ML20236J654

Forwards Insp Repts 50-327/98-06 & 50-328/98-06 on 980426- 0606 & Notice of Violation.Violations Involved Failure to Perform ASME Section XI Stroke Time Testing of Motor Operated Valves

ML20236J654
Person / Time
Site:	Sequoyah
Issue date:	06/26/1998
From:	Christensen H NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
To:	Scalice J TENNESSEE VALLEY AUTHORITY
Shared Package
ML20236J656	List: ML20236J654 ML20236J659 ML20236J663
References
50-327-98-06, 50-327-98-6, 50-328-98-06, 50-328-98-6, EA-98-254, NUDOCS 9807080297
Download: ML20236J654 (5)

See also: IR 05000327/1998006

Text

{{#Wiki_filter:_ - _ _ _ _ _ _ - _ _ _ - - _ June 26, 1998 ! EA 98-254 Tennessee Valley. Authority l ATTN: Mr. J. A. Scalice l Chief Nuclear Officer and Executive Vice President i 6A Lookout Place 1101 Market Street . Chattanooga, TN 37402-2801 SUBJECT: NRC INTEGRATED INSPECTION REPORT 50-327/98-06 AND 50-328/98-06 AND NOTICE OF VIOLATION Dear Mr. Scalice: , 1 This refers to the inspection conducted on April 26 through June 6. 1998, at the Sequoyah Nuclear Plant facility. The enclosed report presents the results l of this inspection. .During the inspection period, your conduct of activities at the Sequoyah { facility-was generally characterized by good operations. However, negative findings were identified for a failure to locally monitor the turbine driven - auxiliary feedwater.pum) during a maintenance run and for tapping on a valve that had failed to stroce. The conduct of maintenance activities was considered to be good. However, a weakness was identified for a less than l effective program for identification of water intrusion into electrical i components. Engineering support was considered to be satisfactory. However, three violations were identified and are discussed briefly in the following paragraph and a weakness was identified for a water hammer event- that damaged a Unit 1 steam dump support. Plant support was considered to be good. ' However, a violation was identified in the security area and is discussed in the following paragraph. , Based on the results of this inspection, the NRC has determined that violations of NRC requirements occurred. The violations are cited in the enclosed Notice of Violation (NOV) and the circumstances sur. rounding them are described in detail in the subject inspection report. The violations involved failure to perform ASME Section XI stroke time testing of motor operated valves, failures request relief form ASME code requirements in a timely manner.' failure to Jerform an adequate safety analysis prior to implementation , of a plant design clange of the oxygen and hydrogen waste gas monitors, and 4 failure to properly control personnel security access at a sally port on four [ different occasions. You are recuired to respond to this letter and should , follow the instructions specifiec in-the enclosed Notice when preparing your ' response. The NRC will use your response. in part, to determine whether . 4 further enforcement action is necessary to ensure compliance with regulatory requirements. l 4 9807000297 9s % 7R ADOCK 05000327 N PDR j .. . . . . . _ . . .. . . . l

__ - _ __________ ___ __ _ __ _ _ _ _ _ - _ _ _ _ _ _ _ - _ _ _ - _ _ _ _ ___-_ _ ___ _ _-___ _ _ _ _ ____ - l TVA 2 In accordance with 10 CFR 2 790 of the NRC's " Rules of Practice." a co)y of this letter. .its enclosures, and your response will be placed in the NRC Public Document Room (POR). Sincerely. (Original signed by Harold O. Christensen) Harold O. Christensen. Chief Reactor Projects Branch 6 Division of Reactor Projects Docket Nos. 50-327. 50-328 License Nos. DPR-77. DPR-79 -Enclosures: 1. Notice of Violation 2. NRC Inspection Report cc w/encls: Senior Vice President Nuclear Operations Tennessee Valley Authority 6A Lookout Place 1101 Market Street Chattanooga. TN 37402-2801 Jack A. Bailey. Vice President Engineering and Technical Services Tennessee Valley Authority 6A Lookout Place 1101 Market Street Chattanooga, TN 37402-2801 Masoud Bajestani Site Vice President Sequoyah Nuclear Plant Tennessee Valley Authority P. O. Box 2000 Soddy-Daisy TN 37379 General Counsel Tennessee Valley Authority ET 10H 400 West Summit Hill Drive Knoxville, TN 37902 1 cc w/encls continued: See page 3 _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ . ___ . . _ _ . _ __ _ _ _ _ _ _

_ _ . _ _ _ ._ . _ - _ _ _ _ _ _ _ _ _ - _ - _ __ TVA 3 cc w/encis: Continued Raul R. Baron. General Manager Nuclear Assurance -Tennessee Valley Authority 4J Blue Ridge 1101 Market-Street Chattanooga. TN 37402-2801 Mark J. Burzynski. Manager Nuclear Licensing Tennessee Valley Authority 4J Blue Ridge 1101 Market Street Chattanooga TN 37402-2801 Pedro Salas Manager Licensing and Industry Affairs Sequoyah Nuclear Plant ' Tennessee Valley Authority P. O. Box 2000 i Soddy-Daisy. TN 37379 J.'T. Herron. Plant Manager Sequoyah Nuclear Plant Tennessee Valley Authority .P. O. Box 2000 Soddy Daisy. TN 37379 Michael H. Mobley. Director Division of Radiological Health , ! 3rd Floor. L and C Annex l 401 Church Street Nashville. TN 37243-1532 -County Executive , ' Hamilton County Courthouse Chattanooga TN 37402 Distribution w/encls: L. R. Plisco. RII R. W. Hernan. NRR F. Hebdon. NRR- W. C. Bearden. RII C. F. Smith. RII E. D. Testa. RII ) D.' H. Thompson. RII L. S. Mellen. RII PUBLIC Distribution w/encls continued: See page 4 i

_ _ - _ _ - .. . _ _ _ __ . _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - _ _ _ _ _ _ _ _ - _ - _ . --__ TVA- 4 Distribution w/encls: Continued NRC Resident Inspector, Operations U. S. Nuclear Regulatory Commission 1260 Nuclear Plant Road Spring City, TN 37381 NRC Resident Inspector Sequoyah Nuclear Plant U. S. Nuclear Regulatory Commission 2600 Igou Ferry Road Soddy-Daisy. TN 37379 ! l i

• See previous concurrence - attached

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06-24-1990 09:52AM FROM SEQUOYRH RESIDD4T OFFICE TO 14045624515 P.02 . TVA Distribution w/encls: Continued NRC Resident inspector, Operations U. S. Nuclear Regulatory Conaission 1260 Nuclear Plant Road Spring City, TN 37381

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