ML032580017
| ML032580017 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 09/10/2003 |
| From: | FirstEnergy Nuclear Operating Co |
| To: | Office of Nuclear Reactor Regulation, NRC/RGN-III |
| References | |
| Download: ML032580017 (47) | |
Text
Davis-Besse Nuclear Power Station IMC 0350 Meeting 1
Davis-Besse ar Power Station September 10, 2003
Desired Outcomes Demonstrate that Davis-Besse is preparing for restart
-Plant systems are being inspected and tested
-Technical issues are coming to closure
-Ongoing assessments of our people, plant and processes will ensure nuclear safety and event free operation Lew Myers Chief Operating Officer - FENOC 2 Davis-Besse ar Power Station September 10, 2003
Meeting Agenda ant Response to Loss of Transmission GridLew Myers ant Status...Mark Bezilla losure of Technical Issues....Jim Powers perational Readiness Assessment Plan.....Rick Dame uality Assurance Oversight........Steve Loehlein ctions to Anchor Long-Term provement...Lew Myers Lew Myers Chief Operating Officer - FENOC 3 Davis-Besse ar Power Station September 10, 2003
lant Response to Loss of Transmission Grid Lew Myers Chief Operating Officer - FENOC 4 Davis-Besse ar Power Station September 10, 2003
lant Response to Loss of Transmission Grid vent On 8/14/03, a power outage impacted electrical grid system Offsite power lost shortly after 4 p.m.
Declared an Unusual Event at 4:21 p.m.
Loss of Offsite Power NRC notified Plant work activities stopped and Emergency Plan initiated Technical Support Center manned Both Emergency Diesel Generators started to provide site electricity Operated EDG #2 for Safety-Related equipment EDG #1 and Station Blackout Diesel was on standby Perry was operating at 100% power and tripped off line Beaver Valley was operating at 100% power, reduced power for a short time and later resumed full power 5
Davis-Besse ar Power Station September 10, 2003
lant Response to Loss of Transmission Grid nd of Event On 8/15/2003, re-established grid stability and switched non-vital plant functions back to offsite power Exited from the Unusual Event bservations Focus was plant safety Employees responded well to the event Demonstrated equipment capability 6
Davis-Besse ar Power Station September 10, 2003
Plant Status Mark Bezilla Vice President/Plant Manager 7
Davis-Besse ar Power Station September 10, 2003
Desired Outcome
- Demonstrate that Davis-Besses preparation for the Normal Operating Pressure (NOP) Test is thorough, well-planned, and comprehensive 8
Davis-Besse ar Power Station September 10, 2003
Plant Status Todays Plant Status 9
Davis-Besse ar Power Station September 10, 2003
Plant Status anagement preparation nd focus during NOP Test Mode 4 Readiness Review Meeting
-Nuclear Safety
-People
-Plant
-Processes 10 Davis-Besse ar Power Station September 10, 2003
Plant Status
- Expectations of site employees during NOP Test
-Nuclear Safety
-Preparation Control Room
-Communication
-Accountability 11 Davis-Besse ar Power Station September 10, 2003
Plant Status NOP Test Management Team Steve Loehlein Manager - Quality Lew Myers Assessment Site Vice - President Rick Dame Mark Bezilla Jim Powers Independent Assessor Director - Operations Director - Engineering Organizational Mike Roder Mike Greg Dunn Stevens Manager -
Manager -
Effectiveness Operations Director - Work Control Maintenance Assessment Teams NOP Test Team Directors 12 Davis-Besse ar Power Station September 10, 2003
Plant Status NOP Test Team Mike Roder Manager - Operations NOP Test Directors - Days - Tony Stallard / Nights - Scott Wise NOP Assistant Test Directors - Days - Randy Patrick / Nights - Craig Gillig Boric Acid RCS Sensitivity Leakage Maintenance Inspection Managers Test Manager Contingency Support Days - Jerry Lee Managers Pete Seniuk / Ron Perry Nights - Gary Melssen Days - John Reddington Boric Acid Inspection Nights - Bill Mugge RCS Sensitivity Leakage Assistant Managers Test Support Tom Simonetti Chemistry / RP John Grimm Boric Acid Inspection Teams Various - Inspections have been pre-assigned 13 Davis-Besse ar Power Station September 10, 2003
Plant Status
- Normal Operating Pressure Test
-Heat Reactor Coolant System to ~ 532o using Reactor Coolant Pump
-Pressurize Reactor Coolant System to ~ 2155 pounds per square inch
-Conduct initial walkdown
- Perform > 1,000 visual inspections of Reactor Coolant System and components
-Conduct 2nd walkdown
- Repeat same inspections
-Perform post-maintenance and modification testing
-Perform organizational effectiveness exercises 14 Davis-Besse ar Power Station September 10, 2003
Plant Status ormal Operating Pressure Test being performed to emonstrate confidence in plant systems and equipment
-Safety Equipment
-Tested Safety Features Actuation System, Reactor Protection System, and Steam and Feedwater Line Rupture Control System
-Primary Systems
-Numerous inspections (Reactor Coolant System (RCS), Make Up & Purification, and Pressurizer)
-Validate RCS Integrated Leakage Program and RCS Sensitivity Leakage Test (FLÜS Monitoring System)
-Secondary Systems
-Numerous inspections (Feed Water, Condensate, Circulating Water, Main Steam) 15 Davis-Besse ar Power Station September 10, 2003
Plant Status
- Primary System Inspections include
-Reactor Vessel flange
-Reactor Head Control Rod Drive Mechanism (CRDM) nozzle penetrations and flanges
-Reactor Vessel Incore Monitoring Instrumentation Nozzles
-Steam Generator and Pressurizer manways and hand-holes
-Reactor Coolant Pump covers and seal area
-Pressurizer Heaters, Pressurizer Safety and Relief Valves
-Body to bonnets on RCS Valves and packing glands
-Bolted connections and flanges 16 Davis-Besse ar Power Station September 10, 2003
Davis-Besse Nuclear Power Station 17 Davis-Besse ar Power Station September 10, 2003
Accomplishments Replaced Reactor Pressure Vessel Head mproved Containment Emergency Sump Modified High Pressure Injection Pump Recirculation Line ainted the Containment Dome nstalled FLÜS Online Leak Monitoring System Replaced Containment Air Coolers Enhanced Decay Heat Valve Enclosure Cleaned Reactor Vessel Confirmed Fuel Integrity erformed Boric Acid Extent of Condition Inspections, valuations, and Corrective Actions Cleaned Containment Building 18 Davis-Besse ar Power Station September 10, 2003
Activities Completed
- August, 2003
-Shipped original Reactor Pressure Vessel Head by rail to Envirocare Low-Level Radioactive Waste Facility in Utah for permanent storage 19 Davis-Besse ar Power Station September 10, 2003
Plant Status Actions Completed
- Items completed to date
~ 100 Modifications
~ 7,700 Work Orders
~ 14,600 Condition Report Evaluations
~ 23,800 Corrective Actions
~ 15,000 Surveillance Tests
~ 2,200 Preventive Maintenance Tasks
~ 2,700 Procedure Changes 20 Davis-Besse ar Power Station September 10, 2003
Plant Status Future Activities
- Complete 7-Day Normal Operating Pressure Test of Reactor Coolant System
- Return to Mode 5 and assess results
- Remove / Modify / Re-install High Pressure Injection Pumps
- Address people, plant, and process issues identified
- Transition from Return to Service Plan practices to normal operating practices
- Request NRC permission to restart plant 21 Davis-Besse ar Power Station September 10, 2003
Closure of Technical Issues Jim Powers Director - Engineering 22 Davis-Besse ar Power Station September 10, 2003
Desired Outcome Demonstrate that technical issues are coming to closure 23 Davis-Besse ar Power Station September 10, 2003
Closure of Technical Issues
- Return to Service Plan reviewed plant systems
-Inspections complete
-Issues identified and documented
-Issues are clearly understood and bounded
- Three issues remain
-High Pressure Injection Pumps
-Electrical Distribution System
-Containment Air Coolers 24 Davis-Besse ar Power Station September 10, 2003
Closure of Technical Issues High Pressure Injection Pumps
- Status
-Qualification testing in progress
-Debris characterization finalized
-Pump Guinard hydrostatic bearing design adapted and improved for Davis-Besse High Pressure Injection pumps
-Hardfaced replacement parts ordered
-Pump modifications to be made following Normal Operating Pressure Test 25 Davis-Besse ar Power Station September 10, 2003
Closure of Technical Issues Electrical Distribution System
- Status
-Analysis complete
-1st Mode 4/3 modifications complete
-2nd Mode 4/3 modifications identified
-Final resolution to occur prior to restart 26 Davis-Besse ar Power Station September 10, 2003
Closure of Technical Issues Containment Air Coolers
- Status
-During loss of offsite power event from electrical grid disturbance on 8/14/03, Containment Air Coolers experienced a water pressure surge
-Misalignment and expansion of piping bellows assemblies identified
-Significant Condition Adverse to Quality created
-Event Investigation Team/Problem-solving and Decision-making Process initiated
-Short-term assessment/actions completed
-Long-term actions being finalized 27 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan Rick Dame Reliability Unit - Supervisor 28 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan
- Desired Outcome
-Demonstrate the readiness of people and processes to safely and reliably operate the plant 29 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan
- Methodology
-Conduct observations and assessments of organizational performance during 7-Day Reactor Coolant System (RCS) Normal Operating Pressure (NOP) Test
-Perform exercises to ensure that standards and processes are appropriate to support safe and reliable plant operation 30 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan
- Assessment Criteria
-Davis-Besse Operations Section Conduct for Excellence Handbook
-Davis-Besse Conduct of Operations procedure
-World Association of Nuclear Operators (WANO)
Performance Objectives and Criteria 31 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan
- WANO Performance Criteria
-Provides a consistent standard of excellence to determine station strengths and weaknesses
-Selected WANO Performance Objectives for this assessment are Organizational Effectiveness and Operations 32 Davis-Besse ar Power Station September 10, 2003
NOP TESTING PRODUCT QA EXTERNAL READINESS PLANT STAFF REPORTS QA ASSESSMENT REPORT (QFOs)
PLANT LINE MGMT. ASSESSMENT FOCUSED ASSESSMENT (EXERCISES) (EXERCISES)
INDEPENDENT INTERNAL OVERSIGHT SAFE PLANT OPERATION PROCEDURE USE EFFECTIVE COMMUNICATION CONDUCT OF MAINTENANCE CONDUCT OF RADIATION PROTECTION PLANT CONSERVATIVE DECISION MAKING STAFF PROBLEM OWNERSHIP CORRECTIVE ACTION SAFETY CULTURE FINAL READINESS REPORT EXTERNAL OPERATIONAL ASSESSMENT ORGANIZATIONAL EFFECTIVENESS QA ROOT CAUSE ISSUES ADDRESSED (INDEPENDENCE, CRITICALITY) 33 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan
- Data Gathering Opportunities
-Operational evolutions associated with the 7-Day RCS NOP Test
-Organizational response to actual emergent issues
-Organizational response to emergent issue exercises 34 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan
- Emergent Issue Exercises
- Exercises will be designed to have minimal impact on Control Room crews
- Examples of exercises:
-Operability Determination
-Priority 200 Work Order
-Procedure change
-Immediate Investigation
-Off-hour equipment challenge 35 Davis-Besse ar Power Station September 10, 2003
Operational Readiness Assessment Plan
- 7-Day NOP Test Assessment Documentation
-Internal Assessment Team - FENOC Focused Self-Assessment Report
-External Assessment Team - External Readiness Reports
-Quality Assurance (QA) Assessment Team - QA Assessment Report
- Results will be included in the final Integrated Restart Report 36 Davis-Besse ar Power Station September 10, 2003
Quality Assurance Oversight Steve Loehlein Manager - Nuclear Quality Assessment 37 Davis-Besse ar Power Station September 10, 2003
Corrective Action Program Corrective Action Review
-5402 completed corrective actions were reviewed
-4980 (92%) acceptable
-422 (8%) inconclusive/unacceptable
-221 answered as of 9/7/03
-185 documentation errors/inadequacies (84% of the 221)
-36 missed items or procedure errors (16% of the 221)
-Status
-Continuing resolution indicates that relatively few issues were missed, and these are of low significance 38 Davis-Besse ar Power Station September 10, 2003
Corrective Action Program
- Focus for Improvements
-Implement effective trending
-Increase management involvement in improving program implementation
-Increase management involvement in Management Review Board
-Increase management involvement in ensuring issues are appropriately evaluated 39 Davis-Besse ar Power Station September 10, 2003
Oversight Activities for Mode 4 Assessment of Restart Activities
-Ongoing oversight of qualification testing at testing laboratory
-Some of the Focus areas
-Operations Leadership
-Safety Culture
-Configuration Control
-Procedure Compliance
-Test Control 40 Davis-Besse ar Power Station September 10, 2003
Oversight Activities for Mode 4
- Assessment during NOP Testing Activities
-Control Room Command and Control
-Component/System Testing Activities
-RCS walkdown teams
-Organizational Response to Emergent Issues
- Identification and prioritization of issues
- Quality of problem resolutions 41 Davis-Besse ar Power Station September 10, 2003
Actions to Anchor Long-Term Improvement Lew Myers Chief Operating Officer - FENOC 42 Davis-Besse ar Power Station September 10, 2003
Actions to Anchor Long-Term Improvement
- New officers and management
-At corporate level
-At plant level
-New corporate-level departments for fleet-wide improvements
- Improvements in plant systems to add margin
- New vision, strategic objectives, and metrics
-Safe Plant Operation
-Improved Outage Performance
-Excellent Material Condition
-Fleet Efficiency and Effectiveness 43 Davis-Besse ar Power Station September 10, 2003
Actions to Anchor Long-Term Improvement
- Improvements for Personnel Performance
-Training on lessons learned
-New training for managers and supervisors on nuclear safety focus and professionalism
-Department level expectations
-Improvements in communications and teamwork
-Alignment of management and personnel
-Improvements in personnel evaluations and development
-Leadership development
-Operations Leadership 44 Davis-Besse ar Power Station September 10, 2003
Actions to Anchor Long-Term Improvement
- Improvements in Programs
-Program reviews and benchmarking
-Corrective Action Program
-Employee Concerns Program
-Operating Experience Program
-Radiation Protection Program
-Boric Acid Corrosion Control and Lead Detection Programs
-Operability Determinations
-Problem Solving and Decision-Making 45 Davis-Besse ar Power Station September 10, 2003
Actions to Anchor Long-Term Improvement
- Improvements in Monitoring and Oversight
-Management Observations
-New performance indicators
-New Safety Culture Assessments
-New Engineering Assessment Board and improved Corrective Action Review Board
-Augmented independence and capability of Quality Assurance
-Improvements in Company Nuclear Review Board and Board oversight 46 Davis-Besse ar Power Station September 10, 2003
Closing Comments Lew Myers Chief Operating Officer - FENOC 47 Davis-Besse ar Power Station September 10, 2003