ML13175A311

Slide - June 11, 2013 Public Meeting

ML13175A311
Person / Time
Site:	Watts Bar
Issue date:	06/11/2013
From:	Tennessee Valley Authority
To:	Justin Poole Plant Licensing Branch II
Poole J NRR/DORL/LPL2-2
References
Download: ML13175A311 (40)

Text

Watts Bar Nuclear Plant - Unit 2 Watts Bar Nuclear Plant Unit 2 Public Meeting June 11, 2013

O i

R k

Opening Remarks Raymond Hruby, General Manager, Technical Services TVA Nuclear Construction 2

Agenda Opening Remarks/Agenda.................

Raymond Hruby General Manager, Technical Services.......................

2-3 Raymond Hruby Construction Completion Status Update............

Raymond Hruby General Manager, Technical Services.......................

4 Dual Unit Operation..............................................

Chris Church Vice President, Watts Bar Unit 2 Startup....................

12 Special Topics Startup Testing....................................................

Fukushima...........................................................

Inspection Planning & Scheduling (IPS) Status Nick Welch, WBN U2 Startup Manager......................

Bob Williams, WBN U2 Project Manager....................

Gordon Arent Senior Licensing Manager WBN U2 17 23 31 Inspection Planning & Scheduling (IPS) Status..

Waste Confidence..............................................

Emergent Regulation..........................................

Gordon Arent, Senior Licensing Manager, WBN U2...

Gordon Arent, Senior Licensing Manager, WBN U2...

Gordon Arent, Senior Licensing Manager, WBN U2...

31 35 37 Raymond Hruby Closing Remarks..................

Raymond Hruby General Manager, Technical Services.......................

39 Questions...............................................................

40 3

TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 3

C t

ti C

l ti St t U d t Construction Completion Status Update Raymond Hruby, General Manager, Technical Services TVA Nuclear Construction 4 TVA Nuclear Construction 4

Watts Bar Unit 2 Estimate to Complete

• TVA Board authorized completion of the Watts Bar 2 Project in accordance with the revised Estimate to Complete (ETC) on April 26, 2012 p

• The ETC developed a range for project completion between September 2014 and June 2016 Probable completion date December 2015 A construction permit extension request was submitted on May 17, 2012

• Project leadership has confidence in the revised ETC

• Though several project risks and opportunities remain, they are manageable 5

TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 5 Ray Hruby

Watts Bar Unit 2 Construction - Summary

• Project Completion Activities are Tracking Consistent with the ETC

• Safety 20 Million Man-Hours without Lost Time Incident Fiscal Year to Date Recordable Injury Rate (RIR) 0.19 Safet Conscience Work En ironment Safety Conscience Work Environment

• Quality Project Quality >97%

j y

• Cost & Schedule Cost and Schedule Adherence are Meeting Expectations Cost and Schedule Adherence are Meeting Expectations 6

TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 6 Ray Hruby

Watts Bar Unit 2 Construction - Summary

• Accomplishments T

iti i

f B lk C t

ti t

S t

T f

St t

Transitioning from Bulk Construction to System Turnover for Start-up Testing Released 1st System to Testing since revised Estimate to Complete (ETC) y g

p

(

)

Stamped 1st ASME System (Service Air) 7 TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 7 Ray Hruby

Watts Bar Unit 2 Construction - Project Quality j

y Overall Acceptance Rate (%) of QC Inspections February 2012 through April 2013 90%

95%

100%

75%

80%

85%

60%

65%

70%

Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr Total 96.6%

98.0%

97.8%

98.2%

98.3%

97.8%

97.8%

97.0%

96.9%

96.8%

97.4%

96.8%

96.8%

96.4%

97.3%

50%

55%

8 TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 8 Ray Hruby

Watts Bar Unit 2 Construction - Completion Status p

9 TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 9 Ray Hruby

Licensing Path Forward

• Schedule to Completion Safety Evaluation Report (SER) 99% Complete Safety Evaluation Report (SER) - 99% Complete

• Supplemental SER Open Items Final Environmental Statement - June 2013 Closure of Regulatory Commitments Regional Inspections Regional Inspections ACRS Full Committee Meeting - Fall of 2013 ASLB H i

C J

F b 2014 ASLB Hearing - Commence January - February 2014 10 TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 10 Ray Hruby

Licensing Path Forward 11 TVA Nuclear Construction Ray Hruby TVA Nuclear Construction 11 Ray Hruby

D l U it O ti Dual Unit Operation Chris Church, Vice President, Watts Bar Unit 2 Startup TVA Nuclear Construction 12 TVA Nuclear Construction 12 TVA Nuclear Construction 12

Dual Unit Operation - Roles and Responsibilities

• WBN Site Vice President General responsibility for the WBN site, the safe operation of Unit 1, facilitation of the General responsibility for the WBN site, the safe operation of Unit 1, facilitation of the construction project with reasonable controls to protect Unit 1 operation, and ensuring the plant operating organizations transition for 2 unit operations

• Nuclear Construction U2 General Managers Responsible for the design engineering, construction completion, preoperational testing, system and area completions and turnover, and licensing of Unit 2

• Unit 2 Startup Vice President Responsible for the evaluation, scoping, and planning of all actions required to establish the programs and processes and transition the WBN organizations for two unit operations. Also responsible for ensuring turnover review processes deliver quality systems and areas upon completion of construction and testing, and for establishing the power ascension testing program power ascension testing program 13 TVA Nuclear Construction Chris Church TVA Nuclear Construction 13 Chris Church

Dual Unit Operation - Readiness Team

• Governance and coordination role:

- Prepare organizational transition plans

- Provide operational readiness self assessment oversight

- Ensure every process, program, and procedure has owner and schedule for completion that supports the project schedule completion that supports the project schedule

- Coordinate and oversee system and area turnover

- Coordinate resolution of issues/items where the objectives of U1 operations j

p and U2 completions appear to conflict 14 TVA Nuclear Construction Chris Church TVA Nuclear Construction 14 Chris Church

Dual Unit Operation - Readiness Team

• Ensure WBNs transition from safe, reliable single unit operation to safe, reliable dual-unit operation Ensure operational excellence achieved in transition of WBN2 from Nuclear Construction (NC) to Nuclear Power Group (NPG) and other deliverables conducted in quality manner to ensure safe, reliable dual q

y unit operations Minimize, control, document, and effectively train on any WBN1 - WBN2 operational differences operational differences Successfully support INPO Readiness Review and NRC Operational Readiness Assessment Team (ORAT) inspections

(

)

Safely conduct initial fuel load and operational testing necessary to achieve dual-unit commercial operations 15 TVA Nuclear Construction Chris Church TVA Nuclear Construction 15 Chris Church

Dual Unit Operation - Transition Status

• Dual Unit Operations:

Department specific transition plans completed p

p p

p Implementing transition plan actions Site and corporate transition plans in development (July 2013)

Performing current round of self assessments (July 2013)

Transition Plans Assessments Inspections

• Major Inspections (inspection dates tentative):

Test strategy and plan complete TVA plant readiness assessment (May 2014)

TVA plant readiness assessment (May 2014)

INPO readiness review (June 2014)

NRC operational readiness assessment (August 2014) 16 TVA Nuclear Construction Chris Church TVA Nuclear Construction 16 Chris Church

S i l T i St t T

ti Special Topic - Startup Testing Nick Welch, Startup Manager, Watts Bar Unit 2 TVA Nuclear Construction 17 TVA Nuclear Construction 17 TVA Nuclear Construction 17

Special Topic - Startup Testing Overview

• All testing/flushing will be performed by Startup test group under Nuclear Construction.

• Component level testing (Circuit checks, valve strokes, motor runs, calibration)

Current count is 8618 component tests, 37.9% complete

• System flushing Total number of Clean Plans 68, currently have 1 completed.

• Preoperational Test and Acceptance Test Performance Preoperational Test and Acceptance Test Performance 87 of 121 procedures approved, Performances of 2 Acceptance Test Procedures completed.

Overall procedure generation is 71.9% complete

• 39 of 87 systems turned over to startup

• 4 system turnovers completed to Nuclear Power Group.

18 TVA Nuclear Construction Nick Welch TVA Nuclear Construction 18 Nick Welch

Special Topic - Startup Testing Focus

• Preparations are in progress to start testing systems required to support Open Vessel Testing (OVT).

• Near term OVT system turnovers to startup by the end of June are:

System - 67 Essential Raw Cooling Water System - 70 Component Cooling Water

• Challenged by Unit 1/Unit 2 interface system testing on Systems 67 and 70 Challenged by Unit 1/Unit 2 interface system testing on Systems 67 and 70 19 TVA Nuclear Construction Nick Welch TVA Nuclear Construction 19 Nick Welch

Special Topic - Startup Testing - Region II Interface

• Primary Systems for Inspection Identified A ti iti h d l d t tif i t

f t

il t

• Activities scheduled to notify inspector of system milestones

• Sending periodic reports to inspector

• Working on procedure developmental and submittal to NRC well in advance of the 60 day requirement 20 TVA Nuclear Construction Nick Welch TVA Nuclear Construction 20 Nick Welch

Special Topic - Startup Testing MAJOR MILESTONES TO SUPPORT OPEN VESSEL TESTING AND APRIL 2015 FUEL LOAD 21 TVA Nuclear Construction Nick Welch TVA Nuclear Construction 21 Nick Welch

Special Topic - Startup Testing 22 TVA Nuclear Construction Nick Welch TVA Nuclear Construction 22 Nick Welch

S i l T i F k hi Special Topic - Fukushima Bob Williams, Fukushima Project Manager, Watts Bar Unit 2 TVA Nuclear Construction 23 TVA Nuclear Construction 23 TVA Nuclear Construction 23

Special Topic - Fukushima

• Imposes new requirements for:

- Flood

- Mitigation of Beyond Design Basis Events (FLEX)

- Seismic

- Spent Fuel Pool Level Instrumentation 24 TVA Nuclear Construction Bob Williams TVA Nuclear Construction 24 Bob Williams

Special Topic - Fukushima

• The NRC order pushed WBN2 to the front of the TVA fleet and the industry to be in compliance

• Due to wide diversity of requirements and multiple site impacts, we assembled a multi-organizational team to scope and manage the work

- Nuclear Construction Nuclear Power Group

- Nuclear Power Group

- River Operations and Renewables

- Fossil Construction Group 25 TVA Nuclear Construction Bob Williams TVA Nuclear Construction 25 Bob Williams

Special Topic - Fukushima

• Flood Issues New Hydrology/Flood Hazard Study

- New Hydrology/Flood Hazard Study

- Dam Stability Issues - Cherokee & Douglas

- Temporary Flood Barriers at Four Dams A

l i

f 18 U t

D

- Analysis of 18 Upstream Dams 26 TVA Nuclear Construction Bob Williams TVA Nuclear Construction 26 Bob Williams

Special Topic - Fukushima

• Beyond Design Basis Events

- FLEX Equipment Storage Building

- Portable (FLEX) Equipment

- 225 KVA Diesel Generators

- Extended Loss of All (AC) Power

- Replacement for Condensate Storage Tank 27 TVA Nuclear Construction Bob Williams TVA Nuclear Construction 27 Bob Williams

Special Topic - Fukushima

• Seismic

- Ground Motion Responses Spectrum from EPRI

- Advanced Ground Motion Response Spectrum

- Seismic Probabilistic Risk Assessment (SPRA) required for high risk plants

- Enhanced Unit 2 seismic individual plant examination of external events (IPEEE) 28 TVA Nuclear Construction Bob Williams TVA Nuclear Construction 28 Bob Williams

Special Topics - Fukushima

• Milestones

- NRC Issues Orders and 50.54 (f) letter - Complete

- Initial TVA Response with Answer to Orders - Complete

- NRC Issue of Interim Guidance - Complete

- Status Reports for orders - Complete Submit results of Seismic and Flooding Walk downs Complete

- Submit results of Seismic and Flooding Walk-downs - Complete

- Submit plans for mitigating strategies - Complete

- Unit 1 Cycle 12 Outage Designs - 06/27/13

- Completion of known Fukushima hydrology work - June 2014 29 TVA Nuclear Construction

- Fukushima Compliance (both units) - Summer 2014 Bob Williams TVA Nuclear Construction 29 Bob Williams

Special Topics - Fukushima

• Risks

- Evolving Regulatory Requirements and Guidance

- Results of new hydrology studies on dams Potential Impact of ne seismic criteria

- Potential Impact of new seismic criteria

- Majority of Unit 2 work is on systems shared with Unit 1 - accessibility and schedule schedule

- Watts Bar 2 will be first in industry to address Fukushima - regulatory uncertainty uncertainty

- Impacts on procedures and training 30 TVA Nuclear Construction Bob Williams TVA Nuclear Construction 30 Bob Williams

Special Topic - Inspection Planning &

Special Topic Inspection Planning &

Scheduling (IPS) Status Gordon Arent, Senior Licensing Manager, Watts Bar Unit 2 TVA Nuclear Construction 31 TVA Nuclear Construction 31 TVA Nuclear Construction 31

Special Topic - Inspection Planning and Scheduling (IP&S)

• Validation of IP&S Final Package Closure Complete Closure Tied to System Turnover to Operations

- Closure Tied to System Turnover to Operations

- Closure Activities Logic Tied to Precursor Work Activities in Project Schedule

• Aids Inspectors Ability to Track Field Implementation p

y p

• Informs When Closure is Anticipated

• Identifies When Partial Closure Package is Required

• Region II Inspection Initiatives Central Focus on IP&S Management Definition of Requirements for Closure 32 TVA Nuclear Construction Gordon Arent TVA Nuclear Construction 32 Gordon Arent

Special Topic - IPS Status 33 TVA Nuclear Construction Gordon Arent TVA Nuclear Construction 33 Gordon Arent

Special Topic - IPS Status 34 TVA Nuclear Construction Gordon Arent TVA Nuclear Construction 34 Gordon Arent

S i l T i W t C fid Special Topic - Waste Confidence Gordon Arent, Senior Licensing Manager, Watts Bar Unit 2 TVA Nuclear Construction 35 TVA Nuclear Construction 35 TVA Nuclear Construction 35

Special Topic - Waste Confidence

• NRC Scoping effort completed March 2013 C

i i

d ft f

l d GEIS d i

J 2013

• Commission draft of rule and GEIS due in June 2013

• Draft rule and GEIS expected in September 2013

• 10 public meetings planned for comment period.

• Final rule on schedule for September 2014 36 TVA Nuclear Construction Gordon Arent TVA Nuclear Construction 36 Gordon Arent

S i l T i E t R l ti Special Topic - Emergent Regulation Gordon Arent, Senior Licensing Manager, Watts Bar Unit 2 TVA Nuclear Construction 37 TVA Nuclear Construction 37 TVA Nuclear Construction 37

Special Topic - Emergent Regulation

• Hydrology - License Amendment Request and NRC Violations

• New Station Blackout Rule Actual rule is now likely to be delayed until Spring 2014 N

10 CFR 50 46 R l

• New 10 CFR 50.46 Rule

• NRC Bulletin 2012-01, Design Vulnerability In Electric Power System

• Degraded Voltage (SSER Open Item 30) 38 TVA Nuclear Construction Gordon Arent TVA Nuclear Construction 38 Gordon Arent

Cl i

R k

Closing Remarks Raymond Hruby, General Manager, Technical Services TVA Nuclear Construction 39 TVA Nuclear Construction 39

Questions TVA Nuclear Construction 40 TVA Nuclear Construction 40