NCC222145_ESC Approval Submitted_20220613

Iredell County Planning & Development
Erosion Control Section
349 North Center Street
P.O. Box 788
Statesville, NC 28687
Date: April 131h 2022
LETTER OF APPROVAL WITH MODIFICATIONS
Nathaniel Hagedorn
NP BGO NC Park Statesville, LLC
4825 NW 4151 St., Ste. 500
Riverside, MO 64150
RE: Project Name: NC Park 40/77
Acres Approved with Modifications: 43.5
Project ID: STVLE-2022-074
Project Location: PIN 4755088835.000
Submitted By: Kimley Horn & Associates, Inc.
Date Received: April 8`h 2022
Plan Type: New
Dear Mr. Hagedorn:
This office has reviewed the subject erosion and sedimentation control plan. We find the plan to
be acceptable with modifications and herby issue this Letter of Approval with Modifications.
Modifications must be received in this office no later than two weeks prior to the project start
date. Failure to submit modified plans can result in a violation and fine under the Iredell County
Land Development Code. The Modifications required for Approval are listed on the attached
page. The Certificate of Approval issued by Iredell County must be posted at the job site. This
plan approval shall expire three (3) years following the date of this approval as is required by
Title 15A NCAC 4B.0129 and Appendix H of the Iredell County Land Development Code.
Title 15A NCAC 4B 0118(a) and Appendix H of the Iredell County Land Development Code
requires that a copy of the approved erosion control plan be on file at the job site. Any
amendments and/or revisions to the approved plan must be reviewed and approved prior to
implementation in order for the site to remain in compliance. Failure to submit plans for approval
may result in administrative actions and/or penalties as indicated in the Iredell County Land
Development Code. Also, this letter gives notice as required by G.S. I I3A-61.1(a) and Appendix
H of the Iredell County Land Development Code, of our right of periodic inspection to insure
compliance with the approved plan.
Iredell County's Sedimentation Pollution Control Program is performance -oriented, requiring
protection of existing natural resources and adjoining properties. If, following the

Letter of Approval with Modifications
NC Park 40/77
April 13"' 2022
Page 2 of 4
commencement of this project, it is determined that the erosion and sedimentation control plan is
inadequate to meet the requirements of the Iredell County Land Development Code and the
Sedimentation Pollution Control Act of 1973, (North Carolina General Statute 113A-S 1 through
66), this office may require revisions to the plan and implementation of the revisions to insure
compliance with the Act and Code.
Acceptance and approval of this plan is conditioned upon your compliance with Federal and
State water quality laws, regulations, and rules. In addition, local city or county ordinances or
rules may also apply to this land -disturbing activity. This approval does not supersede any other
permit or approval. It is the responsibility of the applicant to obtain all other required permits or
approvals.
As of May 1, 2019, all new construction activities are required to complete and submit an
electronic Notice of Intent (NOI) form requesting a Certificate of Coverage (COC) under the
NCG010000 Construction Stormwater General Permit. This form MUST be submitted prior to
the commencement of any land disturbing activity on the above named project. The NOI form
may be accessed at deq.nc.gov/NCG0L Please direct questions about the NOI form to Annette
Lucas at [e-mail] or Paul Clark at [e-mail]. ncdenr.gov. After you submit a
complete and correct NOI Form, a COC will be emailed to you within three business days. As of
May 1, 2019, a $100 fee will be charged annually. This fee is to be sent to the DEMLR
Stormwater Central Office staff in Raleigh.
Please note that this approval is based in part on the accuracy of the information provided in the
Financial Responsibility Form, which you provided. You are requested to file an amended form
if there is any change in the information included on the form. In addition, it is required that this
office to be notified of the proposed starting date for this project. Failure to notify this office of
the starting date may result in a Notice of Violation and civil penalty. As required in the
approved plan construction sequencing, please schedule a preconstruction conference with our
staff prior to land disturbing activity.
Your cooperation is appreciated.
Sincerely,
Jonathan Williams
Erosion Control Inspector II
Enclosures: Modifications
Fact Sheet on the New NCGO1 Permit
Permit

Letter of Approval with Modifications
NC Park 40/77
April 131h 2022
Page 3 of 4
MODIFICATIONS REQUIRED FOR APPROVAL
Project Name: NC Park 40/77
Project ID: STVLE-2022-074
County: Iredell
Reviewed by: Jonathan Williams
Required changes are designated as "RC" under legal authority from NC
General Statutes Chapter 113A Article 4 and the Iredell County Land
Development Code.
Suggested changes are designated as "SC" for improvement of the plan.
1. Provide a copy of all updated deeds or proof of sale of all properties within the limits of
disturbance showing NP BGO NC Park Statesville, LLC prior to any land disturbing
activity. —RC
2. Close off stream crossings with silt fence when not in use. —RC
3. In the Construction Sequence Phase 1 Step 1, remove Gaston County and include
language to schedule a preconstruction meeting with the City of Statesville and Iredell
County Erosion Control prior to land disturbing activity. —RC
4. Ensure all basin baffles are extended to the basin sidewalls. RC
5. Ensure there are 3 baffles between the diversion entry point and the skimmer. —RC
6. Install diversions or berms to ensure as much of the drainage area as possible drains to
the back end of the basin opposite of the skimmer so that minimal sheet flow occurs to
the skimmer side. —RC
7. Turn up silt fencing at the basin outlets so treated water can discharge from the limits of
construction unobstructed. —RC
8. Leave baffles in the basins in phase 2 until the majority of the drainage area is stabilized
and permission is given from erosion control to convert to BMPs. -RC
9. Mark slope drain locations on the plans. —RC
10. Correct the disturbed acreage in the erosion control section of the stormwater report from
44.5 acres to 43.5 acres. -RC
11. Have uniform labeling of the erosion control blankets. Labeled as "EC" in the key but
some locations are labeled as "EB" on the plans. —RC
12. Ensure the limits of disturbance do not encroach on City of Statesville stream buffer
requirements unless permitted to do so by the City. —RC
13. Provide a seasonal seeding detail. —RC
14. Label the sediment basin number on the calculation sheets in the stormwater report. —RC
15. Adjust Basin 4 skimmer orifice size to 4 inches to dewater the required volume of
68,598ft3 in as close to 3 days' time (2.87 days) possible. —RC
16. Adjust Basin 4.2 skimmer orifice size to 2.25 inches to dewater the required volume of
20,934ft in as close to 3 days' time (3.1 days) possible. —RC

Letter of Approval with Modifications
NC Park 40/77
April 13Ih 2022
Page 4 of 4
17. Adjust Basin 6.1 skimmer orifice size to 0.75 inches to dewater the required volume of
2,2603 in as close to 3 days' time (3.02 days) possible. —RC
18. Adjust Basin 6.2 skimmer orifice size to 1.25 inches to dewater the required volume of
4,788ft3 in as close to 3 days' time (2.65 days) possible. —RC