.0606,the applicant sh@Ufurnish all gfthe above requested
information for the proper consideration ofthe application. Ifall 0fthe requested information
is not received in writing at the address below within 30 calendar days of receipt of this letter,
the Division will be unable to process the application and it will be returned,

18-0307 v2
Request for Add info
Page 3 of 3
Please be aware that you have no authorization under the Goose Creek Riparian Buffer Rules
for this activity and any work done within the riparian buffer may be a violation of North
Carolina General Statutes and Administrative Code.
Please contact me at [e-mail] if you have any questions or concerns.
Sincerely,
Karen Higgins, Supervisor
401 & Buffer Permitting Branch
cc: Jason Marshall, GHD, Inc. (email)
Alan Johnson, DWR MRO (email)
Laserfiche
Filename: 180307v2 Steve nsCree kTru ckSewerP hase I (Meckl en bu rg_Goose—MV—H old