SW3180302_180420 NCDEQ Comment Response Letter NCC172039_20180423

1927 S. Tryon St, Suite 3101927 S. Tryon St, Suite 3101927 S. Tryon St, Suite 3101927 S. Tryon St, Suite 310
Charlotte, NC 28203Charlotte, NC 28203Charlotte, NC 28203Charlotte, NC 28203
PHONE [phone]PHONE [phone]PHONE [phone]PHONE [phone]
Date April 20, 2018

NCDEMLR
Environmental Quality Department
1612 Mail Service Center
Raleigh, NC 27699

Re: 1st Submittal Comments
Main Street Station
8200 Waxhaw Highway
Waxhaw, NC 28173
Union County
BE # NCC172039
SW Permit # SW3180302

Dear NCDEQ:

Bohler Engineering is pleased to submit on behalf of H&H Holmes, the revised Stormwater Quality Plans
for Main Street Station located at 8200 Waxhaw Highway, Waxhaw, North Carolina. The following is
our comment response letter addressing comments received from NCDEQ dated April 9, 2018. Each
comment is addressed and responded to as follows:

NCDEQ Comments

Comment 3: Multiple plan sheets with the same sheet number, C-403
Response 3: This has been updated.

Comment 5: Pond 1:
A) vegetated shelf slope on the plan view does not appear to scale to 6:1
B)DA/BUA not consistent between calcs, plans, and SWU-101
Response 5: A) Vegetated shelf slope on plan view has been delineated with elevation spots at
bottom and top of shelf to reflect required slope. See sheet C 404
B) Calcs, plans, and SWU-101 consistently show all required information correctly

Comment 6: Pond 2:
A) vegetated shelf slope on the plan view does not appear to scale to 6:1
B)DA/BUA not consistent between calcs, plans, and SWU-101
C) Plans show a 1.5” orifice, calcs show 1.75”
Response 6: A) Vegetated shelf slope on plan view has been delineated with elevation spots at
bottom and top of shelf to reflect required slope. See sheet C 405
B) Calcs, plans, and SWU-101 consistently show all required information correctly
C)Plans have been corrected to show 1.75” orifice. See sheet C 405

[Recipient’s Name]
[RE: To what this letter refers]
[Date]
Page 2 of 2

Should you have any questions regarding this project or require additional information, please do not
hesitate to contact me at [phone].

Sincerely,

Bohler Engineering

Michael Theberge, Project Manager