NC0041696_authorization to construct_20000623

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NCDENR
JAMES B. HUNT JR.
GOVERNOR:'
BILL HOLMAN
SECRETARY
KERRT. STEVENS
DIRECTOR
NORTH CAROLINA DEPARTMENT OF
ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
June 23, 2000
Mr. Jeffrey V. Morse, Town Manager
Town of Valdese
P.O. Box 339
Valdese, North Carolina 28690-0339
SUBJECT: Permit No. 041696ACA
Authorization to Construct
Wastewater Treatment Facilities
Lake Rhodhiss WWTP
Project No. CS370396-07
Burke County
Dear Mr. Morse:
The final plans and specifications for the subject project have been reviewed and
found satisfactory.
Authorization is hereby granted for the construction of a headworks bypass
structure with manual bar screen, construction of two anoxic basins (0.34 Mgal. each)
with splitter box, construction of a 110-foot diameter secondary clarifier, construction of
RAS/WAS pump station, construction of a clarifier splitter box, construction of a
dechlorination building with sulfur dioxide feed equipment, and installation of a
SCADA system. Authorization is also granted for modifications to the plant headworks,
pump station, primary clarifiers, aeration equipment, secondary clarifiers, polymer feed
system, sludge thickeners, chlorine contact basins, and chlorine feed system.
This Authorization to Construct does not alter the current permitted capacity of
the Valdese treatment facilities, which will remain at 7.5 MGD. Expansion to 10.5 ..
MGD will require a modified NPDES Permit and increased capacity in the following
areas: influent pumping, aeration equipment, plant outfall, and solids handling.
When funding is desired, construction should not proceed until the
Authorization -to -Award package, EEO, and MBE documentation/certification have been
reviewed and you are in receipt of our approval.
CONSTRUCTION GRANTS & LOANS SECTION
1633 MAIL SERVICE CENTER. RALEIGH, NORTH CAROLINA 27699-1633
PHONE [phone] FAX [phone]
AN EQUAL OPPORTUNITY / AFFIRMATIVE ACTION EMPLOYER - 5O%.ECYCLE0/1O% POST -CONSUMER PAPER

The Permittee shall employ a State certified wastewater treatment plant operator to be in
responsible charge of the wastewater treatment facilities. Such operator must hold a valid State
Certificate of the grade at least equivalent to the classification assigned to the wastewater treatment
facilities by the Certification Commission. When a new chief operator must be obtained to be in
responsible charge of the new facilities, it is required that this be done by the time the construction
of the facilities is 50% complete.
The Authorization -to -Construct is issued in accordance with Part III, of NPDES Permit No.
NC0041696. issued April 28, 1995 and shall be subject to revocation unless the wastewater
treatment facilities are constructed in accordance with the approved plans. specifications, and
supporting documents; and are in compliance with the conditions and limitations specified in Permit
No. NC0041696.
The Permittee shall have an acceptable sludge analysis and a sludge toxicity analysis which
have been approved by the Division of Water Quality prior to the disposal of any sludge from the
new wastewater treatment plant. Copies of the analyses, supporting documents, and approvals shall
be submitted to the Division of Water Quality's Asheville Regional Office.
The disposing, selling or free distribution of wet, dried, composted sludge or sludge -like
materials from wastewater facilities without prior review and approval by this Division is illegal.
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.
One (1) set of final approved plans and specifications is to be forwarded to you for your
files. The copy of the approved plans and specifications shall be maintained on file by the Owner
for the life of the project.
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 approved plans and specifications. Mail the Certification to
the DMU Unit, Construction Grants and Loans/DENR, 1633 Mail Service Center, Raleigh, North
Carolina 27699-1633. (Engineer's Certification Form is attached.)
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If you have any questions or need additional information, please contact Mr. Cecil G.
Madden, Jr., P.E. [phone].
Attachment to all cc's
sdp:nw
cc: The Wooten Company
)?.Ave Goodrich/NPDES Unit files
DWQ Asheville Regional Office
Technical Assistance & Certification
Amy Simes, P.E.
Robert Massengill, P.E.
Daniel Blaisdell, P.E.
Don Evans
Valerie Lancaster
DWQ Central Files
DMU
SRF
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Sincerely,
DFHR - VO. ER QUALITY
POINT SOURCE UANC;H