ML14175B272
| ML14175B272 | |
| Person / Time | |
|---|---|
| Site: | Robinson  |
| Issue date: | 03/18/1981 |
| From: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | |
| Shared Package | |
| ML14175B269 | List: |
| References | |
| 50-261-80-39, NUDOCS 8105060185 | |
| Download: ML14175B272 (1) | |
Text
APPENDIX A NOTICE OF VIOLATION Carolina Power and Light Company Docket. No. 50-261 H. B. Robinson License No-. OPR-23 As a result. of the inspection conducted-on December 23-31,
- 1980, and in accordance with the Interim Enforcement. Policy, 45' FR 66754 (October 7, 1980),
the following violation was identified.
As required-by 10 CFR 50.59(a)(1) changes are allowed to be made to the facility as described in the safety analysis report unless the proposed change: involves an unreviewed. safety question.
FSAR Section 7.2 states that primary protection for-the-dropped RCC accident is the rod bottom signal derived for each rod from its individual position indication-system. -FSAR Section-14.1.4, Rod Cluster Control Assembly Drop, describes normal opera tion of the rod: drop signal from any rod position indication channel as initiating protective-actiorr by reducing turbine load by a preset amount. and blocking of further-automatic rod. withdrawal.
Contrary to the above, for approximately ten days up to and-including December 22,, 1980, the turbine runback and automatic rod withdrawal blocks from any individual rod-position indicator has been defeated.. A review to determine if the-changer constituted an unreviewed safety question was not performed.
This is a Severity Level IV Violation (Supplement 1.0.1.).
Pursuant to the provisions of 10' CFR 21.201., you are hereby required.to submit to this office-w-ithin twenty-five days of the date of this Notice, a written state ment or explanation in reply,. including: (1) admission or denial of the alleged violation; (Z). the. reasons for the violation if admitted; (3) the-corrective steps which have been taken and the results achieved; (4) corrective steps which will be taken-to avoid further violations; and (5) the date when full compliance will be achieved.
Under-the authority of' Section 182 of the Atomic Energy Act of 1954-, a-s amended, this response. shall be submitted under oath or affirmation.
Date: MAR1 81981