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| issue date = 03/31/1999
| issue date = 03/31/1999
| title = Monthly Operating Rept for Mar 1999 for DC Cook Nuclear Plant Unit 2.With 990408 Ltr
| title = Monthly Operating Rept for Mar 1999 for DC Cook Nuclear Plant Unit 2.With 990408 Ltr
| author name = CENTER J F, COOPER D E, MINOR J W
| author name = Center J, Cooper D, Minor J
| author affiliation = AMERICAN ELECTRIC POWER CO., INC.
| author affiliation = AMERICAN ELECTRIC POWER CO., INC.
| addressee name =  
| addressee name =  
Line 16: Line 16:


=Text=
=Text=
{{#Wiki_filter:CATEGORY 1 REGULA Y INFORMATION DISTRIBUTI
{{#Wiki_filter:CATEGORY 1 REGULA     Y INFORMATION DISTRIBUTI .,SYSTEM (RIDS) 4 ACCESSION NBR:9904210320           DOC.DATE: 99/03/31 NOTARIZED: NO                     DOCKET  ¹ FACIL:50-316 Donald C. Cook Nuclear Power Plant, Unit 2, Indiana                     M   05000316 AUTH.NAME,~           AUTHOR AFFILIATION MINOR,J.W.           American Electric Power Co., Inc.
.,SYSTEM (RIDS)4 ACCESSION NBR:9904210320 DOC.DATE: 99/03/31 NOTARIZED:
CENTER,J.F.           American Electric Power Co., Inc.
NO FACIL:50-316 Donald C.Cook Nuclear Power Plant, Unit 2, Indiana M AUTH.NAME,~AUTHOR AFFILIATION MINOR,J.W.
COOPER,D.E.           American Electric Power Co., Inc.
American Electric Power Co., Inc.CENTER,J.F.
RECIP.NAME           RECIPIENT AFFILIATION
American Electric Power Co., Inc.COOPER,D.E.
American Electric Power Co., Inc.RECIP.NAME RECIPIENT AFFILIATION DOCKET¹05000316


==SUBJECT:==
==SUBJECT:==
Monthlyoperating rept for Mar 1999 for DC Cook Nuclear Plant Unit 2..With 990408 ltr.DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SXZE: TITLE: Monthly Operating Report (per Tech Specs)NOTES: RECIPIENT ID CODE/NAME LPD3-1 PD INTERNAL: AEOD/SPD/RRAB OC/DBA/PAD EXTERNAL: LMITCO MARSHALL NRC PDR COPIES LTTR ENCL 1 1 1 1 1 1 1 1 1 1 RECIPIENT ID CODE/NAME STANG,J FILE CENTER 01 GN3 NOAC COPIES LTTR ENCL 1 1 1 1 1 1 1 1 D NOTE TO ALL"RIDS" RECIPIENTS:
Monthly operating rept for Mar 1999           for DC Cook Nuclear Plant Unit 2..With 990408         ltr.
PLEASE HELP US TO REDUCE WASTE.TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD)ON EXTENSION 415-2083 TOTAL NUMBER OF COPIES REQUIRED: LTTR 9 ENCL 9  
DISTRIBUTION CODE: IE24D         COPIES RECEIVED:LTR         ENCL       SXZE:
~J~~~American Electric~r CxkQdee P1ar>>One Cook Race M1 49106 61 64655901 U.S.Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C.20555 April 8, 1999 Gentlemen:
TITLE: Monthly Operating Report (per Tech Specs)
Pursuant to the requirements of Donald C.Cook Nuclear Plant Unit 2 Technical SpeciTication 6.9.1.8, the attached Monthly Operating Report for the Month of March 1999 is submitted.
NOTES:
Sine rely..Cooper Plant Manager ljc Attachment NRC Region III NRC Project Manager-NRR NRC Resident Inspector INPO Records Center ANI Nuclear Engineering Department R.P.Powers A.C.Bakken III D.F.Kunsemiller M.W.Rencheck P.A.Barrett Regulatory Licensing Manager D.H.Maiin W.H.Schalk D.G.Turner G.John D.R.Hahn-Department of Health S.Hamming-Department of Labor B.Lewis-McGraw-Hill Companies G.T.Gaffney-Canton D.W.Paul-Lancaster 99042i0320
RECIPIENT           COPIES              RECIPIENT            COPIES ID  CODE/NAME          LTTR ENCL          ID CODE/NAME         LTTR ENCL LPD3-1   PD               1      1      STANG,J                  1    1 INTERNAL: AEOD/SPD/RRAB               1      1      FILE  CENTER    01        1    1 OC/DBA/PAD               1      1        GN3                      1    1 EXTERNAL: LMITCO MARSHALL             1     1       NOAC                     1     1 NRC PDR                    1     1 D
'ir9033i PDR ADOCK 050003i6 R PDR AEI':~I rrrericn's Erretg)'nrlrrer-N.R.C.OPERATING DATA REPOR DOCKET NO.DATE COMPLETED BY TELEPHONE 50-316 April 7, 1999 JW Minor 616-465-5901 OPERATING STATUS 1.Unit Name 2.Reporting Period 3.Licensed Thermal Power (MWt)4.Name Plate Rating (Gross MWe)5.Design Electrical Rating (Net MWe)6.Maximum Dependable Capacity (GROSS M 7.Maximum Dependable Capacity (Net MWe)D.C.Cook Unit 2 Mar-99 3411 1133 1090 We)1100 1060 Notes: 8.If Changes Occur in Capacity Ratings (Items no.3 through 7)Since Last Report Give Reasons: 9.Power Level To Which Restricted, If Any (Net MWe): 10.Reasons For Restrictions, If Any: 11.Hours in Reporting Period 12.No.of Hrs.Reactor Was Critical 13.Reactor Reserve Shutdown Hours 14.Hours Generator on Line 15.Unit Reserve Shutdown Hours 16.Gross Thermal Energy Gen.(MWH)17.Gross Electrical Energy Gen.(MWH)18.Net Electrical Energy Gen.(MWH)19.Unit Service Factor 20.Unit Availability Factor 21.Unit Capacity Factor (MDC Net)22.Unit Capacity Factor (DER Net)23.Unit Forced Outage Rate This Month 744.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 Year-to-Date 2160.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 Cumulative 186240.0 121771.0 0.0 118153.4 0.0 366007650.4 118584640.0 114257779.0 64.2 64.2 58.5 57.0 20.6 24.Shutdowns Scheduled over Next Six Months (Type, Date, and Duration):
NOTE TO ALL "RIDS" RECIPIENTS:
None 25.If Shut Down At End of Report Period, Estimated Date of Startup: To be Determined.
PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 TOTAL NUMBER OF COPIES REQUIRED: LTTR               9   ENCL     9
26.Units in Test Status (Prior to Commercial Operation):
 
INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION Forecast Achieved 50-316 D.C.Cook Unit 2 April 7, 1999 JW Minor 616-465-5901 AVERAGE DAILY POWER LEVEL (MWe-Net)March 1999 DAY 3/1/99 3/2/99 3/3/99 3/4/99 3/5/99 3/6/99 3/7/99 3/8/99 3/9/99 3/10/99 3/11/99 3/12/99 3/1 3/99 3/14/99 3/15/99 3/1 6/99 AVERAGE DAILY POWER LEVEL 0 0 0 0 0 0 0 0 0 0 0 0~0 0 0 0 DAY 3/17/99 3/18/99 3/19/99 3/20/99 3/21/99 3/22/99 3/23/99 3/24/99 3/25/99 3/26/99 3/27/99 3/28/99 3/29/99 3/30/99 3/31/99 AVERAGE DAILY POWER LEVEL 0 0 0 0 0'0 0 0 0 0 0 0 0 0 DOCKET NO.UNIT NAME DATE COMPLETED BY TELEPHONE PAGE 50-316 D.C.Cook Unit 2 April 7, 1999 JF Center 616-697-5098 1 of1 MONTHLY OPERATING ACTIVITIES
~ ~
-March 1999 HIGHLIGHTS The unit entered this reporting period in Mode 5 at 0%RTP.The unit exited this reporting period in Mode 5 at 0%RTP.There were no challenges to the pressurizer safety valves or power operated relief valves.Gross electrical generation for the month of March was 0 MWh.DETAILS 03/01/99 Unit remained shutdown the entire reporting period to resolve design basis questions discovered during the NRC Architect and Engineering (AE)Inspection.
    ~ J~
American Electric CxkQdee       P1ar>>
                                          ~r One Cook Race M1 49106 61 64655901 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 April 8, 1999 Gentlemen:
Pursuant to the requirements of Donald C. Cook Nuclear Plant Unit 2 Technical SpeciTication 6.9.1.8, the attached Monthly Operating Report for the Month of March 1999 is submitted.
Sine rely
                .. Cooper Plant Manager ljc Attachment NRC Region III NRC Project Manager NRR NRC Resident Inspector INPO Records Center ANI Nuclear Engineering Department R.P. Powers A.C. Bakken III D.F. Kunsemiller M.W. Rencheck P.A. Barrett Regulatory Licensing Manager D.H. Maiin W.H. Schalk D.G. Turner G.John D.R. Hahn Department of Health S. Hamming Department of Labor B. Lewis McGraw-Hill Companies G.T. Gaffney - Canton D.W. Paul - Lancaster 99042i0320 'ir9033i PDR   ADOCK 050003i6 R                           PDR AEI': ~I rrrericn's Erretg)'nrlrrer-
 
N.R.C. OPERATING DATA REPOR DOCKET NO.             50-316 DATE                  April 7, 1999 COMPLETED BY          JW Minor TELEPHONE              616-465-5901 OPERATING STATUS                                                     Notes:
: 1. Unit Name                                   D. C. Cook Unit 2
: 2. Reporting Period                                       Mar-99
: 3. Licensed Thermal Power (MWt)                           3411
: 4. Name Plate Rating (Gross MWe)                         1133
: 5. Design Electrical Rating (Net MWe)                     1090
: 6. Maximum Dependable Capacity (GROSS MWe)                1100
: 7. Maximum Dependable Capacity (Net MWe)                 1060
: 8. If Changes Occur in Capacity Ratings (Items no. 3 through 7) Since Last Report Give Reasons:
: 9. Power Level To Which Restricted, If Any (Net MWe):
: 10. Reasons For Restrictions, If Any:
This Month              Year-to-Date                  Cumulative
: 11. Hours in Reporting Period                     744.0                  2160.0                    186240.0
: 12. No. of Hrs. Reactor Was Critical                 0.0                      0.0                    121771.0
: 13. Reactor Reserve Shutdown Hours                 0.0                      0.0                        0.0
: 14. Hours Generator on Line                         0.0                      0.0                    118153.4
: 15. Unit Reserve Shutdown Hours                     0.0                      0.0                        0.0
: 16. Gross Thermal Energy Gen. (MWH)                 0.0                      0.0                  366007650.4
: 17. Gross Electrical Energy Gen. (MWH)               0.0                      0.0                  118584640.0
: 18. Net Electrical Energy Gen. (MWH)                 0.0                     0.0                   114257779.0
: 19. Unit Service Factor                            0.0                     0.0                       64.2
: 20. Unit Availability Factor                        0.0                     0.0                       64.2
: 21. Unit Capacity Factor (MDC Net)                  0.0                     0.0                       58.5
: 22. Unit Capacity Factor (DER Net)                  0.0                     0.0                       57.0
: 23. Unit Forced Outage Rate                        100.0                     100.0                     20.6
: 24. Shutdowns Scheduled over Next Six Months (Type, Date, and Duration):
None
: 25. If Shut Down At End of Report Period, Estimated Date of Startup:
To be Determined.
: 26. Units in Test Status (Prior to Commercial Operation):
Forecast                Achieved INITIALCRITICALITY INITIALELECTRICITY COMMERCIAL OPERATION
 
50- 316 D.C. Cook Unit 2 April 7, 1999 JW Minor 616-465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net)
March 1999 DAY   AVERAGE DAILY                        DAY  AVERAGE DAILY POWER LEVEL                                POWER LEVEL 3/1/99         0                            3/17/99         0 3/2/99         0                            3/18/99         0 3/3/99         0                            3/19/99         0 3/4/99         0                            3/20/99         0 3/5/99         0                            3/21/99         0 3/6/99                                     3/22/99 0
3/7/99         0                            3/23/99         0 3/8/99         0                            3/24/99         0 3/9/99         0                            3/25/99         0 3/10/99         0                            3/26/99         0 3/11/99         0                            3/27/99         0 3/12/99         0                            3/28/99         0 3/1 3/99     ~ 0                            3/29/99         0 3/14/99         0                            3/30/99         0 3/15/99         0                            3/31/99         0 3/1 6/99       0
 
DOCKET NO.               50 - 316 UNIT NAME                D.C. Cook Unit 2 DATE                      April 7, 1999 COMPLETED BY              JF Center TELEPHONE                616-697-5098 PAGE                      1 of1 MONTHLYOPERATING ACTIVITIES - March 1999 HIGHLIGHTS The unit entered this reporting period in Mode 5 at 0% RTP.
The unit exited this reporting period in Mode 5 at 0% RTP.
There were no challenges to the pressurizer safety valves or power operated relief valves.
Gross electrical generation for the month of March was 0 MWh.
DETAILS 03/01/99                             Unit remained shutdown the entire reporting period to resolve design basis questions discovered during the NRC Architect and Engineering (AE)
Inspection.
All time entries are Eastern Standard Time (EST).
All time entries are Eastern Standard Time (EST).
DOCKET NO.UNIT NAME DATE COMPLETED BY TELEPHONE PAGE 50-316 D.C.Cook Unit 2 April 7, 1999 JF Center 616-697-5098 1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS
 
-March 1999 METHOD OF SHUTTING LICENSEE DURATION DOWN EVENT SYSTEM COMPONENT NO.DATE TYPE'OURS REASON REACTOR REPORT NO.CODE CODE CAUSE AND CORRECTIVE ACTION TO PREVENT RECURRENCE 335 010798 F 744.0 N/A N/A N/A The unit remained shutdown to resolve design basis questions discovered during the NRC Architect and'Engineering (AE)Inspection.
DOCKET NO.             50- 316 UNIT NAME              D.C. Cook Unit 2 DATE                    April 7, 1999 COMPLETED BY            JF Center TELEPHONE                616-697-5098 PAGE                    1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS March 1999 METHOD OF SHUTTING     LICENSEE DURATION                   DOWN         EVENT       SYSTEM     COMPONENT               CAUSE AND CORRECTIVE ACTION NO. DATE TYPE'OURS             REASON     REACTOR       REPORT NO. CODE       CODE                         TO PREVENT RECURRENCE 335   010798 F     744.0                                     N/A         N/A       N/A                 The unit remained shutdown to resolve design basis questions discovered during the NRC Architect and'Engineering (AE)
1 TYPE: F: Forced S: Scheduled 2 REASON: A: Equipment Failure (Explain)B: Maintenance or Test C: Refueling D: Regulatory Restriction E: Operator Training and License Examination F: Administrative G: Operational Error (Explain)H: Other (Explain)3 METHOD: 1: Manual 2: Manual Scram 3: Automatic Scram 4: Other (Explain)4 SYSTEM: Exhibit G-Instructions for preparation of data entry sheets for Licensee Event Report (LER)File (NUREG 0161)5 COMPONENT:
Inspection.
Exhibit I: Same Source}}
1 TYPE:         2 REASON:                              3 METHOD:                4 SYSTEM:                                    5 COMPONENT:
F: Forced       A: Equipment Failure (Explain)         1: Manual                Exhibit G - Instructions                      Exhibit I: Same Source S: Scheduled    B: Maintenance or Test                 2: Manual Scram          for preparation of data C: Refueling                           3: Automatic Scram        entry sheets for Licensee D: Regulatory Restriction             4: Other (Explain)        Event Report (LER) File E: Operator Training and                                         (NUREG 0161)
License Examination F: Administrative G: Operational Error (Explain)
H: Other (Explain)}}

Latest revision as of 02:13, 4 February 2020

Monthly Operating Rept for Mar 1999 for DC Cook Nuclear Plant Unit 2.With 990408 Ltr
ML17325B549
Person / Time
Site: Cook American Electric Power icon.png
Issue date: 03/31/1999
From: Center J, Cooper D, Minor J
AMERICAN ELECTRIC POWER CO., INC.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9904210320
Download: ML17325B549 (6)
v • d • e


Text

CATEGORY 1 REGULA Y INFORMATION DISTRIBUTI .,SYSTEM (RIDS) 4 ACCESSION NBR:9904210320 DOC.DATE: 99/03/31 NOTARIZED: NO DOCKET ¹ FACIL:50-316 Donald C. Cook Nuclear Power Plant, Unit 2, Indiana M 05000316 AUTH.NAME,~ AUTHOR AFFILIATION MINOR,J.W. American Electric Power Co., Inc.

CENTER,J.F. American Electric Power Co., Inc.

COOPER,D.E. American Electric Power Co., Inc.

RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Monthly operating rept for Mar 1999 for DC Cook Nuclear Plant Unit 2..With 990408 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SXZE:

TITLE: Monthly Operating Report (per Tech Specs)

NOTES:

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL LPD3-1 PD 1 1 STANG,J 1 1 INTERNAL: AEOD/SPD/RRAB 1 1 FILE CENTER 01 1 1 OC/DBA/PAD 1 1 GN3 1 1 EXTERNAL: LMITCO MARSHALL 1 1 NOAC 1 1 NRC PDR 1 1 D

NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 TOTAL NUMBER OF COPIES REQUIRED: LTTR 9 ENCL 9

~ ~

~ J~

American Electric CxkQdee P1ar>>

~r One Cook Race M1 49106 61 64655901 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 April 8, 1999 Gentlemen:

Pursuant to the requirements of Donald C. Cook Nuclear Plant Unit 2 Technical SpeciTication 6.9.1.8, the attached Monthly Operating Report for the Month of March 1999 is submitted.

Sine rely

.. Cooper Plant Manager ljc Attachment NRC Region III NRC Project Manager NRR NRC Resident Inspector INPO Records Center ANI Nuclear Engineering Department R.P. Powers A.C. Bakken III D.F. Kunsemiller M.W. Rencheck P.A. Barrett Regulatory Licensing Manager D.H. Maiin W.H. Schalk D.G. Turner G.John D.R. Hahn Department of Health S. Hamming Department of Labor B. Lewis McGraw-Hill Companies G.T. Gaffney - Canton D.W. Paul - Lancaster 99042i0320 'ir9033i PDR ADOCK 050003i6 R PDR AEI': ~I rrrericn's Erretg)'nrlrrer-

N.R.C. OPERATING DATA REPOR DOCKET NO. 50-316 DATE April 7, 1999 COMPLETED BY JW Minor TELEPHONE 616-465-5901 OPERATING STATUS Notes:

1. Unit Name D. C. Cook Unit 2
2. Reporting Period Mar-99
3. Licensed Thermal Power (MWt) 3411
4. Name Plate Rating (Gross MWe) 1133
5. Design Electrical Rating (Net MWe) 1090
6. Maximum Dependable Capacity (GROSS MWe) 1100
7. Maximum Dependable Capacity (Net MWe) 1060
8. If Changes Occur in Capacity Ratings (Items no. 3 through 7) Since Last Report Give Reasons:
9. Power Level To Which Restricted, If Any (Net MWe):
10. Reasons For Restrictions, If Any:

This Month Year-to-Date Cumulative

11. Hours in Reporting Period 744.0 2160.0 186240.0
12. No. of Hrs. Reactor Was Critical 0.0 0.0 121771.0
13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0
14. Hours Generator on Line 0.0 0.0 118153.4
15. Unit Reserve Shutdown Hours 0.0 0.0 0.0
16. Gross Thermal Energy Gen. (MWH) 0.0 0.0 366007650.4
17. Gross Electrical Energy Gen. (MWH) 0.0 0.0 118584640.0
18. Net Electrical Energy Gen. (MWH) 0.0 0.0 114257779.0
19. Unit Service Factor 0.0 0.0 64.2
20. Unit Availability Factor 0.0 0.0 64.2
21. Unit Capacity Factor (MDC Net) 0.0 0.0 58.5
22. Unit Capacity Factor (DER Net) 0.0 0.0 57.0
23. Unit Forced Outage Rate 100.0 100.0 20.6
24. Shutdowns Scheduled over Next Six Months (Type, Date, and Duration):

None

25. If Shut Down At End of Report Period, Estimated Date of Startup:

To be Determined.

26. Units in Test Status (Prior to Commercial Operation):

Forecast Achieved INITIALCRITICALITY INITIALELECTRICITY COMMERCIAL OPERATION

50- 316 D.C. Cook Unit 2 April 7, 1999 JW Minor 616-465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net)

March 1999 DAY AVERAGE DAILY DAY AVERAGE DAILY POWER LEVEL POWER LEVEL 3/1/99 0 3/17/99 0 3/2/99 0 3/18/99 0 3/3/99 0 3/19/99 0 3/4/99 0 3/20/99 0 3/5/99 0 3/21/99 0 3/6/99 3/22/99 0

3/7/99 0 3/23/99 0 3/8/99 0 3/24/99 0 3/9/99 0 3/25/99 0 3/10/99 0 3/26/99 0 3/11/99 0 3/27/99 0 3/12/99 0 3/28/99 0 3/1 3/99 ~ 0 3/29/99 0 3/14/99 0 3/30/99 0 3/15/99 0 3/31/99 0 3/1 6/99 0

DOCKET NO. 50 - 316 UNIT NAME D.C. Cook Unit 2 DATE April 7, 1999 COMPLETED BY JF Center TELEPHONE 616-697-5098 PAGE 1 of1 MONTHLYOPERATING ACTIVITIES - March 1999 HIGHLIGHTS The unit entered this reporting period in Mode 5 at 0% RTP.

The unit exited this reporting period in Mode 5 at 0% RTP.

There were no challenges to the pressurizer safety valves or power operated relief valves.

Gross electrical generation for the month of March was 0 MWh.

DETAILS 03/01/99 Unit remained shutdown the entire reporting period to resolve design basis questions discovered during the NRC Architect and Engineering (AE)

Inspection.

All time entries are Eastern Standard Time (EST).

DOCKET NO. 50- 316 UNIT NAME D.C. Cook Unit 2 DATE April 7, 1999 COMPLETED BY JF Center TELEPHONE 616-697-5098 PAGE 1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS March 1999 METHOD OF SHUTTING LICENSEE DURATION DOWN EVENT SYSTEM COMPONENT CAUSE AND CORRECTIVE ACTION NO. DATE TYPE'OURS REASON REACTOR REPORT NO. CODE CODE TO PREVENT RECURRENCE 335 010798 F 744.0 N/A N/A N/A The unit remained shutdown to resolve design basis questions discovered during the NRC Architect and'Engineering (AE)

Inspection.

1 TYPE: 2 REASON: 3 METHOD: 4 SYSTEM: 5 COMPONENT:

F: Forced A: Equipment Failure (Explain) 1: Manual Exhibit G - Instructions Exhibit I: Same Source S: Scheduled B: Maintenance or Test 2: Manual Scram for preparation of data C: Refueling 3: Automatic Scram entry sheets for Licensee D: Regulatory Restriction 4: Other (Explain) Event Report (LER) File E: Operator Training and (NUREG 0161)

License Examination F: Administrative G: Operational Error (Explain)

H: Other (Explain)

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