NC0038831_Authorization to Construct_20071126

t� A ��� Michael F Easley, Governor
�Qi�Lrr William G Ross Jr, Secietary
North Carolma Department of Environment and Natural Resources
'-i Coleen H Sullins, Director
Q C Division of Water Quality
November 26, 2007
Mr. Richard Durham
Carolina Trace Utilities
P® Box 240908
Charlotte, North Carolina 28224
SUBJECT: Authorization to Construct
A to C No. 038831A02
Carolina Trace Utilities a �
Carolina Trace WWTP ss u'4
Lee County
Dear Mr. Durham:
A letter of request for Authorization to Construct was received September 5, 2007, by the
Division, and final plans and specifications for the subject project have been reviewed and found
to be satisfactory. Authorization is hereby granted for the construction of modifications to the
existing 0.3125 MGD Wastewater Treatment Plant, with discharge of treated wastewater into the
Upper Little River in the Cape Fear River Basin.
This authorization results in an increase in design and permitted capacity to 0 675 MGD,
and is awarded for the construction of the following specific mod>fications-
Installation of a mechanical bar screen with a bypass to an existing bar screen,
one 0.350 MGD circular package plant consisting of a 364,326 gallon aeration
basin, two 1,510 cfin blowers, a 36 foot diameter clarifier and a 78,419 gallon
aerobic digester, two 124 sqare foot traveling bridge filters, a UV disinfection
system consisting of two banks capable of disinfecting 1.75 MGD, and an 18 inch
discharge line, in conformity with the project plans, specifications, and other
supporting data subsequently filed and approved by the Department of
Environment and Natural Resources.
This Authorization to Construct is issued in accordance with Part III, Paragraph A of
NPDES Permit No. NCO038831 issued June 15, 2007, and shall be subject to revocation unless
the wastewater treatment facilities are constructed in accordance with the conditions and
limitations specified in Permit No. NCO038831.
The sludge generated from these treatment facilities must be disposed of in accordance
with G.S. 143-215.1 and in a manner approved by the North Carolina Division of Water Quality.
In the event that the facilities fall to perform satisfactorily, including the creation of
nuisance conditions, the Permittee shall take immediate corrective action, including those as may
N�otttliCaiolma
North Carolina Division of Water Quality 1617 Marl Service Center Raleigh, NC 27699-1617 Phone [phone] Customer Service c� aturalllf
Internet www ncwaterguality orq 512 N Salisbury St Raleigh, NC 27604 FAX [phone]
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Mr. Richard Durham
November 26, 2007
Page 2
be required by this Division, such as the construction of additional or replacement wastewater
treatment or disposal facilities.
The Raleigh Regional Office, telephone number [phone], shall be notified at
least forty-eight (48) hours in advance of operation of the installed facilities so that an on site
inspection can be made. Such notification to the regional supervisor shall be made during the
normal office hours from 8:00 a.m. until 5.00 p.m. on Monday through Friday, excluding State
Holidays.
Upon completion of construction and prior to operation of this permitted facility, a
certification must be received from a professional engineer certifying that the permitted facility
has been installed in accordance with the NPDES Permit, this Authorization to Construct and the
approved plans and specifications. Mail the Certification to Cecil G. Madden, Jr, P.E.,
Construction Grants & Loans, DWQ / DENR, 1633 Mail Service Center, Raleigh, NC 27699-
1633.
Upon classification of the facility by the Certification Commission, the Permittee shall
employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the
wastewater treatment facilities. The operator must hold a certificate of the type and grade at
least equivalent to or greater than the classification assigned to the wastewater treatment
facilities by the Certification Commission.
The Permittee must also employ a certified back-up operator of the appropriate type and
grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each
Class I facility at least weekly and each Class II, I1I and IV facility at least daily, excluding
weekends and holidays, must properly manage the facility, must document daily operation and
maintenance of the facility, and must comply with all other conditions of T15A:8G.0202.
A copy of the approved plans and specifications shall be maintained on file by the
Permittee for the life of the facility.
During the construction of the proposed additions/modifications, the permittee shall
continue to properly maintain and operate the existing wastewater treatment facilities at all times,
and in such a manner, as necessary to comply with the effluent limits specified in the NPDES
Permit.
You are reminded that it is mandatory for the project to be constructed in accordance
with the North Carolina Sedimentation Pollution Control Act, and when applicable, the North
Carolina Dam Safety Act. In addition, the specifications must clearly state what the contractor's
responsibilities shall be in complying with these Acts.
Prior to entering into any contract(s) for construction, the recipient must have obtained all
applicable permits from the State.

Mr. Richard Durham
November 26, 2007
Page 3
Failure to abide by the requirements contained in this Authorization to Construct may
subject the Permittee to an enforcement action by the Division of Water Quality in accordance
with North Carolina General Statute 143-215.6A to 143-215 6C.
The issuance of this Authorization to Construct 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.
One (1) set of approved plans and specifications is being forwarded to you. If you have
any questions or need additional information, please contact Cecil G Madden, Jr., P.E. at
telephone number [phone].
Sincerely,
rVe- Coleen H. Sulli s
MM.kp
cc: Michael Crowley, P.E. — Crowley & Associates, Inc., Wake Forest
Lee County Health Department
DWQ Raleigh Regional Office, Surface Water Protection
Technical Assistance and Certification Unit
Daniel Blaisdell, P.E
Point Source Branch, NPDES Program
Cecil G. Madden, Jr., P.E
Michelle McKay, E.I.
ATC File

Carolina Trace Utilities
A To C No. 03883IA02
November 26, 2007
Engineer's Certification
I, , as a duly registered Professional Engineer in
the State of North Carolina, having been authorized to observe (periodically/weekly/full time)
the construction of the modifications and improvements to the Carolina Trace WWTP, located
on NCSR 1221 in Lee County for the Carolina Trace Utilities, hereby state that, to the best of my
abilities, due care and diligence was used in the observation of the following construction.
Installation of a mechanical bar screen with a bypass to an existing bar screen,
one 0.350 MGD circular package plant consisting of a 364,326 gallon aeration
basin, two 1,510 cfm blowers, a 36 foot diameter clarifier and a 78,419 gallon
aerobic digester, two 124 sqare foot traveling bridge filters, a UV disinfection
system consisting of two banks capable of disinfecting 1.75 MGD, and an 18 inch
discharge line, in conformity with the project plans, specifications, and other
supporting data subsequently filed and approved by the Department of
Environment and Natural Resources.
I certify that the construction of the above referenced project was observed to be built within
substantial compliance and intent of the approved plans and specifications.
We understand that the new limits associated with the modifications to expand to .675 MGD
now apply.
Signature
Date
Registration No.
Send to: Construction Grants & Loans
DENR/DWQ
1633 Mail Service Center
Raleigh, NC 27699-1633