SW4100201_Permit_20100421

State Stormwater Permit
Permit No.SW4100201
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
STATE STORMWATER MANAGEMENT PERMIT
HIGH 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
Mocksville Development Group, LLC
Proposed Sheetz Parcel
U5 Hwy 601, Mocksville, Da vie County
FOR THE
construction, operation and maintenance of a bioretention cell in compliance with the provisions of
15A NCAC 2H .1000 and S.L. 2006-246 (hereafter referred to as the "storm water 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.
This permit shall be effective from the date of issuance until April 20, 2020, and shall be subject to the
following specified conditions and limitations:
I. DESIGN STANDARDS
1. This permit is effective only with respect to the nature and volume of stormwater described in
the appli -ation and other supporting data.
2. This stormwater system has been approved for the management of stormwater runoff as
described in Section 1.6 of this permit. The stormwater controls have been designed to handle
the runoff from 104,980 square feet of impervious area.
3. The tract will be limited to the amount of built -upon area indicated above and per the
approved plans.
4. All stormwater collection and treatment systems must be located in either dedicated common
areas or recorded easements. The final plats for the project will be recorded showing all such
required easements, in accordance with the approved plans.
5. The runoff from all built -upon area within the permitted drainage areas of this project must be
directed into the permitted stormwater control systems.
6. The following design criteria have been provided and must be maintained at design condition:
a. Bioretention Cell for drainage area #1 as per the attached approved Bioretention Cell
Supplement dated January 4, 2010.
b. Receiving Streams/River Basin: Bear Creek / Yadkin -Pee Dee Basin
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State Stormwater Permit
Permit No.SW4100201
d. Stream Index Numbers: 12-108-18-(3)
e. Classification of Water Body: "WS-IV"
II. SCHEDULE OF COMPLIANCE
The stormwater management system shall be constructed in its entirety, vegetated and
operational for its intended use prior to the construction of any built -upon surface.
2. During construction, erosion shall be kept to a minimum and any eroded areas of the system
will be repaired immediately.
The permittee shall at all times provide the operation and maintenance necessary to assure
the permitted stormwater system functions at optimum efficiency. The approved Operation
and Maintenance Plan must be followed in its entirety and maintenance must occur at the
scheduled intervals including, but not limited to:
a. Semiannual scheduled inspections (every 6 months).
b. Sediment removal.
C. Mowing and revegetation of slopes and vegetated filter.
d. Immediate repair of eroded areas.
e. Maintenance of all slopes in accordance with approved plans and specifications.
f. Debris removal and unclogging of outlet structure, orifice device, flow spreader, catch
basins and piping.
g. Access to the outlet structure must be available at all times.
4. Records of maintenance activities must be kept and made available upon request to
authorized personnel of DWQ. The records will indicate the date, activity, name of person
performing the work and what actions were taken.
5. The facilities shall be constructed as shown on the approved plans. This permit shall become
voidable unless the facilities are constructed in accordance with the conditions of this permit,
the approved plans and specifications, and other supporting data.
6. Upon completion of construction, prior to issuance of a Certificate of Occupancy, and prior to
operation of this permitted facility, a certification must be received from an appropriate
designer for the system installed certifying that the permitted facility has been installed in
accordance with this permit, the approved plans and specifications, and other supporting
documentation. Any deviations from the approved plans and specifications must be noted on
the Certification. A modification may be required for those deviations.
7. If the stormwater system was used as Gn Erosion Control device, it must be resto ed to design
condition prior to operation as a stormwater treatment device, and prior to occupancy of the
facility.
8. Access to the stormwater facilities shall be maintained via appropriate easements at all times.
9. 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 any item shown on the approved plans, including the stormwater
management measures, built -upon area, details, etc.
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, lease or sale of all or part of the project area. The
project area is defined as all property owned by the permittee, for which
Sedimentation and Erosion Control Plan approval or a CAMA Major permit was sought.
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State Stormwater Permit
Permit No.SW4100201
f. Filling in, altering, or piping of any vegetative conveyance shown on the approved
plan.
10. The permittee shall submit final site layout and grading plans for any permitted future areas
shown on the approved plans, prior to construction.
11. A copy of the approved plans and specifications shall be maintained on file by the Permittee
for a minimum of ten years from the date of the completion of construction.
12. 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.
III. GENERAL CONDITIONS
L. This permit is not transferable except after notice to and approval by the Director. In the event
of a change of ownership, or a name change, the permittee must submit a completed
Name/Ownership Change form, to the Division of Water Quality, signed by both parties, and
accompanied by supporting documentation as listed on page 2 of the form. The project must
be in good standing with the Division. The approval of this request will be considered on its
merits and may or may not be approved.
2. The permittee is responsible for compliance with all permit conditions until such time as the
Division approves the transfer request.
3. Failure to abide by the conditions and limitations contained in this permit may subject the
Permittee to enforcement action by the Division of Water Quality, in accordance with North
Carolina General Statute 143-215.6A to 143-215.6C.
4. The issuance of this permit does not preclude the Permittee from complying with any and all
statutes, rules, regulations, or ordinances, which may be imposed by other government
agencies (local, state, and federal) having jurisdiction.
5. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance
conditions, the Permittee shall take immediate corrective action, including those as may be
required by this Division, such as the construction of additional or replacement stormwater
management systems.
6. The permittee grants DENR Staff permission to enter the property during normal business
hours for the purpose of inspecting all components of the permitted stormwater management
facility.
7. The permit issued shall continue in force and effect until revoked or terminated. The permit
may be modified, revoked and reissued or terminated for cause. The filing of a request for a
permit modification, revocation and re -issuance or termination does not stay any permit
condition.
8. Unless specified elsewhere, permanent seeding requirements for the stormwater control must
follow the guidelines established in the North Carolina Erosion and Sediment Control Planning
and Design Manual.
9. Approved plans and specifications for this project are incorporated by reference and are
enforceable parts of the permit.
10. 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 Session Law 2006-246, Title 15A NCAC 21-1.1000, and NCGS
143-215.1 et.al.
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State Stormwater Permit
Permit No.SW4100201
11. The permittee shall notify the Division of any name, ownership or mailing address changes at
least 30 days prior to making such changes.
12. The permittee shall submit a renewal request with all required forms and documentation at
least 180 days prior to the expiration date of this permit.
Permit issued this the 215t day of April, 2010.
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
forcoleen H. Sullins, Director
Division of Water Quality
By Authority of the Environmental Management Commission
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State Stormwater Permit
Permit No.SW4100201
PROPOSED SHEETZ PARCEL
Stormwater Permit No. SW4100201
Davie County
Designer's Certification
I, , as a duly registered in the State of
North Carolina, having been authorized to observe (periodically/ weekly/ full time) the construction of
the project,
Proposed Sheetz Parcel
(Project)
for (Project Owner) hereby state that, to the best of my abilities,
due care and diligence was used in the observation of the project construction such that the
construction was observed to be built within substantial compliance and intent of the approved plans
and specifications.
The checklist of items on page 2 of this form is included in the Certification.
Noted deviations from approved plans and specification:
Signature
Registration Number
Date
SEAL
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State Stormwater Permit
Permit No.SW4100201
Certification Requirements:
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9.
ilia
The drainage area to the system contains approximately the permitted acreage.
The drainage area to the system contains no more than the permitted amount of built -
upon area.
All built -upon area associated with the project is graded such that the runoff drains to
the system.
All roof drains are located such chat the runoff is directed into the systern.
The outlet/bypass structure elevations are per the approved plan.
The outlet structure is located per the approved plans.
Trash rack or equivalent is provided on the outlet/bypass structure.
All slopes are grassed with permanent vegetation.
Vegetated slopes are no steeper than 3:1.
The inlets are located per the approved plans and do not cause short-circuiting of the
system.
The permitted amounts of surface area and/or volume have been provided.
Required drawdown devices are correctly sized per the approved plans.
All required design depths are provided.
All required parts of the system are provided.
The required system dimensions are provided per the approved plans.
Please submit this Designer's Certification to:
Winston-Salem Regional Office
Surface Water Protection
585 Waughtown Street
Winston-Salem, SIC 27107
'l?ge 6 0f