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HomeMy WebLinkAboutNC0086070_Authorization to Construct_19980708A. Laughter, Austin and Associates, P.A. Engineering • Planning • Land Surveying 131 FOURTH AVENUE FAST JON H. LAUGHTER HENDERSONVLLJE, NORTH CAROLINA 28792 (704)692-9089 DONALD J. AUSTIN FAX (704) 693-8822 WATS 1-800-858-LAND COMPLETION CERTIFICATION A. PRESTON HOWARD, JR-, P.E., DIRECTOR Neater Quality Permits and Engineering Unit P.O. Box 29535 Raleigh, North Carolina 27626-0535 Project. FINAL COMPLETION CERTIFICATION Western North Carolina Justice Academy Wastewater Treatment and Disposal Henderson County, LAA Job No. 97-458 NCDEHNR Serial No. NCO086070 dated: effective January 1, 1998 Dear Mr. Howard: Below, please find a COMPLETION CERTIFICATION for the installation of 1) 0.030 MGD Wastewater Treatment Package Plant (aka Edneyvifle W WTP on U.S. Highway 64, Edneyville, Henderson County) located on -site to serve WNC Justice Academy being located at Edneyville, N.C. consisting of a dual train extended aeration package plant with bar screen, flow recorder, equalization basin, dual aeration basins, dual secondary clarifiers, tertiary filters, post aeration, disinfection, pre -filter chlorination, effluent flow measurement, and aerated sludge holding tank, and all other necessary appurtenances; 2) pre-treatment lift station with dual grinder pumps; 3) post -treatment pump station with 4" non -clog duplex effluent pumps; 4) a refrigerated peristaltic lift pumped composite sampler for effluents/influents with all-weather enclosure; 5) a 100 KW 277/480 v. Mobil Generator Set and related accc,ssorics ailu appartenaliccs. I, JON H. LAUGHTER, as a duly Registered Professional Engineer in the State of North Carolina, hereby certify that construction of the above referenced "permitted" project has been completed �q,sgbstantial compliance with the approved Plans and Specifications. ,�� CAfyo"' ��,"•EssrQN.,±�y1orth Carolina Registration Number 4066 Seal Qo SEAL 9` �:. Signature .,��' Date % —8 ;� r `���,;:'-, JON H. LAUGHTER d:\97458E\sewer\ltrs\oulgol�cer `U SSwwtuLdoI ,A 5 1998 bvH i ER OCALITY SECTION State of North Carolina Department of Environment and Natural Resources Division of Water Quality James B. Hunt, Jr., Governor Wayne McDevitt, Secretary A. Preston Howard, Jr., P.E., Director April 20, 1998 Mr. James S. Erwin, Jr. Director of the Henderson County Utilities Department 101 East Allen Street Hendersonville, North Carolina 28792 Dear Mr. Erwin: ALT.WMAI IT ED E N R Subject: Permit No. NCO086070 Authorization to Construct Western NC Justice Academy Henderson County A letter of request for an Authorization to Construct (ATC) was received January 16, 1998 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 and installation of the proposed 0.03 MGD wastewater treatment plant with outfall 001 discharging to Lewis Creek in the French Broad River Basin. Specifically, this ATC allows: • the installation of a 30,000 gpd dual train extended aeration package plant designed to operate in series or parallel. • the installation of blowers with the ability to provide a minimum of 250 SCFM with the largest blower out of service. • the installation of 7,300 gallons of aerated equalization tankage, bar screen, and pumps. • the installation of an inlet flow control box. • the installation of dual clarifiers (minimum of 64 SF and 2,430 gallons each). the installation of dual tertiary filters (minimum of 10 SF each) with: • sand and anthracite media, • air scour and backwash pumps, • 3,124 gallon clearwell, • mudwell and mudwell pumps. • the installation of 5,000 gallons of aerated sludge holding. • the installation of a chlorine tablet disinfection unit and 625 gallon_ contact chamber. • the installation of a tablet dechlorination unit. • the installation of post aeration. • the installation of audible and visual alarms. • the installation of a continuous recording flow meter and composite sampler. • the installation of potable water with backflow prevention and electrical power and lighting. • the installation of railings, service grating, and equipment cabinets, and • the installation of additional pumps, piping, valves, lift stations and control equipment. P.O. Box 29535, Raleigh, North Carolina 27626-0535 Telephone 919-733-5083 FAX 919-733-0719 An Equal Opportunity Affirmative Action Employer 86070 ATC 50% recycled/ 10% post -consumer paper NC Justice Academy NCO086070 To ensure reliable handling and treatment of wastewater produced from this facility and to safe -guard the community from exposure to untreated wastewater, the Division is issuing this ATC with the following condition: "The permittee shall install permanent on -site, automatically activated, standby power of sufficient capacity to operate all essential components of the wastewater treatment plant and lift stations." In addition, this ATC recommends the following: 1. All blowers be attached to a common air header line and individually valved. If component supply lines are also individually valved, greater flexibility of operation will be provided. 2. Since a detention tank for dechlorination is not required, redesign to create additional volume for the chlorine contact tank. This Authorization to Construct is issued in accordance with Part III, Paragraph C of NPDES No. NCO086070 issued December 1, 1997 and shall be subject to revocation unless the water treatment facilities are constructed in accordance with the conditions and limitations specified above, and in Permit No. NC0086070. Any sludge generated from this treatment facility 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 facility fails 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 water treatment or disposal facilities. The Asheville Regional Office, telephone number (704) 251-6208, shall be notified at least forty-eight (48) hours in advance of operation of the installed facilities so that an in -place 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 the Permits and Engineering Unit, P.O. Box 29535, Raleigh, NC 27626-0535. A copy of the approved plans and specifications shall be maintained on file by the Permittee for the life of the facility. 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. NC Justice Academy NC0086070 One (1) set of approved plans and specifications is being forwarded to you. If you have any questions or need additional information, please contact Steven D. Pellei, telephone number (919) 733-5083 extension 516. cc: Central Files Asheville Regional Office, Water Quality Training and Certification Unit NPDES Files Steven Pellei Sincerely, f"111- Preston Howard, Jr., P.E.