ML14181A224
| ML14181A224 | |
| Person / Time | |
|---|---|
| Site: | Robinson  |
| Issue date: | 05/20/1994 |
| From: | Jerrica Johnson NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | Hinnant C CAROLINA POWER & LIGHT CO. |
| References | |
| NUDOCS 9406060140 | |
| Download: ML14181A224 (22) | |
Text
MAY 2 0 1994 Docket No.:
50-261 License No.:
DPR-23 Carolina Power and Light Company ATTN: Mr. C. S. Hinnant Vice President H. B. Robinson Steam Electric Plant Unit 2 P. 0. Box 790 Hartsville, SC 29550-0790 Gentlemen:
SUBJECT:
ENFORCEMENT CONFERENCE - ROBINSON This refers to the enforcement conference conducted in the Region II Office on May 16, 1994. The purpose of the conference was to discuss the apparent violation of the at-the-controls area being left unattended for a short period of time. A list of attendees and a copy of your slides are enclosed.
In accordance with Section 2.790 of the NRC's "Rules of Practice," Part 2, Title 10, Code of Federal Regulations, a copy of this letter and its enclosures will be placed in the NRC Public Document Room.
Should you have any questions concerning this letter, please contact us.
Sincerely, Original signed by:
Johns P. Jaudon/for Jon R. Johnson, Acting Director Division of Reactor Projects
Enclosures:
- 1. List of Attendees
- 2. Licensee Slides cc w/encls:
M. P. Pearson Plant Manager H. B. Robinson Steam Electric Plant P. 0. Box 790 Hartsville, SC 29550 (cc w/encls cont'd - See page 2) 9406060140 940520 PDR ADOCK 05000261 0
MAY 2 01994 Carolina Power and Light Company 2
(cc w/encls cont'd)
H. W. Habermeyer, Jr.
Vice President Nuclear Services Department Carolina Power & Light Company P. 0. Box 1551 - Mail 0HS7 Raleigh, NC 27602 R. Krich, Manager Regulatory Compliance H. B. Robinson Steam Electric Plant P. 0. Box 790 Hartsville, SC 29550 Max Batavia, Chief Bureau of Radiological Health Dept. of Health and Environmental Control 2600 Bull Street Columbia, SC 29201 Dayne H. Brown, Director Division of Radiation Protection N. C. Department of Environment, Commerce & Natural Resources P. 0. Box 27687 Raleigh, NC 27611-7687 H. Ray Starling Manager - Legal Department Carolina Power and Light Co.
P. 0. Box 1551 Raleigh, NC 27602 Karen E. Long Assistant Attorney General State of North Carolina P. 0. Box 629 Raleigh, NC 27602 Robert P. Gruber Executive Director Public Staff - NCUC P. 0. Box 29520 Raleigh, NC 27626-0520 Public Service Commission State of South Carolina P. 0. Box 11649 Columbia, SC 29211 bcc w/encls:
(See page 3)
MAY 20 1994 Carolina Power and Light Company 3
bcc w/encls:
H. Christensen, RH B. Mozafari, NRR Document Control Desk NRC Resident Inspector U. S. Nuclear Regulatory Commission Route 5, Box 413 Hartsville, SC 29550 SEND OFC RII:DRP RII:DRP TO NAME JStarefos:tj HChristens_
PDR?
DATE 05/
/94 05L
/94
/
/94
/
/94
/
/94 Yes No COPY?
Yes No No Yes No Yes No Yes No OFFICIAL CORD COPY MENT NAME: P:\\ROBIN.ENF
ENCLOSURE 1 List of Attendees Nuclear Regulatory Commission:
S. D. Ebneter, Regional Administrator, Region II (RH)
A. F. Gibson, Director, Division of Reactor Safety (DRS) RH J. R. Johnson, Acting Director, Division of Reactor Projects (DRP), RH B. Uryc, Director, Enforcement and Investigation Coordination Staff (EICS),
RII W. H. Bateman, Director, Project Directorate II-1, Office of Nuclear Reactor Regulation (NRR)
H. 0. Christensen, Acting Chief, Reactor Projects Branch 1, DRP, RH W. T. Orders, Senior Resident Inspector - Robinson, DRP, RH L. J. Watson, Enforcement Specialist, EICS, RH L. L. Lawyer, Operator Licensing, DRS, RH D. C. Payne, Operator Licensing, DRS, RH J. L. Starefos, Project Engineer, DRP, RH Licensee Attendees:
W. Orser, Executive Vice President C. Hinnant, Vice President, Robinson R. Moore, Manager, Operations, Robinson R. Krich, Manager, Regulatory Affairs, Robinson M. Herrell, Acting Plant Manager D. McCaskill, Shift Supervisor, Robinson M. Evans, Reactor Operator, Robinson J. Metts, Reactor Operator, Robinson
ENCLOSURE 2 Carolina Power & Light Cornpany Hl. B. Robinson Steam Electric Plant, Unit 2 NRC Enforcement Conference May 16, 1994 CP&L
Operator Leaving The Controls Introduction C. S. Hinnant Background/Event Summary R. S. Evans Identification/Cause R. 0. Moore Safety Significance R. 0. Moore Self-Assessment M. E. Herrell Corrective Actions M. E. Herrell Conclusion C. S. Hinnant Page I
Operator Leaving The Controls Introduction C. S. Hinnant Background/Event Summary R. S. Evans Identification/Cause R. 0. Moore Safety Significance R. 0. Moore Self-Assessment M. E. Herrell Corrective Actions M. E. Herrell Conclusion C. S. Hinnant Page 2
Operator Leaving The Controls Background/Event Summary
- Specific Event - April 22, 1994, Approximately 4:00 p.m.
- Normal Control Room Shift Composition
- Shift Supervisor, Senior Reactor Operator (SRO), 2 Reactor Operators (ROs), And The Shift Technical Advisor (STA)
- Plant Stable At 100% Power
- SRO Touring Plant
- Control RO Relieved By Balance Of Plant (BOP) RO
- BOP RO Became Only Licensed Individual "At The Controls" I
f 1M11/-31, /11121 Page 3
Operator Leaving The Controls Background/Event Summary (Continued)
- BOP Operator Leaves Area To Return Key To SS Office
- STA And Reactor Engineer Were Present In "At The Controls" Area
- STA Notices BOP Operator Leaving
- BOP Operator Immediately Returns
- Approximately 5 - 10 Seconds With No Licensed Operator In The "At The Controls" Area
- Senior Site Management Informed Immediately Page 4
Operator Leaving The Controls H.B.ROSINSON STEAM ELECTRIC PLANT UNIT #2 CONTROL ROOM O
K BOP DESK KEY LOCKER S
OFFICE S
00 Page 5 CONTROL OPERATOR'S WATCH STATION
Operator Leaving The Controls Introduction C. S. Hinnant Background/Event Summary R. S. Evans Identification/Cause R. 0. Moore Safety Significance R. 0. Moore Self-Assessment M. E. Herrell Corrective Actions M. E. Herrell Conclusion C. S. Hinnant Page 6
Operator Leaving The Controls Identification/Cause
- Identification
- Event Was Self-Identified
- Immediate Corrective Actions
- RO Was Counselled
- Qualified STA Begins Event Evaluation
- Primary Cause
- Less Than Adequate Self-Checking And Attention to Detail By The RO
- Contributing Cause
- Less Than Adequate Turnover By ROs
~
-~-~-~'-~Page 7
Operator Leaving The Controls Safety Significance
- There Was No Actual Adverse Safety Impact
- Short Time Duration Of Event - Approximately 5 - 10 Seconds
- Steady State Operations
- RO Would Have Heard Alarms And Could Have Responded
- Less Than Adequate Self-Checking And Attention To Detail Is A Concern
- 0.
WE r/1ffAI, 110"/M 7011 13Page 8
Operator Leaving The Controls Introduction C. S. Hinnant Background/Event Summary R. S. Evans Identification/Cause R. 0. Moore Safety Significance R. 0. Moore Self-Assessment M. E. Herrell Corrective Actions M. E. Herrell Conclusion C. S. Hinnant Page 9
Operator Leaving The Controls Self-Assessment
- Assessment Team Established
- Team Composed Of Operations Crew Involved In Event
- HPES Coordinator Assisted Crew With Root Cause Analysis
- Operating Crew Selected To Reinforce Management Expectations
- Accountability
- Responsibility
- Ownership C
g4 Page 10
Operator Leaving The Controls Self-Assessment (Continued)
- Assessment Team Reviewed Previous Similar Occurrences
- Events Involving Operations Personnel Performance Issues Over Past Two Years
- Included Events That Were Self-Identified/Identified By Outside Groups
- Results Of Review
- Number Of Identified Events Has Increased During 1994
- Threshold For Event Documentation Has Been Lowered
- Increased Number Of Self-Identified Events
- Management Actions Failed To Correct Performance Trend NO',I V.//
0/1 MPage I I
Operations Plant Operational Activities by Cause Adverse Condition Reports (ACRs)
Work PracticeS 34.1%
Includes Causes Due To Inadequate Self-Checking Verb Comm Written Proc/Doc 16.9%
25.8%
Total Population 102 ACRs March 1993 - March 1994 Page 12
Operations Plant Operational Activities by Cause Adverse Condition Reports Work Practices 34.1 %
Includes Causes Due To Inadequate Self-Checking Supy Methods 2.9%
Man-Machine Inter 3.5%
Train/Qual 2.9%
Mgmt Methods 2.2%
Verb Comm 16.9%
Written Proc/Doc 25.8%
Unknown 9.2%
Unknown 2.50/o (Eval. Complete)
(Eval. Not Complete)
March 1993 - March 1994
Operator Leaving The Controls Self-Assessment (Continued)
- Common Cause Of Reviewed Events
- Lack Of Adequate Self-Assessment
- Self-Checking Practices Inconsistent
- Previous Corrective Action Emphasis Was On Changing Processes Vs. Changing Culture Page 13
Operator Leaving The Controls Corrective Actions
- Increase Management And Supervisory Coaching Of Self-Checking Practices, Including Training Initiatives
- Periodic Crew Assessment/Realignment To Reduce Complacency And Improve Knowledge And Abilities
- Management Changes
- Near-Term Improvement Plan Initiatives Underway MEMO Page 14
Operator Leaving The Controls Introduction C. S. Hinnant Background/Event Summary R. S. Evans Identification/Cause R. 0. Moore Safety Significance R. 0. Moore Self-Assessment M. E. Herrell Corrective Actions M. E. Herrell Conclusion C. S. Hinnant Page 15
Operator Leaving The Controls Conclusion
- Safety Significance Of April 22, 1994 Event Was Low
- Event Was Self-Identified
- Event Viewed As Serious
- Event Was Evaluated With Respect To The Broader Issue Of Operations Performance
- Corrective Actions Are Being Taken To Address Broader Issue
- Periodic Self-Assessment Of Corrective Action Effectiveness i
ol Page 16