HomeMy WebLinkAboutSW8050304_CURRENT PERMIT_20070124STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW
DOC TYPE
CURRENT PERMIT
APPROVED PLANS
❑ HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE
YYYYMMDD
J,,
pC'O� W A r�9QG
January 24, 2007
Mr. Henry E. Miller, III, President
Duke -Racine Property Owners Association, Inc.
1111 Military Cutoff Road, Suite 151
Wilmington, NC 28405
Subject: Stormwater Permit No. SW8 050304
Racine Drive Commercial Subdivision
High Density Subdivision Project
New Hanover County
Dear Mr. Miller:
Michael F. Easley, Governor
William G. Koss Jr., Secretary
North Carolina Department of Environment and Natural Resources
Alan W. Klimek, P.E. Director
Division of Water Quality
On June 16, 2006, the Wilmington Regional Office received a request to transfer the
Stormwater Management Permit for Racine Drive Commercial Subdivision. Subsequent
inspection indicated the need for additional corrective action, which has been addressed via a
letter from Duke -Gene, LLC, dated August 28, 2006. 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. SW8 050304,
dated August 31, 2006, for the construction of the subject project. A separate offsite permit for
Lot 2, No. SW8 061102 was issued to Fred J. Matt on January 24, 2007.
This permit shall be effective from the date of issuance until March 29, 2015, the original
expiration date, and shall be subject to the conditions and limitations as specified therein.
Please pay special attention to the Operation and Maintenance requirements in this permit.
Failure to establish an adequate system for operation and maintenance of the stormwater
management system will result in future compliance problems.
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 sixty (60) 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, P.O. Drawer 27447, Raleigh, NC 27611-7447. 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 Linda Lewis, or me at (910) 796-7215.
Sincerely,
Edward Beck
Regional Supervisor
Surface Water Protection Section
ENBlarl: S:IWQSISTORMWATERIPERMIT1050304.jan07
cc: John A. Kuske III, P.E„ Norris, Kuske R Tunstall
Tony Roberts, New Hanover County Inspections
City of Wilmington Development Services
Beth E. Wetherill, New Hanover County Engineering one
Linda Lewis No hCarolina
Wilmington Regional Office, Central Filest �'1�almrallry
North Carolina Division of Water Quality 127 Cardinal Drive F,xlension Wilmington, NC 28405 Phone (910) 796-7215 Customer Service
Wilmington Regional Office Internet: www.ncwaterquality.org Fax (910) 350-2004 1-877-623-6748
An Equal Opportunity/Affirmative Action Employer — 50% Recycled110% Post Consumer Paper
State Stormwater Management Systems
Permit No. SW8 050304
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
Henry E. Miller, 111, and Duke -Racine Property Owners Association, Inc.
Racine Drive Commercial Subdivision
220 Racine Drive, Wilmington, New Hanover County
FOR THE
construction, operation and maintenance of a wet detention pond in compliance with the
provisions of 15A NCAC 2H .1000 (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.
This permit shall be effective from the date of issuance until March 29, 2015 and shall
be subject to the following specified conditions and limitations:
I. DESIGN STANDARDS
This permit is effective only with respect to the nature and volume of stormwater
described in the application and other supporting data.
2. This stormwater system has been approved for the management of stormwater
runoff as described in Section 1.5 on page 3 of this permit. The subdivision is
permitted for 6 lots, each allowed built -upon area (BUA) as follows:
Lot No.
Lot Area, ac
Max. BUA @ 90%, ac
1
1.37
1.23 (53,710 sq ft
2
2.15
1.94 84,289 sq ft
3
1.26
1.13 49,397 sq ft)
4
2.00
1.80 78,408 sq ft)
5
3.84
3.46 150,543 sq ft)
6
2.30
2.07 J0,169 sq ft)
3. Approved plans and specifications for this project are incorporated by reference
and are enforceable parts of the permit.
Page 2 of 9
State Stormwater Management Systems
Permit No, SW8 050304
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 following design elements have been permitted for this wet detention pond
stormwater facility, and must be provided in the system at all times.
a. Drainage Area, acres:
Onsite, ft :
Offsite, ft2:
b. Total Impervious Surfaces, ft2:
Lot #1, ft 2.
Lot #2, ft2:
Lot #3, ftz:
Lot #4, ft2:
Lot #5, ftz:
Lot #6, ftz:
C. Pond Depth, feet:
d. TSS removal efficiency:
e. Design Storm:
f. Permanent Pool Elevation, FMSL:
g. Permitted Surface Area @PP ftz:
h. Permitted Storage Volume, ftJ:
i. Storage Elevation, FMSL:
j. Controlling Orifice:
k. Permanent Pool Volume, ft3
I. Forebay Volume, ft3:
m. Maximum Fountain Horsepower:
n. Receiving Stream 1 River Basin:
o. Stream Index Number:
p. Classification of Water Body:
II. SCHEDULE OF COMPLIANCE
15.22
662,984
none
506,516
53,710
84,289
49,397
78,408
150,543
90,169
5.0
90%
1.0,,
35.0
50,572
47,757
35.9
3.5" O pipe
169,307
32,598
112
Spring Branch 1 Cape Fear
18-74-63-1
"C; Sw"
1. No homeowner/lot owner/developer shall fill in, alter, or pipe any drainage feature
(such as swales) shown on the approved plans as part of the stormwater
management system without submitting a revision to the permit and receiving
approval from the Division.
2. The permittee is responsible for verifying that the proposed built -upon area for
the entire lot, including driveways and sidewalks, 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.
3. If an Architectural Review Board or Committee is required to review plans for
compliance with the BUA limit, the plans reviewed must include all proposed
built -upon area. Any approvals given by the Board do not relieve the property
owner of the responsibility to maintain compliance with the permitted BUA limit.
4. 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.
Page 3 of 9
State Stormwater Management Systems
Permit No. SW8 050304
5. 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.
e. Further subdivision, acquisition, 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.
f. Filling in, altering, or piping of any vegetative conveyance shown on the
approved plan.
6. The Director may determine that other revisions to the project should require a
modification to the permit.
7. 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.
8. During construction, erosion shall be kept to a minimum and any eroded areas of
the system will be repaired immediately.
9. 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.
10. If the stormwater system was used as an Erosion Control device, it must be
restored to design condition prior to operation as a stormwater treatment device,
and prior to occupancy of the facility.
11. Permanent seeding requirements for the stormwater control must follow the
guidelines established'in the North Carolina Erosion and Sediment Control
Planning and Design Manual.
12. Decorative spray fountains will be allowed in the stormwater treatment system,
subject to the following criteria:
a. The fountain must draw its water from less than 2' below the permanent
pool surface.
b. Separated units, where the nozzle, pump and intake are connected by
tubing, may be used only if they draw water from the surface in the deepest
part of the pond.
c. The falling water from the fountain must be centered in the pond, away from
the shoreline.
d. The maximum horsepower for the fountain's pump is based on the
permanent pool volume. The maximum pump power for a fountain in this
pond is 112 horsepower.
Page 4 of 9
State Stormwater Management Systems
Permit No. SW8 0,50304
13. Prior to the sale of any lot, the following deed restrictions must be recorded:
a. The following covenants are intended to ensure ongoing compliance with
State Stormwater Management Permit Number SW8 050304, as issued
by the Division of Water Quality under NCAC 2H.1000.
b. 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.
d. 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 as follows:
L7
07
Lot No.
Lot Area, ac
Max. BUA @ 90%, ac
1
1.37
1.23 53,710 sq ft)
2
2.15
1.94 84,289 sq ft
3
1.26
1.13 49,397 sq f#
4
2.00
1.80 78,408 s ft
5
3.84
3.46 150,543 sq ft)
6
2.30
2.07 90,169 s ft
The 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
and parking areas, but does not include raised, open wood decking, or the
water surface of swimming pools.
Lots within CAMA's Area of Environmental Concern may be subject to a
reduction in their allowable built -upon area due to CAMA regulations.
All runoff on the lot must drain into the permitted system. This may be
accomplished through providing roof drain gutters which drain to the
street, grading the, lot to drain toward the street, or grading perimeter
swales and directing them into the pond or street. Lots that will naturally
drain into the system are not required to provide these measures.
Built -upon area in excess of the permitted amount will require a permit
modification.
Each lot within the subdivision whose ownership is not retained by the
permittee, must submit a separate Offsite Stormwater Management Permit
application package to the Division of Water Quality and receive a permit
prior to any construction on the lot.
14. A copy of the recorded deed restrictions must be submitted to the Division within
30 days of the date of recording the plat, and prior to selling lots. The recorded
copy must contain all of the statements above, the signature of the Permittee, the
deed book number and page, and the stamp/signature of the Register of Deeds.
15. Prior to transfer of the permit, the stormwater facilities will be inspected by DWQ
personnel. The facility must be in compliance with all permit conditions. Any
items not in compliance must be repaired or replaced to design condition prior to
the transfer. Records of maintenance activities performed to date will be
required.
Page 5 of 9
State Stormwater Management Systems
Permit No. SW8 050304
16. The permittee shall at all times provide the operation and maintenance
necessary to assure that all components of the permitted stormwater system
function 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 side slopes.
d. Immediate repair of eroded areas.
e. Maintenance of side slopes in accordance with approved plans and
specifications.
f. Debris removal and unclogging of structures, orifice, catch basins and
piping.
g. Access to all components of the system must be available at all times.
17. 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.
18. 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.
19. Built upon area includes, but is not limited to, structures, asphalt, concrete,
gravel, brick, stone, slate, coquina and parking areas, but does not include
raised, open wood decking, or the water surface of swimming pools.
III. GENERAL CONDITIONS
1. This permit is not transferable to any person or entity except after notice to and
approval by the Director. In the event there is either a desire for the facilities to
change ownership, or there is a name change of the Permittee, a
"Name/Ownership Change Form" must be submitted to the Division of Water
Quality accompanied by appropriate documentation from the parties involved.
This may include, but is not limited to, a deed of trust, recorded deed restrictions,
Designer's Certification and a signed Operation and Maintenance plan. The
project must be in good standing with DWQ. 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 of the terms and conditions
of this permit until such time as the Director 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) which have 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 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.
Page 6of9
State Stormwater Management Systems
Permit No. SW8 Q50304
7. Permittee grants permission to staff of the DWQ to access the property for the
purposes of inspecting the stormwater facilities during normal business hours.
8. The permittee shall notify the Division in writing of any name, ownership or
mailing address changes within 30 days.
9. 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.
Permit issued this the 24th day of January 2007
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
Division of Water Quality
By Authority of the Environmental Management Commission
Permit Number SW8 050304
Page 7 of 9
Y . '
State Stormwater Management Systems
Permit No. SW8 050304
Racine Drive Commercial Subdivision
Stormwater Permit No. SW8 050304
New Hanover County
Designer's Certification
Page 1 of 2
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,
(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 are a part of this Certification.
Noted deviations from approved plans and specifications:
Signature
Registration Number
Date
SEAL
Page 8of9
Certification Requirements:
State Stormwater Management Systems
Permit No. SWS 5Q 0304
Page 2 of 2
.1. The drainage area to the system contains approximately the permitted
acreage.
.2. The drainage area to the system contains no more than the permitted
amount of built -upon area.
.3. All the built -upon area associated with the project is graded such that the
runoff drains to the system.
4. All roof drains are located such that the runoff is directed into the system.
5. The outlet/bypass structure elevations are per the approved plan.
6. The outlet structure is located per the approved plans.
7. Trash rack is provided on the outlet/bypass structure.
8. All slopes are grassed with permanent vegetation.
9. Vegetated slopes are no steeper than 3:1.
10. The inlets are located per the approved plans and do not cause short-
circuiting of the system.
11. The permitted amounts of surface area and/or volume have been
provided.
12. Required drawdown devices are correctly sized per the approved plans.
13. All required design depths are provided.
14. All required parts of the system are provided, such as a vegetated shelf, a
forebay, and the vegetated filter.
15. The required dimensions of the system are provided, per the approved
plan.
cc: NCDENR-DWQ Regional Office
Tony Roberts, New Hanover County Building Inspections
Page 9 of 9
�pF W A TE9p Michael F, Easley, Govemor
William G. Ross Jr., Secretary
P North Carolina Department of Environment and Natural Resources
p Alan W. Klimek, P.E. Director
Division of Water Quality
NKT #04115
WATER QUALITY SECTION
COASTAL STORMWATER PERMIT NAME/OWNERSHIP CHANGE FORM
CURRENT PERMIT INFORMATION:
1. Stormwater Management Permit Number: SW8 050304
2. Permit Holder's name: Duke Gene, LLC
3. Signing official's name: Henry E. Miller, Jr. Title: Member/ Manager
(person legally responsible for permit)
4. Mailing address: 1713 N. Lumina Avenue City: Wrightsville Beach
State: NC ZipCode: 28480 Phone: 910-256-3304 FAX: 910-256-3377
(Area Code and Number) (Area Code and Number)
II. NEW OWNER 1 PROJECT 1 ADDRESS INFORMATION
1. This request is for: (please check all that apply)
X a. Change in ownership of the property/company (Please complete Items #2,
#3, and #4 below)
b. Name change of project (Please complete Item #5 below)
X C. Mailing address change. (Please complete Item #4 below)
Cl. Other (please explain):
2. New owner's name to be put on permit: Duke -Racine Property Owners Association, Inc.
3. New owner's signing official's name and title: Henry E. Miller, III
President
(Title)
4. New Mailing Address: 1111 Military Cutoff Rd., Suite 151 City: Wilmington
State: NC ZipCode: 28405 Phone: 910-332-4114 FAX: 910-332-4145
(Area Code and Number) (Area Code and Number)
5. New Project Name to be placed on permit: NIA
Page 1 of 2
N"ortehCarolina
dvnt�rrrt!!y
North Carolina Division of Water Quality 127 Cardinal Drive Extension Wilmington, NC 28405 Phone (910) 796-7215 Customer Service
Wilmington Regional Office Internet u_�s}v.ncwaien uali[\T,nr Fax (910) 350-2004 1-877-623-6748
An Equal DpportunitylAtfirmative Action Employer- 50% Recycled110% Post Consumer Paper
PERMIT NAME/OWNERSHIP CHANGE FORM
THIS APPLICATION PACKAGE WILL NOT BE ACCEPTED BY THE DIVISION OF WATER
QUALITY UNLESS ALL OF THE APPLICABLE ITEMS LISTED BELOW ARE INCLUDED
WITH THE SUBMITTAL.
REQUIRED ITEMS:
1. This completed form.
2. Legal documentation of the transfer of ownership.
3. A copy of the recorded deed restrictions, if required by the permit.
4. The designer's certification, if required by the permit.
5. A signed Operation and Maintenance plan, if a system that requires maintenance will
change ownership.
6. Maintenance records.
CERTIFICATION MUST BE COMPLETED AND SIGNED BY BOTH THE CURRENT PERMIT
HOLDER AND THE NEW APPLICANT IN THE CASE OF A CIA (E OF OWNERSHIP.
FOR NAME CHANGES, COMPLETE AND SIGN ONLY THE CURRENT PERMITTEE'S
CERTIFICATION.
Current Permittee's Certification:
I, HenryE. Miller Jr. Member 1 Manager, attest that this application for a name/ownership
change has,,ben reviewed and is accurate and complete to the best of my knowledge. I
understand t4ptlif all required parts of thi a lit; Lion are not completed and that if all required
supporting ation a tt h ents a no included, this application package will be
returned asti o plete. r
Signature:
Date: �O"`�'O�22 06
10
New Applicant's Cer ifibation: (Must be completed for algal sfers of ownership)
I, Henry-E.- Miller, --Ill. President, attest that this application for an ownership change has been
reviewed and is accurate and complete to the best of my knowledge. I understand that if all
required parts of this application are not completed and that if all required supporting
information and attachments are not included, this application package will be returned as
incomplete. %
;,
Signatu
Date: 51 30 1 o(*
THE COMPLETED APPLICATION PACKAGE, INCLUDING ALL SUPPORTING
INFORMATION AND MATERIALS, SHOULD BE SENT TO THE FOLLOWING ADDRESS:
North Carolina Department of Environment and Natural Resources
Division of Water Quality
127 Cardinal Drive Extension
Wilmington, NC 28405
ATTN.- Linda Lewis
Page 2 of 2
NKT #04115
Perm it No.
State of North Carolina (to be provided by DWQ)
Department of Environment and Natural Resources
Division of Water Quality
STORMWA`1'ER MANAGEMENT PERMIT APPLICATION FORM
WET DETENTION BASIN SUPPLEMENT
This form maybe photocopied for use as an original
DWQ Storrnwater Management Plan Review:
A complete stormwater management plan submittal includes an application form, a wet detention basin
supplement for each basin, design calculations, and plans and specifications showing all basin and outlet
structure details.
1. PROJECT INFORMATION
Project Name: Racine Drive Commercial Subdivision
Contact Person: John A. Kuske, III, P.E. Phone Number: (910) 343•-9653
For projects with multiple basins, specify which basin this worksheet applies to:
elevations
Basin Bottom Elevation 30.00 fit.
Permanent Pool Elevation 35.00 ft.
Temporary Pool Elevation 35.90 ft.
areas
1
(1loor of the basin)
(elevation of the orifices)
(elevation of the discharge structure overflow)
Permanent Pool Surface Area 50,572 sq. ft. (water surface area at the orifice elevation)
Drainage Area 15.22 ac. (on -.site and off -site drainage to the basin)
Impervious Area 11.63 ac. (on -site and off -site drainage to the basin)
Lot No. 1-6 @ 90% Impervious Coverage
volumes
Permanent Pool Volume
Temporary Pool Volume
Forebay Volume
Other parameters
SA/DA'
Diameter of Orifice
Design Rainfall
Design TSS Removal 2
169,307 cu. ft.
44,824 Required
47,757 Provided cu. ft.
32,598 (19.25%) cu. ft.
(combined volume of main basin and forebay)
(volume detained above the permanent pool)
(approximately 20% of total volume)
0.0545 (surface area to drainage area ralio from DWQ table.)
3.50 in. (2 to 5 day temporary pool draw -down required)
1 in.
90 _ % (minimum 85% required)
Form SWU-102 Version 3.99
Page 1 of 4
1
Footnotes:
When using the Division SA/DA tables, the correct SA/DA ratio for permanent pool sizing should be computed based upon the
actual impervious % and permanent pool depth. Linear interpolation should be employed to determine the correct value for non-
standard table entries.
2. In the 20 coastal counties, the requirement for a vegetative filter may be waived if the wet detention basin is designed to provide
90% TSS removal. The NCDENR BMP manual provides design tables for both 85% TSS removal and 90% TSS removal.
II. REQUIRED ITEMS CHECKLIST
The following checklist outlines design requirements per the Stormwater Best Management Practices Manual
(N.C. Department of Environment, Health and Natural Resources, February 1999) and Administrative Code
Section: 15 A NCAC 2H .1008.
Initial in the space provided to indicate the following design requirements have been met and supporting
documentation is attached. If the applicant has designated an agent in the Stormwater Management Permit
Application Form, the agent may initial below. If a requirement has not been met, attach justification.
a. The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet).
b. The forebay volume is approximately equal to 20% of the basin volume.
c. The temporary pool controls runoff from the design storm event.
The temporary pool draws down in 2 to 5 days.
e. If required, a 30-foot vegetative filter is provided at the outlet {include non -erosive flow
calculations.
The basin length to width ratio is greater than 3:1.
g. The basin side slopes above the permanent pool are no steeper than 3:1.
h. A submerged and vegetated perimeter shelf with a slope of 6:1 or less (show detail).
Vegetative cover above the permanent pool elevation is specified.
A trash rack or similar device is provided for both the overflow and orifice.
k. A recorded drainage easement is provided for each basin including access to nearest right-
of-way.
I. If the basin is used for sediment and erosion control during construction, clean out of the
basin is specified prior to use as a wet detention basin.
m. A mechanism is specified which will drain the basin for maintenance or an emergency.
A portable pump can be provided.
III. WET DETENTION BASIN OPERATION AND MAINTENANCE AGREEMENT
The wet detention basin system is defined as the wet detention basin, pretreatment including forebays and the
vegetated filter if one is provided.
This system (check one) ❑ does
This system (check one) ❑ does
f�•Tiii1�9►�r��d�%Y��L�+T1K�:k]
® does not incorporate a vegetated filter at the outlet.
® does not incorporate pretreatment other than a forebay.
Page 2 of a
f
-r
Mairrtenance activities shall be performed as follows:
I . After every significant runoff producing rainfall event and at least monthly:
a. Inspect the wet detention basin system for sediment accumulation, erosion, trash accumulation,
vegetated cover, and general condition.
b. Check and clear the orifice of any obstructions such that drawdown of temporary pool occurs
within 2 to 5 days as designed.
2. Repair eroded areas immediately, re -seed as necessary to maintain good vegetative cover, mow vegetative
cover to maintain a maximum height of six inches, and remove trash as needed.
3. Inspect and repair the collection system (i.e. catch basins, piping, swales, riprap, etc.) quarterly to
maintain proper functioning.
4. Remove accumulated sediment from the wet detention basin system semi-annually or when depth is
reduced to 75% of the original design depth (see diagram below). Removed sediment shall be disposed of
in an appropriate manner and shall be handled in a manner that will not adversely impact water quality (i.e.
stockpiling near a wet detention basin or stream, etc.)
The measuring device used to determine the sediment elevation shall be such that it will give an accurate
depth reading and not readily penetrate into accumulated sediments.
When the permanent pool depth reads 3.75 feet in the main pond, the sediment shall be removed.
When the permanent pool depth reads 3 feet in the forebay, the sediment shall be removed.
BASIN DIAGRAM
(fi11 In the blanks)
Permanent Pool Elevation 35.00
Sediment Re ioval El. 32.00 15',%
--------------- - Sediment Removal Elevation 31.25 75%
Bottom El vation 31.00 ------------------------------------- ----
Bottom Elevation 30.00 25%/
FOREBAY MAIN POND
5. Remove cattails and other indigenous wetland plants when they cover 50% of the basin surface. These
plants shall be encouraged to grow along the vegetated shelf and forebay berm.
6. If the basin must be drained for an emergency or to perform maintenance, the flushing of sediment through
the emergency drain shall be minimized to the maximum extent practical.
Form SWU-102 Version 3.99 Page 3 of 4
7. All components of the wet detention basin system shall be maintained in good working order.
I acknowledge and agree by my signature below that I am responsible for the performance of the seven
maintenance procedures listed above. I agree to notify DWQ of any problems with the system or prior to any
changes to the system or responsible party.
Print name: Henry E. Miller. III
Title: President
Address: 1111 Milita Cutoff Rd., Suite 151 Wilmington, NC 28405
Phone: 910-332-4114
Signature:
Date: 6130 k o
Note: The legally responsible party should not be a homeowners association unless more than 50% of the lots have been sold and
a resident of the subdivision has been named the president.
1, )� `� • �; (��] S , a Notary Public for the State of
County of j �,l a. �� do hereby certify that
Personally appeared before me this day of MAI I„ � i and acknowledge the due
Execution of the foregoing wet detention basin maintenance requirements. Witness my hand and official seal.
►ti�alIIIto fx:j,�d
.�`����'� ip ref.
pTAp
SEAS, y
Signature ,
My commission expires n i� - �� �,--D
Form SWU-1 02 Version 3.99 Page 4 of 4
o�oF w � rF9QG
r
>_ y
March 9, 2007
Fred J. Matt, Member/Manager
Market Place Group, LLC
1908 Eastwood road, Suite 222
Wilmington, NC 28403
Michael F. Easley, Governor
WiPiam G. Ross Jr., Secretary
North Carolina Department of' Environment and Natural Resources
Alan W. Klimck, P.E. Director
Division of Watcr Quality
Subject: Stormwater Permit No. SW8 070302
Marketplace Office Park, Racine Drive Commercial Subdivision -Lot 5A
Project served by an Offsite System Permit No. SW8 050304
New Hanover County
Dear Mr. Matt:
The Wilmington Regional Office received a complete Stormwater Management Permit
Application for Market Place Office Park Lot 5A on March 2, 2007. 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. SW8 070302 dated
March 9, 2007, for the construction of the subject project.
This permit shall be effective from the date of issuance until rescinded and shall be subject
to the conditions and limitations as specified therein.
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 sixty (60) 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,
P.O. Drawer 27447, Raleigh, NC 27611-7447. 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 M. J. Naugle or me at (910) 796-7215.
Since et
Jf 7
Edward Beck,
Regional Supervisor
Surface Water Protection Section
ENBlmjn: S:IWQSISTORMWATIPERMIT1070302 mar07
cc: John A. Kuske, III, P.E. NKT Consulting Engineers, Inc.
New Hanover County Building Inspections
Beth E. Wetherill, New Hanover County Engineering
City of Wilmington Development Services
Mr. Henry E. Miller, III, President Duke -Racine Property Owners Association,
Inc., 1111 Military Cutoff Road, Suite 151, Wilmington, NC 28405,
Permit N_o. SW8 050304.
—M. J. Naugle
Wilmington Regional Office NorlhCarolina
�. Central EtleS ..,. _,. _ Aatum!!J
North Carolina Division of Water Quality 127 Cardinal Drive Extension Wilmington, NC 28405 Phone (910) 796-7215 Customer Service
Wilmington Regional Office Internet: www.ncwaterguality.org Fax (910) 350-2004 1-877-623-6748
An Equal Opportunity/Affirmative Action Employer— 50% Recycled110% Post Consumer Paper
State Stormwater Management Systems
Permit Number SW8 070302
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
STATE STORMWATER MANAGEMENT PERMIT
HIGH DENSITY DEVELOPMENT
SERVED BY AN OFF -SITE STORMWATER CONTROL
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
Fred J. Matt, Member/Manager and Market Place Group, LLC
Project at Market Place Office Park, Racine Drive Commercial Subdivision — Lot 5A
235 Government Center Drive, Lot No. 5A — Building No. 1
Wilmington, New Hanover County
FOR THE
construction of impervious areas with runoff to be treated in an offsite permitted stormwater
facility, in compliance with the provisions of 15A NCAC 2H .1000 (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 stormwater runoff from the site will
be routed to the wet detention pond system, operated and maintained by Mr. Henry E.
Miller, III, President, Duke -Racine Property Owners Association, Inc. under the terms
and conditions set forth in the latest version of Permit No. SW8 050304.
This permit shall be effective from the date of issuance until rescinded, and shall be subject
to the following specified conditions and limitations:
I. DESIGN STANDARDS
This permit is effective only with respect to the nature and volume of stormwater
described in the application and other supporting data.
2. The runoff associated with this project has been approved to be discharged into a
stormwater management system permitted under SW8 050304, as described in
Section 1.7 on page 3 of this permit.
3. The built -upon area allotted to this development by Stormwater Management Permit
No. SW8 050304, is 79,192 square feet. This project proposes 63,100 square feet.
The amount available for future development is 16,092 square feet.
4. Approved plans and specifications for this project are incorporated by reference and
are enforceable parts of the permit.
Page 2 of 7
State Stormwater Management Systems
Permit Number SW8 070302
.5. 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.
6. The runoff from the permitted built -upon area must be directed into the permitted
stormwater system.
7. The following design elements have been permitted for the wet detention pond
stormwater facility under permit number SW8 050304, and must be provided in the
system at all times.
a
I
G.
d.
e.
f.
9.
h.
i.
k.
1.
m.
n.
o.
P.
Drainage Area, acres:
Offsite, ft
Offsite, ft2:
Total Impervious Surfaces, ft2:
Lot #1,ft2:
Lot #2, ft2:
Lot #3, ft2:
Lot #4, ft2:
Lot #5, ft2:
#5A
#5B
Lot #6, ft2:
Pond Depth, feet:
TSS removal efficiency:
Design Storm:
Permanent Pool Elevation, FMSL
Permitted Surface Area @PP ft2:
Permitted Storage Volume, ftl:
Storage Elevation, FMSL:
Controlling Orifice:
Permanent Pool Volume, ft3:
Forebay Volume, ft3:
Maximum Fountain Horsepower:
Receiving Stream / River Basin:
Stream Index Number:
Classification of Water Body:
II. SCHEDULE OF COMPLIANCE
15.22
662,984
none
506,516
53,710
84,289
49,397
78,408
150,543 (total of 5A & 5B)
79,192
71,351
90,169
5.0
90%
1.01,
35.0
50,572
47,757
35.9
3.5" O pipe
169,307
32,598
1/2
Spring Branch 1 Cape Fear
18-74-63-1
"C; Sw"
The offsite 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 associated with this project.
2. During construction, erosion shall be kept to a minimum and any eroded areas of the
system will be repaired immediately.
3. The permittee is responsible for keeping the stormwater collection system on the lot
clear of debris, and keeping the site stabilized in accordance with the requirements of
the NC Erosion and Sediment Control Design Manual.
Page 3 of 7
State Stormwater Management Systems
Permit Number SW8 070302
4. Mr. Henry E. Miller, 111, President and Duke -Racine Property owners Association, Inc.,
shall, at all times, provide the operation and maintenance necessary to assure the
permitted stormwater management 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 re -vegetation of side slopes.
A. Immediate repair of eroded areas.
e. Maintenance of side slopes in accordance with approved plans and
specifications.
f. Debris removal and unclogging of outlet structure, orifice device and catch basins
and piping.
g. Access to the outlet structure must be available at all times.
5. 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 maximum approved amount of built -upon area.
e. Further subdivision, acquisition or selling 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.
f. Filling in, altering, or piping of any vegetative conveyance shown on the
approved plan.
6. The Director may determine that other revisions to the project should require a
modification to the permit.
7. A plan revision with layout and grading plans must be submitted to and approved by
the Division prior to the construction of any future development areas on the lot.
8. Mr. Henry E. Miller, III, President and Duke -Racine Property owners Association, Inc.,
must keep records of maintenance activities and make them 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.
9. This permit shall be voided unless the facilities are constructed in accordance with the
conditions of this permit, the approved plans and specifications, and other supporting
data.
10. Mr. Henry E. Miller, III, President and Duke -Racine Property owners Association, Inc.;
is responsible for providing, prior to issuance of a Certificate of Occupancy, and prior
to operation of the permitted stormwater management facility, a certification from an
appropriate designer for the system installed, certifying that the permitted facility has
been installed in accordance with Stormwater Permit No. SW8 050304, the approved
plans and specifications, and other supporting documentation. Any deviations from
the approved plans and specifications must be noted on the Certification:
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.
Page 4 of 7
State Stormwater Management Systems
Permit Number SW8 070302
12. This lot is limited to the amount of built -upon area indicated in the supporting
calculations and per the approved plans. The project must have a built -upon area less
than or equal to the amount permitted under Stormwater Permit No. SW8 050304. A
total built -upon area in excess of the maximum amount allowed by SW8 050304 or
this permit will require a modification to the overall Permit.
13. Mr. Henry E. Miller, Ill, President and Duke -Racine Property owners Association, Inc.,
must record any deed restrictions as required by their permit, and they must verify 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 permittee, and responsibility for meeting the built -upon area limit is
transferred to the individual property owner.
14. The drainage features shown as a part of the stormwater management system on the
approved plan shall not be filled in, altered, or piped by any party without first
submitting a revision to the permit and receiving approval from the Division.
15. 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.
111. GENERAL CONDITIONS
This permit is not transferable to any person or entity except after notice to and
approval by the Director. In the event there is a desire for the facilities to change
ownership, or there is a name change of the Permittee, a formal name/ownership
change form must be submitted to the Division of Water Quality accompanied by
documentation from the 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 terms and
conditions of this permit until such time as the. Director approves the permit transfer.
2. 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.
3. 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), which have jurisdiction.
4. In the event that the offsite stormwater facilities fail to perform satisfactorily, including
the creation of nuisance conditions, Mr. Henry E. Miller, III, President and Duke -
Racine Property owners Association, Inc., is responsible for taking immediate
corrective action, including those as may be required by this Division, such as the
construction of additional or replacement stormwater management systems.
5. The permittee grants permission for DENR Staff to enter the property for the purpose
of inspecting all components of the permitted stormwater management facility.
6. 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.
Page 5 of 7
State Stormwater Management Systems
Permit Number SW8 070302
7. The permittee shall notify the Division in writing of any name, ownership or mailing
address changes within 30 days.
Permit issued this the ninth day of March 2007.
NORTH ENVIRONMENTAL MANAGEMENT COMMISSION
forAlan"W. Klimek, P.E., Director
Division of Water Quality
By Authority of the Environmental Management Commission
Page 6 of 7
State Stormwater Management Systems
Permit Number SW8 070302
Stormwater Project Number SW8 070302
Marketplace Office Park Lot 5A, Racine Drive Commercial Subdivision — Building No. 1
New Hanover 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,
(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.
Items required to be checked, in order for this certification to be considered complete, are
listed below.
Noted deviations from approved plans and specifications:
SEAL
Signature
Registration Number
Date
Certification Requirements:
1. The lot contains no more than the maximum permitted amount of built -upon
area.
2. All the built -upon area associated with the project is graded such that the
runoff drains to the system.
3. The lot has been stabilized with permanent vegetation to prevent erosion.
4. Vegetated slopes are no steeper than 3:1.
5. Roof drains are located such that building runoff drains into the system.
6. The inlet from this project into the approved offsite system is located per the
approved plans and does not cause short-circuiting.
cc: NCDENR-DWQ
New Hanover County Building Inspections
Page 7 of 7
NKT #06061 -- Racine Drive Commercial Subdivision — Lot No. 5A
State of North Carolina
Department of Environment and Natural Resources
Division of Water Quality
STORMWATER MANAGEMENT PERMIT APPLICATION FORM
This form may be photocopied for use as an original
U. GENERAL INFORMATION
1. Applicants name (specify the name of the corporation, individual, etc. who owns the project):
Market Place GrouD. LLC
2, Print Owner/Signing Official's name and title (person legally responsible for facility and compliance):
Fred J. Matt. Member 1 Manaaer
3, Mailing Address for person listed in item 2 above:
1908 Eastwood Road, Suite 222
City: Wilmington _ State: NC
Telephone Number: (910) 256-0005
Zip: 28403
4, Project Name (subdivision, facility, or establishment name — should be consistent with project name on
plans, specifications, letters, operation and maintenance agreements, etc.):
Marketplace Office Park
Racine Drive Commercial Subdivision - Lot No. 5A - Building No. 1
5. Location of Project (street address):
Lot No. 5A - Buildina No. 1: 235 Government Center Drive
City: Wilmington County: New Hanover
6. Directions to project (from nearest major intersection):
From the intersection of Market St. (Hwy. 17) & Eastwood Rd. (Hwy. 74) proceed east on Eastwood Rd. for 0.4 miles. Turn right onto
Racine Dr., traveling SW for 0.38 miles. Turn right onto Government Center Drive. Site is immediately on the Left
7. Latitude: 34" 14' Longitude: 770 51' of project
8. Contact person who can answer questions about the project:
Name: John A. Kuske, III, P.E. Telephone Number: �910) 343-9653
11. PERMIT INFORMATION
1. Specify whether project is (cl)eck one): X New Renewal Modification
Form SWU-101 Version 3,99 Page 1 of 4
2. If this application is being submitted as the result of renewal or modification to an existing permit, list the
Existing permit number NIA And its issue date (if known) NIA
3. Specify the type of project (check one):
l"ow Density X High Density Redevelop General Permit X Other
(Off -Site)
4. Additional Project Requirements (check applicable blanks):
CAMA Major X Sedimentation/Erosion Control 404/401 Permit NPDES Stormwater
Information on required state permits can be obtained by contacting the Customer Service Center at
1-877-623-6748.
Ili. PROJECT INFOR.MA'TION
In the space provided below, summarize how storin water will be treated. Also attach a detailed narrative
1 (one to two pages) describing stormwater management for the project.
Stormwater runoff will be treated in the existing subdivision stormwater pond designed to meet
90% TSS removal — SW8 050304.
2. Stormwater runoff from this project drains to the
Lot No. 5A
3. Total Project Area: 2.02 AC
Cape Fear River Basin.
4. Project Built Upon Area: 90.00 Maximum %
71.71 % Proposed New
5. How many drainage areas does the project have? 1
6. 'Complete the following information for each drainage area. If there are more than two drainage areas in the
project, attach an additional sheet with the information for each area provided in the same format as below.
Lot No 5A
Receiving Stream Name
Spring Branch
Receiving Stream Class
. "C; SW"
Drainage Area
87,991 SF 12.02 AC
Impervious * Area (Future)
16,092 SF 10.37 AC
Pro oscd Impervious* Area
63,100 SF 1 1.45 AC
% Impervious* Area (total)
90,00% Maximum Per
SW8 050304
=lm �erviiiusl SurfaccAreaDfaiiia
eSAreaDrairia
�eArea`2
On -site Buildings
16,100 SF
On -site Streets
NIA
On -site Parkin 1 Curb 1 Drives
43,500 SF
On -site Sidewalks /Pads 1 Concrete
3,500 SF
.Other an site (Future)
16,092 SF
Off -site
NIA
Total: 79,192 SF 1 1.82 AC
"Total:
* Impervious area is defined as the huill upon area including, but nof limiled to, buildings, roads, parking areas
sidewalks, gravel areas, etc.
Form SWU-101 Version 3.99 Page 2 of 4
1-low was the off -site impervious area listed above derived? NIA
IV. DEED RESTRICTIONS AND PROTECTIVE COVENANTS
The following italicized deed restrictions and protective covenants are required to be recorded for all
subdivisions, outparcels and future development prior to the sale of any lot. If lot sizes vary significantly, a
table listing each lot number, size and the allowable built -upon area for each lot must be provided as an
attachment.
The following covenants are intended to ensure ongoing compliance with state storrnivater management permit
number- SW8 050304 as issued by the Division of YI'ater Quality, These covenants may
not be changed or deleted without the consent of the Slate
No more than square feet of any lot shall be covered by structures or impervious materials.
Impervious materials include asphalt, gravel, concrete, brick, stone, slate or similar material but do not include
wood decking or the waler surface ofswimming pools.
Swales shall not be filled in, piped, or altered except as necessary to provide driveway crossings.
Built -upon area in excess of the permitted amount requires a state stormwater management permit modification
prior to construction.
All permitted runofff om outparcels or future development shall be directed into the permitted .stornawater control .
system. These connections to the stonnwater control system shall be performed in a manner that maintains the
integrity and performance of the system as permitted.
By your signature below, you certify that the recorded deed restrictions and protective covenants for this project
shall include all the applicable items required above, that the covenants will be binding on all parties and persons
claiming under them, that they will run with the land, that the required covenants cannot be changed or deleted
without concurrence from the State, and that they will be recorded prior to the sale of any lot.
V. SUPPLEMENT FORMS
The applicable state stonnwater management permit supplement form(s) listed below must be submitted for
each BMP specified for this project. Contact the Stormwater and General Permits Unit at (919) 733-5083 for
the status and availability of these forms.
Form SWU-102 '
Wet Detention Basin Supplement
Form SWU-103
Infiltration Basin Supplement
Form SWU-104
Low Density Supplement
Form SWU-105
Curb Outlet System Supplement
Form SWU-106
Off -Site System Supplement
Form SWU-107
Underground Infiltration Trench Supplement
Form SWU-108
Neuse River Basin Supplement
Form SWU-109
Innovative Best Management Practice Supplement
Form SWU-101 Version 3.99 Page 3 of 4
VE SUBMITTAL REQUIREMENTS
Only complete application packages will be accepted and reviewed by the Division of Water Quality (DWQ).
A complete package includes all of the items listed below. The complete application package should be
submitted to the appropriate DWQ Regional Office.
1. Please indicate that you have provided the following required information by initialing in the space provided
next to each item.
• Original and one copy of the Stormwater Management Permit Application Form
• One copy of the applicable supplement form(s) for each BMP
• Permit application processing fee of $4204payable to NCDENR) 00
• Detailed narrative description of stormwater treatment / management
• Two copies of plans and specifications, including:
- Development / Project name
- Engineer and firm
- Legend
-- North arrow
- Scale
- Revision number & date
- Mean high water tine
- Dimensioned property 1 project boundary
- Location map with named streets or NCSR numbers
- Original contours, proposed contours, spot elevations, finished floor elevations
- Wetlands delineated, or a note on plans that none exist
Existing drainage (including off -site), drainage easements, pipe sizes, runoff calculations
Drainage areas delineated
- Vegetated buffers (where required)
VII. AGENT AUTHORIZATION
If you wish to designate authority to another individual or firm so that they may provide information on your
behalf, please complete this section.
John A. Kuske, III, P.E.
Designated agent (individual or firm): Norris, Kuske & Tunstall Consulting Engineers, Inc.
Mailing Address: 902 Market Street
City: Wilmington State: NC Zip: 28401
Phone:- (910) 343-9653 - . Fax: (910) 343-9604
VIII. APPLICANT'S CERTIFICATION
1, (print or type name of person listed in General Information, item 2) Fred J. Matt, Member 1 Manager ,
Certify that the information included on this permit application form is, to the best of my knowledge, correct and
that the project will be constructed in conformance with the approved plans, that the required deed restrictions and
protective covenants will be recorded, and that the proposed project complies with the requirements of 15A NCAC
2H.1000.—��
Signatu
Form SWU-101 Version 3.99 Page 4 of 4
Date:
NKT #06061 — Racine Drive Commercial Subdivision — Lot No. 5A
Permit No. W a b_ 3 b2
State of North Carolina Ito be provided by DWQ)
Department of Environment and Natural Resources
Division of Water Quality
STORM WA"['ER MANAGEMENT PERMI"I' APPLICATION FORM
OFF -SITE SYSTEM SUPPLEMENT
This form nay be photocopied for use as an original
DWQ Stormwater ManafZenient Plan Review:
A complete stormwater management plan submittal includes a stormwater management permit application;
an off -site system supplement for each off -site stormwater treatment system, appropriate supplement forms
for any on -site stormwater treatment systems, and plans and specifications showing all stormwater
conveyances and drainage details for the project.
1. PROJECT INFORMATION
Project Name: Marketplace Office Park
Racine Drive Commercial Subdivision — Lot No. 5A — Buildina No. 1
Contact Person: John A. Kuske, 111, P.E. Phone Number: (910) 343-9653
Is all drainage from the project directed to the off -site system? (check one): ® Yes ❑ No
11. OFF -SITE SYSTEM INFORMATION (please complete the following information for the off -site system
will treat runoff from your project):
Permit No. SW8 050304
Project Name
Racine Drive Commercial Subdivision
Type of System (wet pond, infiltration basin, etc.)
Wet Pond 90% TSS Removal
Lot No. (if part of a subdivision): Lot No. 5A= 2.02 Acres
How much built upon area draining to the permitted treatment system has been allocated to this
project: 90% 63,100 SF Proposed oc\\Q
16,092 SF Future
79,192 SF 1 1.82 AC Maximum Allowed
Ill. REQUIRED ITEMS CHECKLIST
Prior to issuing an off -site permit, verification of the following information must be provided. Initial in the space
provided to indicate that the'following requirements have been met and supporting documentation is attached. If
the applicant has designated an agent in the Stormwater.Management Permit Application Form, the agent may
initial below. If a requirement has not been met, attach justification.
Form SWU-106 Version 3.99 Page 1 of 2
Applicants Initials
a. Deed restrictions limiting the built -upon area on the site have been recorded.
b. Engineers certification for the existing off -site system has been submitted to DWQ.'�'(��,_
c. There are no outstanding Notices of Violation for the off -site system.
_ d. Off -site system is in compliance with the issued permit.
IV. STORMWATER COLLECTION SYSTEM MAINTENANCE REQUIREMENTS
I . Mowing will be accomplished as needed according to the season. Grass height will not exceed six inches
at any time.
2. Accumulated sediment and trash will be removed from the collection system as necessary. Swales and
ditches will be reseeded or sodded following sediment removal.
3. Eroded areas of swales and ditches will be repaired and reseeded. Swales and ditches will be revegetated
as needed based on monthly inspections.
The collection system, including catch basins, curb cuts, velocity reduction devices, and piping, will be
inspected monthly or after every significant runoff producing rainfall event. Trash and debris will be
cleared away from grates, curb cuts, velocity reduction devices, and piping.
5. The collection system may not be altered in any way without prior approval from NCDENR Division of
Water Quality.
I acknowledge and agree by my signature below that I am responsible for maintaining the stormwater
collection system in accordance with the five maintenance procedures listed above. I agree to notify DWQ
of any problems with the system or prior to any changes to the system or responsible party.
Print Name and Title: Fred J. Matt, Member I Manager
Address: 1908 Eastwood
Phone: 910-256-0005
Signatu
Suite 222 Wilmi
NC 28403
Date: / le
Note: The legally reWonsib�party should not be a homeowners association unless more than 50% of the lots have been sold
and a resident of the subdivision has been named the president.
Y , a Notary Public for the State of �' (,i_County of
do hereby certify that FT CA S . M k�- personally appeared before me this
J_ fi +
I 5- day of i - t L ;1 Q9 , and acknowledge the due execution of the foregoing infiltration
<<titsiiii`r�nance requ
thy" !y� \ •.•.•M• VV• � rI.
EAL;�� "'•,
�pTAFV
iq�
ts. Witness my hand and official seal.
My commission expires
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State Stormwater Management Systems
Permit No SW8 050304-
TO: Linda Lewis, Environmental Engineer
NC DENR/Division of Environmental Management
Water Quality Section
127 Cardinal Drive Extension
Wilmington, NC 28405-3845
RE: Racine Drive Commercial Subdivision
Wilmington, NC
NKT Project No. 04115
Engineer's Certification
I, John A. Kuske, III, P.E. , as a duly registered Professional Engineer in the State of
North Carolina, having been authorized to observe (periodically, weekly, full ) the construction of the project,
Racine Drive Commercial Subdivision
(Project)
for Duke Gene, LLC (Project Owner) hereby state that, to the best of my abilities, due
care and diligence were 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.
Required items to be checked for this certification to be considered complete are on page 2 of this form.
Noted deviations from approved plans and specifications:
JAKI II/asn
04115 04-1 1-06
Signature
Registratio
Date
APIF11 1 1, LVVO
cc: Tony Roberts, New Hanover County Building Inspector
Hank Miller
AC: NORRIS, KUSKE &TUNSTALL
CONSULTING ENGINEERS, INC.
902 Markel Street Wilmington, NC 28401A733
(910) 343-9653 Phone (910) 343-9604 Fax
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Certification Requirements:
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.
ap�_3. All the built -upon area associated with the project is graded such that the runoff drains to the
system.
4. The outlet/bypass structure elevations are per the approved plan.
5. The outlet structure is located per the approved plans.
6. Trash rack is provided on the outletlbypass structure.
7. All slopes are grassed with permanent vegetation. ,frntC r4,x .Mtie ,V
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Vegetated slopes are no steeper than 3:1.
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The inlets are located per the approved plans and do not cause short-circuiting of the system.
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The permitted amounts of surface area and/or volume have been provided.
i 11.
Required drawdown devices are correctly sized per the approved plans.
12.
All required design depths are provided.
13.
All required parts of the system are provided, such as vegetated shelf, and a forebay.
4. The overall dimensions of the system, as shown on the approved plans, are provided.
cc: Tony Roberts, New Hanover County Building Inspector
Hank Miller
NORRIS, KUSKE TUNSTALL
CONSULTING ENGINEERS, INC.
902 Market Street Wilmington, NC 28401-4733
(910) 343-9653 Phone (910) 343-9604 Fax