ML12108A102
| ML12108A102 | |
| Person / Time | |
|---|---|
| Site: | Watts Bar  |
| Issue date: | 04/17/2012 |
| From: | Haag R NRC/RGN-II/DCP/CPB2 |
| To: | Skaggs M Tennessee Valley Authority |
| References | |
| Download: ML12108A102 (16) | |
Text
Watts Bar Nuclear Plant Unit 2 2011 Annual Assessment 2011 Annual Assessment April 12, 2012
Purpose of Meeting Di th NRC 2011 A l A t
f th
- Discuss the NRCs 2011 Annual Assessment of the Watts Bar 2 construction project.
- Provide an overview of the construction inspection Provide an overview of the construction inspection program for Watts Bar 2.
- Discuss the status of Watts Bar 2 inspections.
- Introduce resident staff.
- Respond to questions and comments from the public.
2
=
Background===
- 1985; TVA suspended construction of Watts Bar Unit 2.
- 1990-1995; TVA concentrated on construction of Unit 1 d
dd d
lit i U it 1 and addressed quality issues on Unit 1.
- July 2000; TVA informs NRC that Unit 2 is in a deferred status in accordance with Commission Policy Statement status in accordance with Commission Policy Statement
- August 3, 2007; TVA informed NRC of its plan to resume construction of Watts Bar Unit 2.
- July 7, 2008, the NRC issued an Order extending the Watts Bar Unit 2 construction permit completion date to March 31 2013 3
March 31, 2013.
Construction Inspection Organization Region II Construction Inspection Program Division of Construction Inspection Division Of Construction Projects Construction Inspection Branches Construction Projects Branch 3 Senior Project Inspector Project Inspectors Specialist Inspectors 4
Senior Resident Inspector Resident Inspectors
Assessment Process Increased Inspections Cross-cutting aspects reviewed during Mid Cycle & End of Cycle Assessments (Quarterly, Inspection Inspection P
Cause E
l ti Significant
(
y Mid Cycle,
End Of Cycle)
Program Results Evaluation g
Issues Annual Special Inspections 5
Public Meeting
Scope of Inspections in 2011
- Inspections Completed in 2011:
- Six-week inspection periods that cover resident activities and weekly regional initiatives activities and weekly regional initiatives
- Independent Design Verification Inspection
- Commercial Grade Dedication Inspection
- Electrical Distribution System Functional Inspection
- Problem Identification and Resolution Inspection
- In addition to four resident inspectors, 27 regional inspectors conducted inspections in 2011.
6
Scope of Inspections in 2011
- NRC expended 16,350 hours0.00405 days <br />0.0972 hours <br />5.787037e-4 weeks <br />1.33175e-4 months <br /> of inspection and related activities for Watts Bar 2 in 2011; increase from 14,932 hours0.0108 days <br />0.259 hours <br />0.00154 weeks <br />3.54626e-4 months <br /> in 2010 hours0.0233 days <br />0.558 hours <br />0.00332 weeks <br />7.64805e-4 months <br /> in 2010.
- Key areas of 2011 inspections:
- Quality assurance program;
- Corrective action program;
- Engineering activities; g
g
- Training and qualification of key personnel;
- Procurement;
- Actual construction activities; and 7
- Refurbishment activities.
Inspection Program Results
- Overall assessment results:
- TVAs program and procedures were adequate to support i
t ti ti iti ongoing construction activities
- TVA was constructing the facility at an acceptable level of quality
- Thirteen (13) severity level IV violations identified by NRC inspections. No escalated enforcement or civil NRC inspections. No escalated enforcement or civil penalties. No substantive cross-cutting issues.
8
Inspection Program Results
- No changes to Inspection Program due to 2011 inspection results
- Continue with planned inspections for Watts Bar 2 9
Construction Inspection Program IMC 2517 W tt B U it 2 C t
ti
- IMC 2517, Watts Bar Unit 2 Construction Inspection Program, supplements traditional inspection program p
p g
NRC Construction Inspection Program Construction Phase IMC 2512 Startup Testing IMC 2514 Preop Testing
& Operational Prep 10 IMC 2512 IMC 2514 IMC 2513
Inspection Program Elements Previously Completed Allegations Historical Open items (VIO,NCV,IFI..)
Inspection p
inspections Allegations Inspection Program Generic Communications Licensing issues New Or re-work CAPs/SPs 11
Status of Inspection Program
- Over 500 construction inspection items in the Inspection Planning and Scheduling (IP&S) database database
- Completed inspections for 190 IP&S items
- Many other IP&S items inspected, but additional Many other IP&S items inspected, but additional effort required to close the item 12
Status of Inspection Program (contd)
- Many of the 500 IP&S items are historical that
- Many of the 500 IP&S items are historical that TVA previously addressed; Close-out inspection involves verifying proper resolution 13
Upcoming Inspection Activities C
ti t
i t
ti iti ifi d i IMC 2512
- Continue to inspect activities specified in IMC 2512 and Refurbishment activities
- Inspect Other Areas Inspect Other Areas
- Generic Communication items
- Open Items
- Inspect pre-operational testing of systems 14
Watts Bar Unit 2 Resident Inspectors Russ Lewis - Acting Senior Resident Inspector CJ Fong - Resident Inspector Jamin Seat - Resident Inspector 15
QUESTIONS?
QUESTIONS?
16