ML042540341

Meeting Handout on Browns Ferry Unit 1 Status

ML042540341
Person / Time
Site:	Browns Ferry
Issue date:	09/09/2004
From:	Rupert J Tennessee Valley Authority
To:	Office of Nuclear Reactor Regulation
References
Download: ML042540341 (21)

Text

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TENNESSEE VALLEY AUTHORITY BROWNS FERRY NUCLEAR PLANT UNIT 1 STATUS Rockville, Md.

September 9, 2004

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Agenda

• Introduction J. Rupert

• Unit 1 Organizational Changes J. Rupert

• Regulatory Status T. Abney

• Unit 1 Overview and Schedule J. Rupert J. Valente R. Drake

• Operations R.G. Jones

• Nuclear Assurance R. Baron

• Open Discussion Jon Rupert 2

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Introduction

• Welcome to the Fourth Periodic Status Meeting for the Unit 1 restart project

• Purpose

- Status of project

- Upcoming activities

- Solicit feedback J. Rupert 3

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Unit 1 Organizational Changes TVAN TVAN Nucfear Licensing Assurance Manager General Manager

,I Igil Nuclear Licensing Assurance Manager Manager Tim Abney Raul Baron Changes highlighted.

Jon Rupert 4

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Regulatory Status

• Unit 1 License Amendments

- 20 amendments identified

- 17 of the 20 have or will have been previously submitted and/or approved on Units 2 and 3

- 12 submitted to date o Includes Extended Power Uprate - submitted June 28, 2004

- 1 approved by NRC

• Relief Requests

- 5 relief requests submitted

- 4 approved by NRC

- Risk informed ISI to be submitted

- Other relief requests may be identified as a result of inspections

• BFN License Renewal Application

- Submitted December 31, 2003 Tim Abney 5

I 1 1 1 1 1 I I I 1 I 1 1 1 1 1 1 Regulatory Status Status of Technical Specifications and Relief Requests 30 25 -I-z0(

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- NRC Approvals Remaining Tim Abney 6

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F F Regulatory Status Other Unit 1 Submittals

- 82 programmatic and completion submittals identified

- From overall Regulatory Framework o Submitted December 2002 o Approved August 2003

- Agreed to notify NRC upon the completion of Bulletins, Generic Letters, TMI Action Plan Items, or Nuclear Performance Plan Special Programs

- 12 submitted to date

- None NRC approved Tim Abney 7

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-~NRC Approvals Remaining Tim Abney 8 CO -z

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Unit 1 Overview and Schedule

• Project Schedule (Attached)

- On schedule for start-up May 2007 Jon Rupert 9

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Unit 1 Overview and Schedule Engineering

- Current status o Design Change Notices issued o Overall 75 percent complete

- Ongoing activities o Primarily in a field support role o Closures o Completing System Plant Acceptance Evaluations (SPAE) and System Pre-operability Checklists (SPOCs)

- Extended Power Uprate Analyses o Steam dryer o Main steam lines o Vessel internals Joe Valente 11

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Unit 1 Overview and Schedule

• Modifications and Maintenance Status

• Major Accomplishments

- Replaced o Drywell structural steel o Core Spray piping o Reactor Pressure Vessel safe ends o Condenser tubes o Turbine cross-over and cross-under piping o Extraction Steam piping o Flow assisted corrosion susceptible piping (Carbon steel with chrome-moly)

- RCIC turbine reassembly Rick Drake 12

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- Cable tray, conduit and support installation

- Large and small bore pipe replacement

- Pipe hanger installation

- Large pump and motor refurbishment

- Torus coating

- Control Room Design Review modifications

- Turbine generator rewind

- Main Bank transformers

• Challenges

- Industrial safety

- Welding Rick Drake 13

I --- F --- (-,--- F--- ( [I--II--[-- ( I V (--- I r-Unit 1 Overview and Schedule

• Status of Major Commodities COMMODITY INSTALLED TOTAL Piping - Large Bore 5, 948 feet 12,466 feet Hangers - Large Bore 524 1,586 Piping - Small Bore 2,527 feet 24,177 feet Hangers - Small Bore 755 5,461 Conduit 25,540 feet 152,187 feet Conduit Supports 3,984 16,251 Cable Tray 7,695 feet 9,101 feet Cable Tray Supports 1,310 1,430 Rick Drake 14

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Operations

• Access Control

- Barriers

- Personnel identification

- Physical access accommodations

- Training

- Unit color codes

- Unit 1 equipment required for Unit 2/3 operation identified

- No trips or power reductions caused by Unit 1 work

• Work Control

- Comprised of qualified and site experienced personnel

- Coordination with operating units Work Control and Operation

• Completing System Pre-operability Checklists (SPOCs)

- Process flow chart attached R.G. Jones 15

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Operations

• Preparing for Baseline, Restart and Power Ascension Test Programs

• Operations Department

- Staffing / training to support three unit operations

- Adding a second simulator

• Dose Reduction Activities

- Decontaminated Drywell, Reactor and Turbine Buildings

- Gamma scan to identify and system flushing to reduce hot spots

- Replacement of CRD and low pressure turbine blades and 77 other components containing stellite

- Electro-polish and chrome plate 17 valves and 2 RWCU pumps

- Electro-polish and pre-oxidize Recirc. and RWCU piping and RWCU regenerative heat exchangers R.G. Jones 17

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Nuclear Assurance Shift in Emphasis

- Established and filled a new QA Manager position

- Increased QC staffing, including Level IIl technical support

- Established QC Level Ill oversight support

- QA staffing and skill set strengthened

- Dedicated resources to corrective action program oversight

• Reinforced Expectations and Strengthened Approach

- Quality Assurance

- Quality Control Raul Baron 18

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Nuclear Assurance

• Focus Areas

- Nuclear Performance Plan Special Programs (DBVP, seismic issues, electrical issues, etc.)

- Vendor performance / source surveillance

- Modification / Construction field activities

- SPAE/SPOC 19 Raul Baron

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F--, F-Open Discussion 20