NC0026123_Authorization to Construct_19830525

.p•:i.w,jt •.
th Ca-(%-D'11r1(J I of Naturol,
Imun
K r.01
%esourcas ty Deveopmet
Jame=, o. Hunt, Jr., Gov4 rncj. J(Jse. h W. Grir,,sfey, Secretary
DIVISION OF 1.'NVIRONMENTAL MANAGE n_ NT May 25, 1953
Mr. Thomas J. McIntosh
City Manager
City of Asheboro
P. 0. Box 1106
Asheboro, North Carolina 27203
SUBJECT: Permit No. NCO026123
Authorization to Construct
City of Asheboro
Asheboro Wastewater Treatment Plant
Improvements (Revised Resign)
EPA Project No. C370403-02
Lear Air. McIntosh:
The final platis and specifications for the subject project have been
reviewed and found to be sa4isfactory. This Author {.zation-to-Construct
supersedes the Asttioriza:-ion--to-Construct issued August 20, 1952 foa: r. ►is
projecr6.. Authorization is hereby granted for the construction of improvements
cc expand the existing 4 MGD Asheboro Wastewater Treatj.::ent Plant Lo b MGD by
new construction of one manual and one mechanical bar screen, one aeraced
grit chamber, influent flow measuring, one primary clarifier, modifications
to the existing trickling filter pump station, a nitrification pump station,
two counter -current aeration nitrification basin systems, three final
clarifiers, return sludge valve vault, modifications to the existing chlorine
contact basiTi, cascade reaeration, flow measuring -monitoring equipment,
polymer/cauFtic feed and storage facilitiet�, new sludge thickening facilities
4ad im-rov ements to existing facilities, improvements to the existing
anaerobic diges:.ers, improvements to the existing maintenance laboratory
bi;ildings, and instrument and control equipment.
Do not proceed with construction until the Authorization -to -Award
package, EEO, and MBE documentation/certification has been reviewed, and
you are in receipt of our approval, if Federal Funding is desired for
project construction.
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 equiva-
lent to the classification assigned to the wastewater treatment facilities by the
Certification Commission. When a new chief operator midst be obtained to be in
responsible charge of the new facilities, it is required that this be done by the
ti.mE the construction of the 'facilities is 50% completed.

This Authorization to Construct is issued in accordance with Part III
paragraph C of NPDES Permit No. NCO026123 issued June 30, 1982,
and shall be subiect to revocation unless the uastewa=er treatment facilities
are constructed in accordance with the approved plans, ;recifications, support-
ing documents, and are in compliance with the conditions and limitations
specified in Permit No. N00026123.
During the construction of the proposed addition s;modifications, the Fermittee
shall continue to properly° maintain and operate the existing wastewater treat-
ment facilities at all times; and in such manner as necessary to comply with the
effluent limits specified i.n the NPDES Permit. The proposed nitrification
treatment system must be placed in complete operation prior to taking the
existing trickling filter pump station out of service for improvements.
The selling or free distribution of weL, dried, composted sludge or sludge
like materials from wastewater facilities without prior review and approval
by this Division, is illegal.
One (1) set of final approved plans and specifications is to be forwarded
to you, one (1) set to the Environmental Protection Agency (EPA), and two
(2) sets to tLe Corps of Engineers.
If you have any questions or need additional infonmatjon, please contact
Na. Bill Huai fwp-n , telephone number 919/ 733-690U.
Sincerely,
Original Signed By
FORREST R. WESTALL
FOR
Robert F. Helms
Director
cc: Randolph County Health Department
Moore, Gardner and Associates
Mr. Walter Taft
14r. William Mills
Mr. Russell Radf ord
Mr. Robert Joyce
Mr. Bobby Blcwe
11s. Erenda Chesson
W . W. S. Hoffman
Mr. Carmine Forcinito
FPA
GPF