ML110890629
| ML110890629 | |
| Person / Time | |
|---|---|
| Site: | La Crosse File:Dairyland Power Cooperative icon.png |
| Issue date: | 03/29/2011 |
| From: | Dairyland Power Cooperative |
| To: | NRC/FSME |
| References | |
| Download: ML110890629 (32) | |
Text
La Crosse Boiling Water Reactor Dry Cask Storage Project Update Nuclear Regulatory Commission March 29, 2011 DAIRYLAND POWER COOPERATIVE A Touchstone Energy* Cooperative
Agenda"
- Background on LACBWR
- NAC Cask System
- ISFSI Construction Status
" Cask Loading Sequence
- Site Construction Status
- Licensing
- Project Schedule
- Security
" Wrap up and Summary 2
LAUbVV(
bir
" AEC Demonstration Reactor
" Allis-Chalmers design - 50 MWe
" Reactor critical - July 1967
" Commercial operation - November 1969
" DPC purchased reactor-July 1973
" Permanently shutdown - April 1987 L
" Placed in SAFSTOR - August 1991
" 'Limited Dismantlement' start - February 1996
" Reactor Pressure Vessel Removal - May 2007
" Start Dry Cask Storage Project - June 2007
.3..
4
- Limited Dismantlement
" Over two million pounds of material removed
" Metal removal start-2012
- Decision on buildings pending 5
of
- Approved for storage and transportation of LACBWR fuel
- October 2010
- Five casks at LACBWR
- 68 fuel cells per cask
- 333 total fuel assemblies
- Minimum cooling time of 24 years
- Exposure <22 GWD/MTU
- Heat load
" Approximately 12 KW total
" Average <40 W per assembly
- Damaged fuel
- 32 Damage Fuel Cans per cask
- 155 damaged fuel assemblies 6
I 8
" Concrete pad complete
" Fencing installed
" Vehicle Barrier System 9 Installation in progress 9
- All camera towers installed
- Intrusion detection system installed
- Security system acceptance test and training - Late April 10
" Fuel pool
- 11' by 11'
- Two tier rack system
- Small cask set down area
" Cask pool installation where reactor was removed
- Use installed fuel handling equipment 11
OperatIona IHql.llts
" Canister loading in cask pool
" Set inside runway girders aside for each cask loading
" Cask preparation on mezzanine floor
" Transfer to concrete cask outside of reactor building 12
LZ~fL 13
14
15
16
" Place transfer cask in cask pool
" Install cask pool gate 17
" Set inside runway girders aside
- Flood cask pool 18
" Remove transfer canal gate
" Load fuel into canister with existing fuel handling equipment Install transfer canal gate (after 1st cask only - fuel in upper tier.
racks) 19
- Install inside runway girders
- Install canister lid
- Drain cask pool
" Remove cask pool gate
" Place cask in prep area
- Weld, dry & back-fill canister 20
- Move transfer cask outside for canister transfer 21
" Place transfer cask on transfer adapter inside cask seismic restraint
- Transfer canister to vertical concrete cask using cask handling crane 22
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ISFSI Admin building I\\I'.IU'FWNITM'E A
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'*ý-EXISTIMG HIGHWAY 35 North 1
23
24
" Load 5th canister
" Remove components
" Fuel racks
" Control rod rack
" Crush pad
" Core spray bundle rack
" Vacuum pool bottom sludge segregating fuel fragments
- Sorting table
- Temporary water clean-up system 25
- Cask pool and gate
" Delays due to fabrication
" Tank to support weld
" Cask prep area
- Complete
- Fuel pool piping
" Piping on site
" Install - April/May 26
59K
- Calculation for free standing completed by NAC
" Monitored status at other sites
- Made decision in December to restrain cask
.. NAC designing structure and concrete pad 2*
Impacting loading WWWMEW TT, schedule 27
- License Amendment Request
" Approved January 2011
" Defines fuel handling
" Lowered water level over stored fuel
" Heavy loads
- 212 Report
" Severe weather controls
" Stack up restraint
- 50.59s
" Heavy Loads
" TSC preparations
" Cask loading Operations 28
Plan...s and Proce ures
" NEI 99-01 Guidance for EALs at ISFSI
" Integrating into current Emergency plan
- Decommissioning Plan (serves as FSAR) revised in December
" Fire Protection Plan incorporating ISFSI fire hazard analysis
" Procedures being revised now 29
" May 2011
- Reactor building modifications complete
" All cask components on site
" July 2011
" Cask Handling Crane operable
" Cask Seismic Restraint complete
" Sealing and welding dry run
- September 2011
" Heavy loads and wet ops dry run
" Loading campaign start
- November 2011 e Complete loading campaign 30
Security
.73.55
. Securi exemption ty plan
" Procedures 31
Questions?
32