ML18036B078
| ML18036B078 | |
| Person / Time | |
|---|---|
| Site: | Browns Ferry  |
| Issue date: | 11/23/1992 |
| From: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | |
| Shared Package | |
| ML18036B077 | List: |
| References | |
| 50-260-92-38, 50-296-92-38, NUDOCS 9212020097 | |
| Download: ML18036B078 (2) | |
Text
ENCLOSURE 1
NOTICE OF VIOLATION Tennessee Valley Authority Browns Ferry Docket Nos.:
50-260 and 50-296 License Nos.:
DPR-52 AND DPR-58 During an NRC inspection conducted on November 2-6,
- 1992, a violation of NRC requirements was identified.
In accordance with the "General Statement of Policy and Procedure for NRC Enforcement Actions,"
10 CFR Part 2, Appendix C, the violation is listed below:
10 CFR Part 50, Appendix B, Criteria III, Design Control requires that design
- changes, including field changes, shall be subject to design control measures commensurate with those applied to the original design and be approved by the organization that performed the original design unless the applicant designates another responsible organization.
I TVA Nuclear Engineering procedure NEP-3. 1, Attachment 4, Page 1 of 1
states that design inputs, including information such as loads, temperature,...
shall be correctly selected
- current, referenced, and applied.
TVA Rigorous Analysis Handbook, Section No.
BFN-RAH-401, Rigorous Analysis Checklist requires that the correct support loads from the post processor output, or adjusted loads from hand calculations, have been transmitted to the support designer.
'I Contrary to the above, Support No. 2-47B464H0029 (Calculation No.
CD-f2070-881980) was not qualified per the latest stress calculation No.
CD-(2070-880983, Rev.
2.
- Instead, the support calculation qualified the support by using the stress loads from Rev.
1 of the stress calculation which were significantly lower than the latest stress loads.
This is a Severity Level IV violation (Supplement I).
Pursuant to the provisions of 10 CFR 2.201, Tennessee Valley Authority is hereby required to submit a written statement or explanation to the U.S.
Nuclear Regulatory Commission, ATTN:
Document Control
- Desk, Washington, D.C.
20555 with a copy to the Regional Administrator, Region II, and a copy to the NRC Resident Inspector at the facility that is the subject of this Notice, within 30 days of the date of the letter transmitting this Notice of Violation (Notice).
This reply should be clearly marked as a "Reply to a Notice of Violation" and should include for each violation:
(1) the reason for the violation, or, if contested, the basis for disputing the violation, (2) the corrective steps that have been taken and the results
- achieved, (3) the corrective steps that will be taken to avoid further violations, and (4) the date when full compliance will be achieved.
If an adequate reply is not received within the time specified in this Notice, an order or Demand for 9212020097 921123 PDR ADOCK 05000259 8
Information may be issued as to why the license should not be modified, suspended, or revoked, or why such other action as may be proper should not be taken.
Where good cause is shown, consideration will be given to extending the response time.
Dated at Atlanta, Georgia this 23rd day of November 1992