ML040430220
| ML040430220 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 02/12/2004 |
| From: | FirstEnergy Nuclear Operating Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| Download: ML040430220 (1) | |
Text
Davis-Besse Nuclear Power Station Restart Meeting 1 avis-Besse ar Power Station February 12, 2004
Meeting Agenda troduction.. Gary Leidich eturn to Service Plan.Lew Myers ecent Operational PerformanceBarry Allen eadiness for Plant Operations.Mark Bezilla uclear Oversights Assessment for Restart...Fred von Ahn equest for RestartGary Leidich Gary Leidich FENOC President and Chief Nuclear Officer 2
avis-Besse ar Power Station February 12, 2004
Desired Outcomes
- Provide an overview of the safety improvements accomplished over the past two years
- Demonstrate that our people, plant, and programs are ready for safe and reliable operation
- Request NRC approval for restart Lew Myers Chief Operating Officer - FENOC 3 avis-Besse ar Power Station February 12, 2004
Return to Service Plan Lew Myers Chief Operating Officer - FENOC 4
avis-Besse ar Power Station February 12, 2004
Results of Root Cause Assessments
- Completed comprehensive root cause analyses and identified causes:
-Reactor Pressure Vessel (RPV) head degradation caused by primary water stress corrosion cracking (PWSCC) and boric acid corrosion
-Nuclear Safety Focus
-Acceptance of degraded conditions
-Deficiencies in corrective actions, Engineering analyses, procedure compliance, Quality Assurance (QA) oversight, Operations leadership, and safety focus of Company Nuclear Review Board (CNRB)
- New management team established to implement Return to Service Plan 5
avis-Besse ar Power Station February 12, 2004
Return to Service Plan Restart Overview Panel Reactor Head System Health e t e te Resolution p l Plan plePlan Assurance Com Com p lete Program Compliance RestartmTest te plePlan m
CoPlan Restart Action Plan Co Containment Health Assurance te plePlan Management and lete Com p Human Performance Com Plan Excellence 6
avis-Besse ar Power Station February 12, 2004
Reactor Pressure Vessel Head Replaced
- Replacement reactor vessel head fabricated to same ASME Code Edition and Addenda as original
- Supplemental radiographs satisfactory
- Pressure tests of Reactor Coolant System (RCS) with new head were acceptable
- Control Rod Drive Insertion Time Test was successful
- Reactor Pressure Vessel Head is ready for restart actor Pressure Vessel Head 7
avis-Besse ar Power Station February 12, 2004
Containment Health is Excellent
- Upgraded Emergency Containment Sump
- Installed Decay Heat Valve Tank
- Refurbished Reactor Coolant Pumps
- Installed FLÜS Leak Monitoring System Containment Sump *Installed Permanent Reactor Cavity Seal
- Replaced Coatings in Containment
- Removed Fibrous Insulation
- Upgraded Cranes and Bridges
- Sealed Containment Vessel-to-Concrete Interface (inner and outer seals)
- Performed Integrated Leak Rate Test FLÜS Online Leak Monitoring System *Ensured Fuel Integrity 8
avis-Besse ar Power Station February 12, 2004
Containment Extent of Condition Identified and Corrected
- Conducted thorough boric acid and Alloy 600 component inspections
- Corrective Actions included
- Repacked ~ 100 valves
- Completed ~ 2,500 restart corrective actions
- Upgraded Containment Air Coolers ntainment Air Coolers - Replaced and repaired other components (ductwork, cable trays, coatings)
- Excellent RCS integrity
- Containment systems, structures, and components are ready for restart Decay Heat Valve Tank 9 avis-Besse ar Power Station February 12, 2004
Safe and Reliable Operation
- Completed System Reviews
-Operational Readiness Reviews performed on 43 plant systems
-System Health Readiness Reviews of 31 risk-significant Maintenance Rule systems h Pressure Injection Pump -Latent Issues Reviews of five systems
-Topical Area Reviews
-Safety Function Validation Project
- More than 140 modifications completed to improve Safety and Reliability
- Plant systems, structures, and components are ready to support safe operation ergency Diesel Generator 10 avis-Besse ar Power Station February 12, 2004
and Industry Standards
- Completed Program Reviews
-65 in Phase 1 and 6 in Phase 2
- Quality Assurance Program also assessed through the Phase 2 Review Process
- More than 600 restart corrective actions Plant Engineering completed to improve programs
- Programs meet/exceed regulatory and industry standards
- Boric Acid Corrosion Control and Leak Detection Programs, Employee Concerns, Operating Experience, Radiation Protection
- Plant programs are ready to support safe operation Fuel Inspection 11 avis-Besse ar Power Station February 12, 2004
Management & Human Performance Excellence Plan Anchors Safe Performance
- Management/Personnel Development
-New corporate management
-New plant management
-Evaluations of competence of management personnel
- Safety Culture and Safety Conscious Senior Management Work Environment Meets with ROP *Standards and Decision-Making
- Oversight and Assessments
- Procedure Compliance 12 avis-Besse ar Power Station February 12, 2004
Demonstrated Plant Integrity
- Completed Testing
-Containment Integrated Leak Rate Test (April 9)
-RCS 50 psig Test (May 6)
-RCS 250 psig Test (May 25)
-RCS Normal Operating Pressure Test (October 2)
- Heated Reactor Coolant System to
~ 532o using Reactor Coolant Pumps
- Pressurized Reactor Coolant System to nspected Incore nozzles ~ 2155 psi bottom of reactor vessel) - Conducted plant walkdowns
- Excellent RCS integrity 13 avis-Besse ar Power Station February 12, 2004
Recent Operational Performance Barry Allen Plant Manager 14 avis-Besse ar Power Station February 12, 2004
Demonstrate Visible Improvement
- Operations Leadership driving the site
- Managers are visible in plant enforcing standards
- Improved Shift Manager oversight
- Pre-jobs briefs facilitate desired results
- Reactor Operators role has been expanded
- Operator ownership and accountability
- Consistent annunciator response
- Detailed operational log keeping Control Room
- Prescriptive implementation of Technical Specifications
- Plant heat-ups and cool-downs have been successfully completed 15 avis-Besse ar Power Station February 12, 2004
Operations has Demonstrated Readiness for Restart OP Assessment Criteria fully satisfied
-No inadvertent safety system actuations...
-No significant events...
-No integrated plant operating procedure content errors...
-No unplanned entry into technical specifications...
-Consistent implementation of Conduct of Operations...
-Actions taken by management show an improving trend... Control Room
-Work implementation schedule adherence at 90% or above...
-Risk profile matches the schedule 16 avis-Besse ar Power Station February 12, 2004
Readiness for Plant Operations Mark Bezilla Site Vice President 17 avis-Besse ar Power Station February 12, 2004
Effective Barriers Ensure Success
- Competent individuals
- Strong programs
- Effective management
- Intrusive Independent Oversight Control Room 18 avis-Besse ar Power Station February 12, 2004
Assures Safe, Controlled Return to Service lant is in Mode 3 at Normal Operating Pressure
-Plant Systems have been tested and are ready for Mode 2 ollowing NRC Approval for Restart
-Complete final Mode 2 Readiness Review and Mode Change Checklist
-Enter Mode 2 (Restart)
-Enter Mode 1
-Management Hold for Effectiveness & Readiness Assessment
-Synchronize to the Grid
-At ~ 50% Power - Management Hold for Effectiveness &
Readiness Assessment
-100% Power Operation
-Post-Restart Effectiveness Critiques at two weeks and one month 19 avis-Besse ar Power Station February 12, 2004
Performance Improvement Operational Plan
- Improvement Initiatives
- Organizational Effectiveness
- Operations
- Maintenance
- Training
- Work Management
- Engineering
- Safety Culture
- Procedures
- Corrective Action Program
- Internal and External Oversight 20 avis-Besse ar Power Station February 12, 2004
Readiness for Plant Operation eople, plant, and programs re ready for safe restart All-Hands Meeting Employee alignment training Restart banner signing 21 avis-Besse ar Power Station February 12, 2004
Nuclear Oversights Assessment for Restart Fred von Ahn Vice President - Oversight 22 avis-Besse ar Power Station February 12, 2004
Independent Oversight Conclusions
- Nuclear Quality Assurance
-Return to Service Plan adequately implemented and Davis-Besse is ready for restart Senior Management Team with the Restart Overview Panel *Company Nuclear Review Board
-No safety issues preventing restart
- Restart Overview Panel
-Davis-Besse is ready for restart Restart Overview Panel Restart Approval 23 avis-Besse ar Power Station February 12, 2004
ndependent Oversight Assures Continued Improvement After Restart
- QA and CNRB Oversight
- Corporate Collective Significance Assessments
- External Focused Assessments
- Safety culture
- Engineering quality
- Corrective Action Program Quality Assurance Oversight 24 avis-Besse ar Power Station February 12, 2004
Request for Restart Gary Leidich President and Chief Nuclear Officer 25 avis-Besse ar Power Station February 12, 2004
FENOC Respectfully Requests NRC Approval for Restart
- Management team strengthened
- People, plant, and programs are ready for safe, reliable operations
- Established a foundation for sustained, long-term safety performance
- Strong corporate governance and oversight
- Established a strong safety focus 26 avis-Besse ar Power Station February 12, 2004