ML13170A335

Presentation - NRC Special Inspection Meeting - Harris Reactor Pressure Vessel

ML13170A335
Person / Time
Site:	Harris
Issue date:	06/13/2013
From:	Reis T Division of Reactor Safety II
To:
References
Download: ML13170A335 (17)

Text

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Terry Reis Director, Division of Reactor Safety NRC Region II 3

• Introductions

• Background

• NRC Inspection Focus Areas

• Major SIT Activities

• Exam & Repair Results

• NRC Evaluation for Continued Operations

• NRC Conclusions

• Public Questions and Comments 4

• Terry Reis, Director, Division of Reactor Safety (DRS)

• Steven Vias, Chief, Engineering Branch 3 (EB3), DRS

• Dr. Robert Williams, Reactor Inspector, EB3, DRS - SIT Lead Inspector

• Jay Collins, Senior Materials Engineer, Nuclear Reactor Regulation (NRR)

• Joey Ledford, Public Affairs Officer

• Gena Woodruff, Regional Government Liaison Officer, Meeting Facilitator

• Joe Austin, Senior Resident Inspector, DRP

• Patrick Lessard, Resident Inspector, DRP

• Brendan Collins, Reactor Inspector, EB3, SIT Team member

• Ann Kroeger, Site Administrative Assistant 5

Dr. Robert Williams Reactor Inspector SIT Lead Inspector 6

Fission Product Barriers Barrier #1:

cladding enclosing the fuel Barrier #2:

reactor vessel & piping Barrier #3:

containment 7

• Generic Issues/NRC Order EA-03-009

• Harris-specific evaluation

• Reactor vessel head inspections 8

9 10 11 12 NRC SIT Focus Areas

• Determine the facts surrounding the event

• Observe and evaluate the examinations and the repair

• Evaluate the non-destructive examinations from the 2012 outage and the corrective actions taken 13

• Develop a timeline of the event

• Assess the condition of the vessel head

• Review the 2012 refueling outage vessel head examinations

• Observe the nozzle weld repair process and its return to service

• Assess the licensees compliance with regulatory requirements 14

• Plant safety was not compromised

• There were no indications of leakage

• Vessel head structural integrity was not challenged

• The flaw was successfully repaired

• Licensee failed to identify the flaw in 2012 15

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Contact:

NRC Region II Office of Public Affairs 404-997-4000 Roger Hannah Joey Ledford 17