ML060940405

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NRC Annual Assessment Meeting - Calvert Cliffs, Slides
ML060940405
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 03/28/2006
From:
Division of Nuclear Materials Safety I
To:
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Download: ML060940405 (13)
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NRC Annual Assessment Meeting For Calvert Cliffs Prince Frederick, Maryland April 20, 2006 Nuclear Regulatory Commission - Region I 2

Purpose of Todays Meeting

  • A public forum for discussion of the licensees performance
  • The NRC will present its assessment of safety performance at Calvert Cliffs during 2005
  • Constellation will be given the opportunity to respond and describe new or existing programs to maintain or improve its performance

3 Agenda

  • Introduction
  • Review of Reactor Oversight Process
  • National Summary of Plant Performance
  • Discussion of Plant Performance Results
  • Licensee Response and Remarks
  • NRC Closing Remarks
  • Break
  • NRC available to address public questions 4

Region I Organization NRC Region I Samuel J. Collins, Regional Administrator Marc L. Dapas, Deputy Regional Administrator Director Division of Reactor Projects Brian E. Holian, Director David C. Lew, Deputy Director Director Division of Reactor Safety A. Randolph Blough, Director Marsha K. Gamberoni, Deputy Director Projects Branch 1 Brian J. McDermott, Chief Regional Specialist Branches Calvert Cliffs Resident Inspectors Mark Giles Marlone Davis Project Engineers Arthur Burritt Heather Jones Nine Mile Point Resident Inspectors Leonard Cline Brian Fuller Edward Knutson Ginna Resident Inspectors Kenneth Kolaczyk Mark Marshfield

5 NRC Representatives

  • Brian J. McDermott, Chief, Projects Branch 1, Region I
  • Mark A. Giles, Senior Resident Inspector

NRC Performance Goals

  • Safety: Ensure protection of the public health and safety and the environment
  • Security: Ensure the secure use and management of radioactive materials
  • Openness: Ensure openness in our regulatory process
  • Effectiveness: Ensure that NRC actions are effective, efficient, realistic, and timely
  • Management: Ensure excellence in agency management to carry out the NRCs strategic objectives

7 Reactor Oversight Process Safety Cornerstones Baseline Inspection Results Significance Threshold Action Matrix Significance Threshold Performance Indicator Results Regulatory Response Strategic Performance Areas Safety Cornerstones Baseline Inspection Results Significance Threshold Action Matrix Significance Threshold Performance Indicator Results Regulatory Response Strategic Performance Areas 8

Action Matrix Concept

  • Increasing Safety Significance
  • Increasing NRC Inspection Efforts
  • Increasing NRC/Licensee Management Involvement
  • Increasing Regulatory Actions L

icense R

espons e

R egulato ry R

espons e

Degrad ed Corner stone M

ulti ple/Rep Degra ded Corne rstone Unac ceptabl Perfo rm anc Licensee

Response

Regulatory

Response

Degraded Cornerstone Multiple/Rep.

Degraded Cornerstone Unacceptable Performance

9 Examples of Baseline Inspections 1

  • Equipment Alignment

~80 hrs/yr

  • Triennial Fire Protection

~200 hrs/3 yrs

  • Operator Response

~125 hrs/yr

~80 hrs/yr

  • Rad Release Controls

~110 hrs/2 yrs

  • Engineering Design

~680 hrs/2 yrs

  • Corrective Action Program

~250 hrs/2 yrs

  • Corrective Action Case Reviews ~60 hrs/yr 1Baseline Inspections For A Single Unit Require Approximately ~5000 Hours Per Year 10 Significance Threshold Inspection Findings Green:

Very low safety significance White:

Low to moderate safety significance Yellow:

Substantial safety significance Red:

High safety significance Performance Indicators Green:

Baseline Inspection White:

Increased NRC oversight Yellow:

Requires more NRC oversight Red:

Requires more NRC oversight

11 National Summary Status At End Of 2005 2004 Licensee Response 84 78 Regulatory Response 12 21 Degraded Cornerstone 4

0 Multiple/Repetitive Degraded Cornerstone 3

3 Unacceptable 0

0 Total 103 102*

  • Davis-Besse was in Shutdown with Enhanced Oversight in 2004 12 National Summary Total Inspection Findings Total For Calendar Year 2005 2004 Green 849 778 White 10 11 Yellow 1

0 Red 0

0 Performance Indicator Results Status At End Of 2005 2004 Green 1850 1834 White 4

6 Yellow 0

0 Red 0

0

13 NRC Inspection Activities

  • 5378 hours0.0622 days <br />1.494 hours <br />0.00889 weeks <br />0.00205 months <br /> of inspection related activities
  • 2 resident inspectors assigned to the site
  • 9 regional specialist inspector visits

15 Calvert Cliffs 2 Indicators Available On The Web At: http://www.nrc.gov/reactors/operating/oversight.html 16 Performance Indicator Example Available On The Web At: http://www.nrc.gov/reactors/operating/oversight.html

17 Unit 1 Assessment Results

  • Operated safely throughout the Assessment Period
  • Licensee Response column of the Action Matrix for the last three quarters of 2005
  • Inspection Findings 4 findings of very low safety significance (Green) 2 of the 4 findings were common to both units
  • NRC will conduct baseline inspections during the remainder of the cycle January 1, 2005 - December 31, 2005 18 Unit 2 Assessment Results
  • Operated safely throughout the Assessment Period
  • Licensee Response column of the Action Matrix last three quarters of 2005, Regulatory Response column in the 1st Quarter of 2005
  • Inspection Findings 4 findings of very low safety significance (Green) 2 of the 4 findings were common to both units
  • NRC will conduct baseline inspections during the remainder of the cycle January 1, 2005 - December 31, 2005

19 Unit 2 Assessment Results

  • 1 finding of low to moderate safety significance (White - Issued 2nd Quarter 2004)

Relay failure causing steam dump valves to fail open following reactor trip

  • Supplemental inspection in January 2005 determined Constellations root cause analysis was complete and corrective actions were appropriately identified

21 Calvert Cliffs 2 Findings Available On The Web At: http://www.nrc.gov/reactors/operating/oversight.html 22 Licensee Response and Remarks Calvert Cliffs Nuclear Power Plant Constellation Generation Group

23 Summary Of NRC Assessment

  • Constellation Operated Calvert Cliffs In A Manner That Preserved Public Health and Safety During 2005
  • NRC Will Conduct Baseline Inspections At Calvert Cliffs During 2006 24 Contacting the NRC
  • To report an emergency (301) 816-5100 (call collect)
  • To report a safety concern (800) 695-7403 or Allegation@nrc.gov General information or questions www.nrc.gov Select What We Do for Public Affairs

25 Reference Sources Reactor Oversight Process http://www.nrc.gov/NRR/OVERSIGHT/ASSESS/index.html Public Electronic Reading Room http://www.nrc.gov/reading-rm.html Public Document Room 1-800-397-4209 (Toll Free)

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