NCC205139_ESC Approval Submitted_20201125

Iredell County Planning & Development
Erosion Control Section
349 North Center Street
P.O. Box 788
Statesville, NC 28687
Date: October 9`h 2020
LETTER OF APPROVAL WITH MODIFICATIONS
Andrew McDonald
True Homes USA
2627 Brekonridge Centre Dr.
Monroe, NC 28110
RE: Project Name: Hidden Lakes Phases 6, 7 & 8
Acres Approved with Modifications: 72
Project ID: STVLE-2020-029
Project Location: PIN 4733233340.000
Submitted By: Bloc Design, PLLC
Date Received: September 30'h 2020
Plan Type: Revised
Dear Mr. McDonald:
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. 1 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
commencement of this project, it is determined that the erosion and sedimentation control plan is

Letter of Approval with Modifications
Hidden Lakes Phases 6, 7, & 8
October 91h 2020
Page 2 of 4
inadequate to meet the requirements of the Iredell County Land Development Code and the
Sedimentation Pollution Control Act of 1973, (North Carolina General Statute I I3A-51 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 March 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
NCGO10000 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 CIark at [e-mail]. After you submit a
complete and correct NOI Form, a COC will be emailed to you within three business days.
Initially, DEMLR will not charge a fee for coverage under the NCGO1 permit. However, on or
after 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. Please notify us when you
plan to have a preconstruction conference.
Your cooperation is appreciated.
Sincerely,
Jonathan Williams
Erosion Control Inspector II
Enclosures: Modifications

Letter of Approval with Modifications
Hidden Lakes Phases 6, 7, & 8
October 9`h 2020
Page 3 of 4
MODIFICATIONS REQUIRED FOR APPROVAL
Project Name: Hidden Lakes Phases 6, 7 & 8
Project ID: STVLE-2020-029
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 statement from Dependable Development, Inc. granting permission to True
Homes USA to perform land disturbing activity on parcel 4733233340.000. —RC
2. Provide a copy of the Floodplain Development Permit from the City of Statesville prior
to any land disturbing activity in the flood plain. —RC
3. Add language to the Erosion Control Notes that all land disturbing activity will be done
in 20 to 25 acre phases. To disturb additional acreage will require the same amount of
disturbed area to be stabilized. —RC
4. Add phasing lines on the site plan for each 20 to 25 acre phase and add reflective
language to the construction sequencing. —RC
5. To be granted coverage under the NCG01 permit, all basins with a drainage area of 10
acres or greater are required to have riser structures. Add riser structures to Basins 3 & 4
and provide detail..- RC
6. Turn silt fencing up at Basins 3 & 5 at the skimmer outlets so that the treated basin
discharge leaves the site through undisturbed ground. —RC
7. Show the construction entrance for Stage 1 at the Batten Ridge Drive stub -out. If not
being used for a construction entrance in Stage 1, close access off. —RC
8. Adjust Basin 1 skimmer orifice size to 2.75 inches in Stage 1 to dewater the required
volume of 37350 ft3 in as close to 3 days' time (3.02 days) possible. —RC
9. Adjust Basin 1 skimmer orifice size to 2.5 inches in Stage 2 to dewater the required
volume of 28152 ft3 in as close to 3 days' time (2.76 days) possible. —RC
10. Adjust Basin 2 skimmer orifice size to 2 inches in Stage 1 to dewater the required volume
of 19206 ft3 in as close to 3 days' time (3.22 days) possible. —RC
11. Adjust Basin 2 skimmer orifice size to 2.5 inches in Stage 2 to dewater the required
volume of 28458 ft3 in as close to 3 days' time (3.05 days) possible. —RC
12. Adjust Basin 3 skimmer orifice size to 2 inches to dewater the required volume in as
close to 3 days' time (Stage 1 - 3.13, Stage 2 - 3.12 days) possible. —RC
13. Adjust Basin 4 skimmer orifice size to 2.5 inches in Stage 1 to dewater the required
volume of 27774 ft3 in as close to 3 days' time (2.72 days) possible. -RC
14. Adjust Basin 4 skimmer orifice size to 2.25 inches in Stage 2 to dewater the required
volume of 24984 ft3 in as close to 3 days' time (3.02 days) possible. —RC

Letter of Approval with Modifications
Hidden Lakes Phases 6, 7, & 8
October 91h 2020
Page 4 of 4
15. Adjust Basin 5 skimmer size to 3 inches and orifice size to 1.5 inches in Stage 1 to
dewater the required volume of 7812 ft3 in as close to 3 days' time (3.01 days) possible.
RC
16. Adjust Basin 5 skimmer size to 3 inches and orifice size to 1.25 inches in Stage 2 to
dewater the required volume of 5094 ft3 in as close to 3 days' time (2.82 days) possible. -
RC