ML20212F676

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Discusses 971028 Meeting Conducted in Region III Ofc Re Progress in Conducting Decommissioning Activities,Including Overview of Activities to Date & Current Decommissioning Activities
ML20212F676
Person / Time
Site: Dresden 
Issue date: 10/29/1997
From: Jorgensen B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To: Tuetken R
COMMONWEALTH EDISON CO.
References
NUDOCS 9711050063
Download: ML20212F676 (50)
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-October 29, 1997 e

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-.- Mr. Riche d PtTuotken<

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SUBJECT:

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( DRESDEN UNIT 1:SAFSTOR AND DRY CASK STORAGE MEETING Qy, v j i

Dear Mr.-Tuotken:

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v This refers _ to the meeting conducted at the U. S. Nuclear Regulatory Commission -

.. Region.Ill office on October 28,1907.- This meeting was to discuss your progress in

% m ' f iconducting' decommissioning activities at your' Dresden Nuclear Station, Unit 1, including 1

ir J 1 [an ' overview of activities to date, current decommissioning activities, progress and plans

'F (for offloading Unit.1_fuelinto an onsite independent spent fuel' storage facility, and -

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. longer-term plans for final decommissioning.of the Unit.

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' ; 7Q Yjn accordance~ with Section 2.790 df the NRC's " Rules of Practice,"

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j of Federal Regulations, a copy ~of this letter' and~the handeuts provided by your staff at this

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. meeting"will be placed in the NRC's Public Document Room.

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VnWe appreciate your cooperation in this matter. lf you have any questions, please contact

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Sincerely, -

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. Bruce L. Jorgensen,' Chief

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See Attached Distnbution

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T. Nauman, Station Manager, Unit 1~ '

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. K. Ainger, Licensing Manager, Decommissioriing Services Document Control Desk - Licensing -

Richard Hubbard f Nathan Schloss, Economist,'

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Office of the Attorney General State Liaison Office,

Chairman, Illinois Commerce Commission '

Qi&gjbution~ w/ encl:

Dockot File SRI, Dresden R. A. Capra, NRR

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C. Pederson, Rill TSS OC/LFDCB --

M. Webb, NRR CAA1

.DRP A. B. Beach, Rlli DOCDESK li

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' J. L. Ccidwell, Rlli Rlli Enf. Coordinator

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NRCREGIONIIISAFSTOR AND i

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DRYCASKSTORAGE i

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MEETING L

October 28,1997 Comed! E Page 1:

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j l ggg Comed /NRCRegionIIINIeeting Agenda l

Corporate Services Decommissioning Activities t

n D1 Project Status n

L Comed Dry Cask Storage Project s

j Purpose and Organizational Structure i

QualityImprovement l

Plans To Prepare For Use Of Cask Underpart 72 General l

License l

Plan forResolving Corrosion issue l

Dry Cask Storage Project Schedule

' Summary and Closing Remarks n

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l Ellll Corporate Services Decommissioning Activities i

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l Developing decommissioning competencies n

Decommissioning technology demonstrations at Argonne CP-5 l

i reactor Development of standardized decommissioning plans l

1 Low leve! and high level waste strategies and expertise i

Develop / maintain key expertise

- Engineedng l

- Licensing 1

- Decontamination

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- Health Physics

- Charactedzation l

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l l Ellli Corporate Services Decommissioning Activities l

m Environmentalservices l

Environmentalcharacterization l

l Site remediation plans l

Ground watermonitoring i

1 Dry Cask Storage l

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Quality approach above previous efforts Experience from industry incorporated numummmmmma

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B gggDresden Unit 1 SAFSTOR Project Historical Perspective l

l First privately owned commercial nuclearpowerplant in the world. 210 n

MW BWR.

l Operated commercially 1960-1978.

n Scrammed October 31,1978 and then entered into a refuel outage.

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a 1979 Three Mile Island.

l Evaluated required upgrades as non-economical. Retired officially in n

i 1984.

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EElliDresden Unit 1 SAFSTOR Project Management P

(1978-1993 )15 years of SAFSTOR management n

Chemical decontamination ofprimary sys ' ems n

Isolation and draining of selected systems a

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Relocation of controlroom 1993 Decommissioning Plan approved l

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GradualDegradation 1978-93 l

Fuel pool materiel condition decline l

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HVAC steady increase in work request backlog n

l Radwaste systems degradation x

l Cathodic Protection system inoperable n

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Asbestos contamination I

PCB leakage i

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r EElliDresden Unit 1 SAFSTOR Project 1994 Freeze Event i

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January 24th service waterfreeze event in off-gas filter building.

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l January 25th discovery of water within the sphere.

m Subsequentinvestigation and determinations. CAL, NOV, and n

$200,000 CivilPenalty l

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l gggDresden Unit 1 SAFSTOR Project 1

1994 Activities l

Fuel building system upgrades n

1. Fuel building ventilation modification
2. Fuelpool demineriztion system modification l
3. Fuelbuilding SPING modification l

Cut / cap sphere systems n

l Established U-1 winterization program n

Materielcondition improvements l

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i Egg llDresden Unit 1 SAFSTOR Pro,iect 1995 Activities i

Fuelpool clean-up andisolation

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n j-Radwaste yard clean-up andpaving n

l Demolition of RWtanks T-129A,B,C n

l Dry cask storago contract issued to Hoitec Intemational for a dual x

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purpose MPC system Sphere asbestos abatement initiated n

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EllliDresden Unit 1 SAFSTOR Project 1996 Activities l

l Loaded and shipped fuelpool waste l

m Completed sphere asbestos abatement n

. Disposed of 40000 cu. ft. of sphere asbestos waste in combination with m

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100,000 cu. ft. of contaminated soil to Envirocare of Utah.

n Demolition of radwaste tank T-114 l

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e EElliDresden Unit 1 SAFSTOR Project 1997 Activities Dry cask storage support a

Turbine building asbestos abatement

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. m Isolation of Unit 1 radwaste facility Waste shipments of misc. matedals (lead, metals, filters, resins, etc.)

n Continue 0 safe maintenance and operation of active systems n

isolation / minimization active systems a

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EEEDresden Unit 1 SAFSTOR Project 1998 PlannedActivities Finish SAFSTOR Dormancypreparations a

1. BOP asbestos abatement
2. Evaluation / isolation iretirement of non-required systems :

(ie.120V AC, chem cleaning systems, instrument air.....)

3. Waste removal / shipments
4. System finalstatus notebooks Support dry cask storege project.

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THEPRDEDIRECTIVE i

The PRl MARY functions of any decommissioning staff on a multi-n l

unit operating site are to.

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Manage the deuommissioned unit to prevent any events from l

threatening the safe storage of the spent nuclear fuel.

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Prevent the retired unit from having a detrimental effect on the safety and continued operation of other site units.

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l EggDresden Unit 1 SAFSTOR Project

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Site Impact Control i

Safe storage of U-1 spent fuelin accordance with maintenance rule a

l Activities performed to NOD standards m

l Operations : OOS's, rounds, work arounds, etc.

Corrective action program: promptidentification, root cause or l

apparent cause evaluation, and corrective action tracking l

Oversight: QA audits, surveillances, and commitment management Radiation protection : site program, ALARA committee, dose, PCE's

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l Elli Dry Cask Storage Project Backgroundinforniation Dry storage project is for Dresden Unit 1 fuel j

889 Unit 1 spent fuel assemblies u

- 683 In Unit 1

- 102in Unit 2 i

- 104 in Unit 3 Comed has chosen to use the generallicense in 10CFR72, subpert K for a

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dry storage ofDresden Unit 1 fuel

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n Comed has contracted with Holtec International /U.S. Tool & Die for dual purpose casks (HI-STAR 100) to store Dresden Unit 1 fuel i

The storage pad for the casks will be located within the protected area of n

the Dresden site.

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Billi Dry Cask Storage Project Organization l

Purpose Improve overallproject quality and excellence a

Improve and exhibit strong leadership a

Establish a dedicated team with participation by all companies n

Improve ownership and accountability n

Comed Page 17

.o Ellll Dry ask Storage roject J

Organization C k nt Dresden i Plant Psoject Manager A b ger Nase M Tom Nauman r M en* Engineer Site Projea Enga

~ Pete ikuland Imp!cmentatim Joe Reiss Rick Ralph I

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1%fcca Cmtro18 Cask Fabricatim imprmanci'-

i Engineer A. Feddersen Director US Tool & Die Robert Prather A. Panagos

.l Bob hkucardini Ed Martin Sargent A Lundy Raduum Operations Manager Gary Ault Prosecum/ALARA Constructim Manager Brian Zank Pat Quealy Dean Slarper Debra Maler ammmmmme Comed unummunus Page 18

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EEll Dry Cask Storage Project j

Scope

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Modelforsafety and quality n

Cask licensing, engineedng and fabrication overview n

Fuel handling building modifications l

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Onsita transportation system n

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Pad Siteimplementation a

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ggy Dry Cask Storage Project Improvement Methods Qualityinitiative a

Qualityfunction deployment a

Prototype u

Planning a

n Dedicated team Comed -

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e ggy Dry Cask Storage Project Status ofPrototype Cask Purpose of Prototype Fabrication Program Perform a complete cask fabdcation sequence to identify, develop, and a

confirm all tooling, fixtures, and specialprocesses Qualify manufactunng and inspection personnelin the specific a

fabdcation activities, andinspection and testing requirements Challenge Hollec/ Comed /UST&D QA programs and procedures to a

validate oridentifyimprovements Debug andimprove HI-STAR 100 and MPC-68 fabrication sequence a

andschedule

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Status o Prototype Cask l

l Future Uses of HI-STAR 100 Prototype To perform training of Comed personnelin cask loading, canister m

l welding andpreparation, unloading operations and onsite transfer l

operations l

Allow optimization of operating procedures and ancillary equipment in n

i order to limit exposure to personnel (ALARA) and to increase safety l

Utilize for dry run training of operating personnel at Dresden Unit 1 m

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  • b EEE Quality Initiative Dry Cask Storage Project Above and beyond industry's approach to dry cask storage n

Significantlyincrease emphasis on quality a

Seniormanagement empawered qualityinitiative team a

Guiding pdnciple to improve effectiveness of the defense-in-depth a

model

Comed E Page 23

eP Quality Initiative Defense-In-Depth Quality Model Samphng W FullScope Realtime After-the-fact i

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- Control non conforming conditions increasing capacty for interveglion tsforeproblems m

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Team Plan i

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Elli Quality h2itiative Establish project-wide processes for u

- Corrective action

- Lessonsteamed l

- Commitmentmanagement j

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- AnticipeUon ofproblems i

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- Communications Provide project-wide training l

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- Rootcause analysis Implemented quality function deployment a

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- Identifies detailed technicalissues i

- Problem avoidance i

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llll QualityInitiative Quality Fimction Deployment (QFD)

Improved Quality and Performance Japanese SteelIndustry a

n Panasonic and Quasar Amencan Automobile Industry n

_ ualityis Designedin notInspectedin Q

Cdtical attdbutes....

Carefullylistens to customer m

Cleady defines customer expectations a

Pdontizes needs and develop requirements a

Ensures customerrequirements are in proposed design a

Logically determines how to meet needs with resources a

... steps are complete prior to design phase begins...

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E Egg QualityInitiative

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Senior Quality Advisory Committee l

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Experienced senior industry experts a

Charter and Objectives a

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- Assess qualitystandards

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- Conduct review & evaluations

- Provide recommendations forimprovement

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- Function as coaches and mentors Report to top management

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Egg QualityInitiative Quality hnprovement Measurements Examination of measurable data (objective) a

- Performanceindicators

- Design changes

- Schedule adherence Evaluation ofperformance (subjective) a

- Management overview & assessment

- Seniorquality advisory committee

- Self-assessment Comed E Page 29

. EfB OualityInitiative l

Per ormanceIndicators l

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Y Problem identification by defense in depth levels j

n Problem reporting threshold u

Timely apparent / root cause initiation a

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m Root cause threshold i

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Quality councilrejection rate n

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Effectiveness review rejection rate n

Corrective action system effectiveness j

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z Rate ofoccurrence Commitment completion l

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t Intemalacceptanceindex j

u Extemalacceptanceindex a

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e Egg QualityInitiative Management Overview &

Assessment Plan Scifimposedintemalreviewprocess a

Evaluate QlP effectiveness Reviewproject qualityissues Coordinate review ofsubsuppliers Quality council v

Project wide overview n

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~Ouality haitiative h2itialMeasurement h2dicators a

Dresden 1 fuel characterization review Technicalconcems Proyrammaticissues Organizationalneeds Lassons teamedin phase 2 Holtec RAIresponse review m

Reviewprocess not formalized Roles & responsibilities unclear Lines ofcommunication vague Process proceduralized (includes lessons teamed)

Hollec impact limiter drop test RCA evaluation m

No formalRCA process Notfocused on qualityissuas Similarproblem couldrecur

  • IResolutioninprogress.

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Near Term Actions i

i Project-wide processes and training l

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Performance indicator analysis l

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Overview ofprototype fabrication j

a Management assessments a

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Egg QualityInitiative summary 1

implement common quality processes (project-wide) m Enforcing 2nd level (defense in depth) m Intemalizing quality m

Stillin teaching role...

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Part 50 safety evaluations n

Part 72 & 71 certificate of compliance and SAR conformance reviews a

Program reviews I

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.*y ggy Plans to Use GeneralLicense Dry Cask Storage Project Part 50 Safety Evaluations Administrative andprocedural controls to ensure that allISFSI activities n

shallbe conductedin accordance with 10CFR72, Part G 10CFR50.59 safety reviews to demonstrate compliance with NUREG-m 0612 and any plant-specific heavy loads requirements Ensure compliance with offsite dose limits in accordance with 10CFR50, a

AppendixI 10CFR50.59 safety evaluation ofgantry crane system to ensure that it '

a fully meets NUREG-0554 Comed Page 36'

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..7 Plans to Use GeneralLicense gy Dry Cask Storage Project Certificate ofCompliance Conformance Reviews m

Offsite doselimits

- Compliance with 10CFR72.104

- Compliance with 10CFR20

- Compliance with 40CFR190 Siteparameters m

- Seismicintensity

- Tomado loads (wind & missile)

- Loadpath and storage area capable ofhandling static & dynamic loads

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l Plans to Use GeneralLicense

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o Certificate o Compliance (Cont'd) l I

i Coeformance Reviews (cont'd) l

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u Fuelcheiracteristics Bumup limits i

Endch.nentlimits Assembiv 6:eight Functional & operationallimits I

s Lift heightlimits Maximum extemaldose mte Helium backfillpressure Temperaturelimits L

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Program Reviews i

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i Quality Control / Quality Assurance n

- Independentreviewofdesigns

- Projectrelatedaudits t

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- Fabricationsurveillance

- Qualitycontrolinspections l

- Active utilityparticipation in nonconformance report resolutions

- Monitoring industry related issues Emergencyplan a

l Securityplan a

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- Compliance with 10Ci"R73 s

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I ggy Plans to Use GeneralLicense Dry Cask Storage Project Program Reviews (Cont'd)

Radiation protection / health physics a

- Ensuring adherence to ALARA principles for all activities

- Providing RP coverage during all dry runs and actual fuel transfers

- Maintaining the radiologicalenvironmentalmonitoringprogram

- Verifyingcaskdecontamination a

Training m

Procedures Comed -

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yy Plans or Resolving Corrosion Issue

' Background n

- Technical restnctions on fuel to be stored

.Results ofphase 1 fuel characterization efforts n

- All serial numbers match D1 inventory

- No significant structuraldefects

- Some minordefects

- Some'damagedfuelconfirmed

-- Corrosion discovered

' Issue managerassigned n

iSubject matterexperts from Argonne NationalLaboratory and S&L -

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ggy Plansfor Resolving Corrosion Issue (Cont'd)

Projectplan drafted a

- Ensure safe movements offuel

- Corrosion issues must be resolved prior to any fuel moves in D1 pools

- Tensile strength tests

- Chemicalproperties

- Otherphysicalproperties

.m Otheractions

" Calculations to determine loads that may be safely applied to fuel assemblies Develop cleaning methods and procedures Reviewpotentialcontingencyplans j

- Cutting /removalofsection offuelrackI

- Cutting /removalofsection offuelchannel Comed LPage 42

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Egg Dry Cask Storage Project Schedule a

Second Round of RAls September 1997 FHB Modifications Complete Oct.1998 m

m Fuel Characterization 2nd/3rd Quarter 1998 Certificate issued (Prediction) 3rd Quarter 1998 m

Prototype Delivered 3rd Quarter 1998 m

Dry Runs for Cask Loading 1st Quarter 1999 m

m First Certified Cask Delivered 2nd Quarter 1999 Begin Loading First Cask from D1 SFP 3rd Quarter 1999 x

Begin Loading D1 Fuel from D2

~4th Quarter 1999 m

to ensure full core discharge capability Complete Project 2000 a

Comed E Page 43

Egg Dry Cask Storage Project Summary Project management Set high performance standards through defined mission and a

goals Establish clear roles and responsibilities for accountability n

Qualitydecision making (quality function deployment) n Reward questioning attitudes and qualit$ performance

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n Focused attention on known and emerging problems n

Ensure adequate staffing a

Comprehensive and meaningful monitonng through performance a

indicators

.;a Proactive communications both extemally and intemally

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i ggy Dry Cask Storage Project Summary Process management n

Prioritize and track extemal and intemal commitments Conduct meaningful self assessments a

Detect, correct and prevent problems prior to events a

Root cause analysis a

Trending of adverse ^ performance a

Aggressive corrective action and follow-up a

Comprehensive lessonsleamed.

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n' Effective quality assurance and quality control n

Training

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t l EDE Comed /NRCRegionIIIMeeting Summary i

l 1

Corporate services has a focus on decommissioning a

No activity or focus on D1 for a period of time a

a Since 1994 focus has been on SAFSTOR Remove hazards and risks to people on Unit 1 l

Reduce the risk to Dmsden Units 2 and 3 ^

n SAFSTOR dormancyin 2000 n-Comed Page 46.

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.m ggy Comed /NRCRegionIIIMeeting Summary (Cont'd)

'x Dry cask storage project l

Actively pursuing a license for Holtec HI-STAR l

Safe spent fuel storage in dualpurpose dry cask containers is important Industry lessons leamed indicated a need to commit to a step-change in quality Resources'have been committed, both talent and numbers Obje~ctive of our action is to increase barriers 1 and 2

. Re-inforcing barrier 3 by use of Senior Quality Advisory Committee.

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l Egg Comed /NRCRegionIIIMeeting Closing Remarks i

l Significant commitment to success of the project n

Emphasis on process and behavioral quality / excellence

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Dedicatedproject team l

l Ownership and accountability

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We understand the work ahead of us I

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