SW7070717_Modification_20120323

CCDENR
North Carolina Department of Environment and Natural Resources
Division of Water Quality
Beverly Eaves Perdue Charles Wakild, P.E. Dee freeman
Governor Director Secretary
Mr. Doug Twiddy, Manager
Twiddy Family Partnership, LLC
P.O. Box 369
Corolla, NC 27927
Subject: Stormwater Permit No. SW7070717 Modification
And Ownership Change
Hickory Ridge Subdivision
Low Density Subdivision
Dare County
Dear Mr. Twiddy:
The Washington Regional Office received a complete Stormwater Management Permit
Modification Application and Ownership Change Form for Hickory Ridge Subdivision on March
6. 2012. Staff review of the plans and specifications has determined that the project, as
proposed, will comply with the Stormwater Regulations set forth in Title 15A NCAC 2H.1000.
We are forwarding Permit No. SW7070717 Modification, dated March 23, 2012, for the
construction of the subject project.
This permit shall be effective from the date of issuance until rescinded, shall void Permit No.
SW7070717 dated August 7, 2007 and shall be subject to the conditions and limitations as
specified therein, and does not supersede any other agency permit that may be required.
If any parts, requirements, or limitations contained in this permit are unacceptable, you have
the right to request an adjudicatory hearing upon Written request within thirty (30) days
following receipt of this permit. This request must be in the form of a written petition,
conforming to Chapter 150B of the North Carolina General Statutes, and filed with the Office of
Administrative Hearings, 6714 Mail Service Center, Raleigh, NC 27699-6714. Unless such
demands are made this permit shall be final and binding.
If you have any questions, or need additional information concerning this matter, please
contact either Samir Dumpor or me at [phone].
A
Ld4
Regional Supervisor
Surface Water Protection Section
AH/sd: K:\SD\Permits - Low Density\SW7070717 MOD
cc: Michael Strader, PE, Quible & Associates, P.C.
Dare County Building Inspections
Joe Hurd, Town of Kitty Hawk
Ms. Kimberly Minton, PO Box 1389, Manteo, NC 27954
Washington Regional Office
North Carolina Division of Water Quality Internet: www.ncwaterqualitv.ore
943 Washington Square Mall Phone: [phone] One
Washington, NC 27889 FAX [phone] NoffliCay�r�yollina,
An Equal Opportunity/Affirmative Action Employer —50%Recycled/10% Post Consumer Paper N{q.`�`,741

State Stormwater Management Systems
Permit No. SW7070717 Modification
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
STATE STORMWATER MANAGEMENT PERMIT
LOW DENSITY DEVELOPMENT
In accordance with the provisions of Article 21 of Chapter 143, General Statutes of
North Carolina as amended, and other applicable Laws, Rules and Regulations
PERMISSION IS HEREBY GRANTED TO
Twiddy Family Partnership, LLC
Hickory Ridge Subdivision
Dare County
FOR THE
construction, operation and maintenance of a 30% low density subdivision in
compliance with the provisions of 15A NCAC 2H A 000 (hereafter referred to as the
"stormwater rules') and the approved stormwater management plans and
specifications, and other supporting data as attached and on file with and approved by
the Division of Water Quality and considered a part of this permit.
The Permit shall be effective from the date of issuance until rescinded and shall be
subject to the following specific conditions and limitations:
I. DESIGN STANDARDS
1. Each of the 23 lots in this 10.96 acres residential development is limited to a
maximum of (see attachment "A") square feet of built -upon area, as defined by
the stormwater rules, and as indicated in the approved plans.
2. The overall tract built -upon area percentage for the project must be maintained
at 30%, per the requirements of Section .1005 of the stormwater rules.
4. No piping shall be allowed except those minimum amounts necessary to direct
runoff beneath an impervious surface such as a road or under driveways to
provide access to lots.
5. Runoff conveyances, such as roadside swales and perimeter ditches, must be
vegetated with side slopes no steeper than 3:1 (H:V).
6. Approved plans and specifications for projects covered by this permit are
incorporated by reference and are enforceable parts of the permit.
II. SCHEDULE OF COMPLIANCE
Roadside swales, vegetated areas and other vegetated conveyances shall be
constructed in their entirety, vegetated, and be operational for their intended use
prior to the construction of any built -upon surface, per the approved plans.
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State Stormwater Management Systems
Permit No. SW7070717 Modification
2. During construction, erosion shall be kept to a minimum and any eroded areas of
the swales or other vegetated conveyances will be repaired immediately.
3. The permittee shall at all times provide the operation and maintenance
necessary to operate the permitted stormwater management systems at
optimum efficiency to include:
a. Inspections
b. Sediment removal.
C. Mowing, and revegetating of the side slopes.
d. Immediate repair of eroded areas.
e. Maintenance of side slopes in accordance with approved plans and
specifications.
f. Cleaning and repair of catch basin grates, flumes, piping, and the flow
spreader mechanism.
4. The permittee shall submit to the Director and shall have received approval for
revised plans, specifications, and calculations prior to construction, for any
modification to the approved plans, including, but not limited to, those listed
below:
a. Any revision to the approved plans, regardless of size.
b. Project name change.
C. Transfer of ownership.
d. Redesign or addition to the approved amount of built -upon area or to the
drainage area.
e. Further subdivision, acquisition or sale of the project area. The project
area is defined as all property owned by the permittee, for which
Sedimentation and Erosion Control Plan approval was sought.
f. Filling in, piping, or altering any vegetative conveyance shown on the
approved plan.
5. The Director may determine that other revisions to the project should require a
modification to the permit.
The permittee is responsible for verifying that the proposed built -upon area does
not exceed the allowable built -upon area. Once the lot transfer is complete, the
built -upon area may not be revised without approval from the Division of Water
Quality, and responsibility for meeting the built -upon area limit is transferred to
the individual property owner, provided that the permittee has complied with the
requirements of Section 11.12 of this permit.
The permittee must certify in writing that the project's stormwater controls, and
impervious surfaces have been constructed within substantial intent of the
approved plans and specifications. Any deviation from the approved plans must
be noted on the Certification. The permittee shall submit the Certification to the
Division within 30 days of completion of the project.
8. The permittee shall submit all information requested by the Director or his
representative within the time frame specified in the written information request.
10. All roof drains must terminate at least 30' from the Mean High Water mark.
11. Deed restrictions are incorporated into this permit by reference and must be
recorded with the Office of the Register of Deeds prior to the sale of any lot.
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State Stormwater Management Systems
Permit No. SW7070717 Modification
12. Recorded deed restrictions must include, at a minimum, the following
statements related to stormwater management:
a. The following covenants are intended to ensure ongoing compliance with
State Stormwater Management Permit Number SW7070717
Modification, as issued by the Division of Water Quality under NCAC
2H.1000.
The State of North Carolina is made a beneficiary of these covenants to
the extent necessary to maintain compliance with the Stormwater
Management Permit.
C. These covenants are to run with the land and be binding on all persons
and parties claiming under them.
The covenants pertaining to stormwater may not be altered or rescinded
without the express written consent of the State of North Carolina,
Division of Water Quality.
e. Alteration of the drainage as shown on the approved plans may not take
place without the concurrence of the Division of Water Quality.
f. The maximum built -upon area per lot is (see attachment "A") square feet.
This allotted amount includes any built -upon area constructed within the
lot property boundaries, and that portion of the right-of-way between the
front lot line and the edge of the pavement. Built upon area includes, but
is not limited to, structures, asphalt, concrete, gravel, brick, stone, slate,
coquina, driveways, and parking areas, but does not include raised, open
wood decking, or the water surface of swimming pools.
g. Filling in, piping or altering any 3:1 vegetated conveyances (ditches,
swales, etc.) associated with the development except for average
driveway crossings, is prohibited by any persons.
h. Filling in, piping or altering any vegetated area associated with the
development is prohibited by any persons.
i. A 30' vegetated buffer must be maintained between all built -upon area
and the Mean High Water line of surface waters.
j. All roof drains shall terminate at least 30' from the Mean High Water
mark.
13. The permittee must submit a copy of the recorded deed restrictions within
30 days of the date of recording.
14. The Director may notify the permittee when the permitted site does not meet one
or more of the minimum requirements of the permit. Within the time frame
specified in the notice, the permittee shall submit a written time schedule to the
Director for modifying the site to meet minimum requirements. The permittee
shall provide copies of revised plans and certification in writing to the Director
that the changes have been made.
15. Prior to transfer of ownership, the swales must be inspected and determined to
be in compliance with the permit. Any deficiencies will be repaired or replaced
prior to the transfer.
16. The final plats for the project will be recorded showing all required swale
easements and common areas, in accordance with the approved plans.
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State Stormwater Management Systems
Permit No. SW7070717 Modification
III. GENERAL CONDITIONS
1. Failure to abide by the conditions and limitations contained in this permit may
subject the Permittee to an enforcement action by the Division of Water Quality,
in accordance with North Carolina General Statutes 143-215.6A to 143-215.6 .
2. The permit issued shall continue in force and effect until revoked or terminated.
3. The permit may be modified, revoked and reissued or terminated for cause. The
filing of a request for a permit modification, revocation and reissuance, or
termination does not stay any permit condition.
4. The issuance of this permit does not prohibit the Director from reopening and
modifying the permit, revoking and reissuing the permit, or terminating the permit
as allowed by the laws, rules, and regulations contained in Title 15A of the North
Carolina Administrative Code, Subchapter 2H.1000; and North Carolina General
Statute 143-215.1 et. al.
5. The permit is not transferable to any person or entity except after notice to and
approval by the Director. The Director may require modification or revocation and
reissuance of the permit to change the name and incorporate such other
requirements as may be necessary. A formal permit transfer request must be
submitted to the Division of Water Quality accompanied by the appropriate fee,
documentation from both parties involved, and other supporting materials as may
be appropriate. The approval of this request will be considered on its merits, and
may or may not be approved. The permittee is responsible for compliance with
all the terms and conditions of this permit until the Division approves the permit
transfer.
6. The issuance of this permit does not preclude the Permittee from complying with
any and all statutes, rules, regulations, or ordinances imposed by other
government agencies (local, state and federal) which have jurisdiction. If any of
those permits or approvals result in revisions to the plans, a permit modification
must be submitted.
7. The permittee grants permission to DENR Staff to enter the property during
business hours for the purposes of inspecting the stormwater control system and
it's components.
8. The permittee shall notify the Division of Water Quality of any name, ownership
or mailing address changes within 30 days.
Permit issued this the 23rd day of March, 2012.
NO TH C ROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
--------------------------------------
for Charles Wakild, PE, Director
Division of Water Quality
By Authority of the Environmental Management Commission
Permit No. SW7070717 Modification
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State Stormwater Management Systems
Permit No. SW7070717 Modification
ATTACHMENT "A" OF SW7070717 Modification
Lot #
Area of lot
Allowable BUA / Lot
In square feet
in square feet
1
15,346
4,230
2
15,040
4,146
3
15,040
4,146
4
15,040
4,146
5
15,000
4,135
6
16,501
4,549
7
15,000
4,135
8
15,008
4,137
9
21,675
5,975
10
23,374
6,443
11
16,916
4,663
12
15,535
4,282
13
15,263
4,208
14
17,149
4,728
15
15,030
4,143
16
15,055
4,150
17
15,055
4,150
18
15,055
4,150
19
15,572
4,293
20
29,034
8,004
21
16,734
4,613
22
16,707
4,606
23
19,638
5,414
Page 6 of 6