TXX-6142, Interim Deficiency Rept CP-86-81 Re balance-of-plant (BOP) safety-related Instrument Setpoints.Initially Reported on 861107.Calculations for BOP Setpoints Indicate Omissions of Required Data,Per Rev 1 to Reg Guide 1.105: Difference between revisions
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{{#Wiki_filter:Log # TXX-6142 File # 10110 907.6 TEXAS UTILITIES GENERATING COMPANY SKYWAY TOWER = 4e8 NORTH OLIVE STREET, LB. 88 . DALLAB. TEXAS 75301 December 5, 1986 hlY | {{#Wiki_filter:Log # TXX-6142 File # 10110 907.6 TEXAS UTILITIES GENERATING COMPANY SKYWAY TOWER = 4e8 NORTH OLIVE STREET, LB. 88. DALLAB. TEXAS 75301 December 5, 1986 hlY f | ||
= = = , | DEC ~ 91986 ' | ||
Mr. Eric H. Johnson, Director Division of Reactor Safety and Frojects | = = =, | ||
Mr. Eric H. Johnson, Director Division of Reactor Safety and Frojects g | |||
611 Ryan Plaza Drive, Suite 1000 | jj U. S. Nuclear Regulatory Commission | ||
/ | |||
L 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011 | |||
==SUBJECT:== | ==SUBJECT:== | ||
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES) | COMANCHE PEAK STEAM ELECTRIC STATION (CPSES) | ||
DOCKET NOS. 50-445 AND 50-446 B0P SAFETY RELATED INSTRUMENT SET POINTS SDAR: | DOCKET NOS. 50-445 AND 50-446 B0P SAFETY RELATED INSTRUMENT SET POINTS SDAR: | ||
CP-86-81 (INTERIM REPORT) | |||
==Dear Mr. Johnson:== | ==Dear Mr. Johnson:== | ||
On November 7,1986, we verbally notified your Mr. T. Westerman of a potentially reportable item involving the calculations for B0P Safety-related instrument setpoints indicating that omissions of required data or use of incorrect information occurred in performing the calculations required per Reg. Guide 1.105, Rev.1. This is an interim report of a potentially reportable item under the provisions of 10CFR50.55(e). | On November 7,1986, we verbally notified your Mr. T. Westerman of a potentially reportable item involving the calculations for B0P Safety-related instrument setpoints indicating that omissions of required data or use of incorrect information occurred in performing the calculations required per Reg. Guide 1.105, Rev.1. This is an interim report of a potentially reportable item under the provisions of 10CFR50.55(e). | ||
Evaluation of this issue, which is applicable to Units I and II, is being conducted by Stone & Webster Engineering Corporation. We anticipate submitting our next report by February 6, 1987. | Evaluation of this issue, which is applicable to Units I and II, is being conducted by Stone & Webster Engineering Corporation. We anticipate submitting our next report by February 6, 1987. | ||
Very truly yours, | Very truly yours, | ||
$f/8 mdst W. G. Counsil RDD/gj c - NRC Region IV (Original + 1 copy) | |||
Director, Inspection and Enforcement (15 copies) | Director, Inspection and Enforcement (15 copies) | ||
U. S. Nuclear Regulatory Commission Washington, D. C. 20555 8612160275 B y h 5 PDR | U. S. Nuclear Regulatory Commission Washington, D. C. | ||
Q | 20555 8612160275 B y h 5 PDR ADOCK O PDR S | ||
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Q s unvssioV or rms n?rrs tTirs rtrcrate cenursw | |||
.}} | |||
Latest revision as of 22:53, 3 December 2024
| ML20215D220 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 12/05/1986 |
| From: | Counsil W TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | Johnson E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| References | |
| RTR-REGGD-01.105, RTR-REGGD-1.105 CP-86-81, TXX-6142, NUDOCS 8612160275 | |
| Download: ML20215D220 (1) | |
Text
Log # TXX-6142 File # 10110 907.6 TEXAS UTILITIES GENERATING COMPANY SKYWAY TOWER = 4e8 NORTH OLIVE STREET, LB. 88. DALLAB. TEXAS 75301 December 5, 1986 hlY f
DEC ~ 91986 '
= = =,
Mr. Eric H. Johnson, Director Division of Reactor Safety and Frojects g
jj U. S. Nuclear Regulatory Commission
/
L 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NOS. 50-445 AND 50-446 B0P SAFETY RELATED INSTRUMENT SET POINTS SDAR:
CP-86-81 (INTERIM REPORT)
Dear Mr. Johnson:
On November 7,1986, we verbally notified your Mr. T. Westerman of a potentially reportable item involving the calculations for B0P Safety-related instrument setpoints indicating that omissions of required data or use of incorrect information occurred in performing the calculations required per Reg. Guide 1.105, Rev.1. This is an interim report of a potentially reportable item under the provisions of 10CFR50.55(e).
Evaluation of this issue, which is applicable to Units I and II, is being conducted by Stone & Webster Engineering Corporation. We anticipate submitting our next report by February 6, 1987.
Very truly yours,
$f/8 mdst W. G. Counsil RDD/gj c - NRC Region IV (Original + 1 copy)
Director, Inspection and Enforcement (15 copies)
U. S. Nuclear Regulatory Commission Washington, D. C.
20555 8612160275 B y h 5 PDR ADOCK O PDR S
fg_y}
Q s unvssioV or rms n?rrs tTirs rtrcrate cenursw
.