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HomeMy WebLinkAboutNC0079821_Authorization to Construct_200806231� r � Y June 23, 2008 Mr. David K. Saunders Winston-Salem/Forsyth County Utility Commission 101 North Main Street, Suite 357 Winston-Salem, North Carolina 27101 Dear Mr. Saunders: Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality SUBJECT: Authorization to Construct A to C No. 079821 A02 Winston-Salem/Forsyth County Utility Commission R.A. Thomas WTP Forsyth County A letter of request for Authorization to Construct was received February 15, 2008, 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 Water Treatment Plant, with discharge of treated wastewater into Salem Creek in the Yadkin -Pee Dee River Basin. This authorization results in no increase in design or permitted capacity and is awarded for the construction of the following specific modifications: Installation of a 545,285 gallon flow equalization basin, four (4) 10 Hp, 730 gpm equalization basin pumps, a 75 ft diameter clarifier, three (3) 10 Hp, 250 gpm pumps to be installed in the existing residuals pumping station, a ten (10) ft diameter metering manhole, expansion of the two (2) existing residuals storage lagoons to a total of 2.08 million gallons and a new reinforced concrete and clay liner, 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. NCOO79821 issued July 14, 2004, and shall be subject to revocation unless the wastewater treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No. NCOO79821. 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. N!ON arolina dl alurn!/� North Carolina Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Phone (919) 733-7015 Customer Service InterneC w v.nmatemURW.oro 512 N. Salisbury St. Raleigh, NC 27604 FAX (919) 733-2496 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer— 500/6 Flecycledll 0% Post Consumer Paper Mr. David K. Saunders June 23, 2008 Page 2 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 wastewater treatment or disposal facilities. The Winston-Salem Regional Office, telephone number (336) 771-5000, 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: 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, III 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 T 15A: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. David K. Saunders June 23, 2008 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 Ken Pohlig, P.E. at telephone number (919) 715-6221. Sincerely, Coleen H. Sullins MM:kp cc: Kris Pennewell, P.E. — Black & Veatch, Charlotte Forsyth County Health Department DWQ Winston-Salem Regional Office, Surface Water Protection Technical Assistance and Certification Unit Point Source Branch, NPDES Program Daniel Blaisdell, P.E. Ken Pohlig, P.E. Michelle McKay, E.I. ATC File Winston-Salem/Forsyth County Utility Commission A to C No. 079821 AO 1 Issued January 23, 2006 Engineer's Certification I, Ps N � ew,5 t-►- , as a duly registere Professional Engineer in the State of North Carolina, having been authorized to observe (periodical) week4yf€tle•) the construction of the modifications and improvements to the R.A. Thomas Water Treatment Plant, located on Martin Luther King Jr. Drive in Forsyth County for the Winston-Salem/Forsyth County Utility Commission, hereby state that, to the best of my abilities, due care and diligence was used in the observation of the following construction: Sodium bisullite storage and chemical feed system, with schedule 80 PVC chemical feed piping to provide dechlorination, pursuant to the fast track application received on January 19, 2006, and in conformity with the Minimum Design Criteria for Dechlorination Facilities. 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. Signature Registration No Date os a3 ZaoLO Send to: Construction Grants & Loans DENR/DWQ 1633 Mail Service Center Raleigh, NC 27699-1633 FE CL•NED ,,•,;1111lii;�r •; :� .Rod'%,- �y • � � SEAS. 029397 4- PEN 'S131b� i