ML080720004
| ML080720004 | |
| Person / Time | |
|---|---|
| Site: | Fort Calhoun  |
| Issue date: | 03/20/2008 |
| From: | Omaha Public Power District |
| To: | Office of Nuclear Reactor Regulation |
| Markley, M T, NRR/DORL/LP4, 301-415-5723 | |
| Shared Package | |
| ML080720002 | List: |
| References | |
| Download: ML080720004 (9) | |
Text
000 Dry Fuel Storage at Fort Calhoun Station Omaha Public Power District (OPPD)
Presentation to NRC February 19th, 2008 000
.2
.3 Agenda
- Background Crane Uprate Equipment Delivery Status 100-Ton Transfer Cask and Transfer Trailer Availability, Key Remaining Open Issues OPPD Schedule 0 4 5
OPPD Febwary 19, 2008
ooo Background
- March 2006 - NRC questions 72.48 for Transnuclear (TN) design change to reduce the weight of the transfer cask
- June 2006 - NRC grants exemption for loading 4 canisters
- October 2006 - NRC finds TN 72.48 evaluation for the OS 1 97L to be invalid
- Parallel success paths developed for Phase 2 loading campaign 3
OPPO Febftwy 19, 2W8 o o o Background (Cont.)
Parallel Paths o TN to amend the C of C Tech. Spec. to license the light weight transfer cask
- Amendment 11 o OPPD to uprate the auxiliary building crane to use the standard weight transfer cask
- OS197 OPPD Feftr
- 19. 20 4
OPPO Febni~y lB. 2000
ooo Status Licensing Activities
" TN submitted the license amendment request for the 75-ton cask design in April 2007
" OPPD met with NRC Division of Spent Fuel Storage and Transportation in September 2007
- NRC issued a letter to OPPD on TN's amendment in October 2007
- NRC issued RAIs on the TN amendment request in October 2007 5
OPPO FebMr 19, 208 ooo Status Licensing Activities (cont.)
" TN met with NRC to discuss RAIs in November 2007
" TN submitted RAI responses in December 2007 OPPO Fe*ar 19, 2008 a
OPPO Fetxua*y
- 19. 2008
000 Crane Uprate Equipment Delivery Status
" Contract issued to PAR on February 6, 2008
" Delivery date is November 21, 2008
" Installation contract to be issued late August 2008
" Estimated installation and test completion is January 30, 2009 7
OPPD Fe1uarY 19,2008 00 0 Changes to Previous Information e OPPD will procure a new hook and lower block
- Reduces trolley lifted load by 1.5 tons
- Increases lift height by -2 feet
- Eliminates the 60 degrees restriction on sling angle
- Allows use of standard cask yokes 8
OPPD FeNUar 19. 2008
o o o Crane Modification Scope e Hoist gears
- Wire rope
- Hoist drum pillow block and drum safety support
" Drum pinion pillow block
" Transfer sheave pivot pin Lower block and hook OPPD Februm 19, 2008 0 0 Engineering Change Package
- Analysis of crane and auxiliary building for crane uprate is complete
- Crane parts contract issued
- 60 % ECP package complete
- Testing procedure
- New load test @ 125% rated load 10 OPPD Februay 19. 2008
000 100-Ton Transfer Cask and Transfer Trailer Availability
- TN has a transfer cask/transfer trailer (TC/TT) available 1st quarter 2009
" USA plant has a TC/TT available starting May 2009
- Working through USA and TN 11 OPPO February 19, 2008 0 0 0 Key Remaining Open Issues
- Finalize agreements on use of TC/TT
- Establish final cask move weights
- Finalize structural analyses 125-ton cask letdown analysis
- Issue installation contract 12 OPPD Febnuary 19, 2008
0 0 0 Key Remaining Open Issues (cont.)
- Issue modification package
- Install modification
- Test crane @ 125% rated load
- Revise 72.212 Report and loading procedures
- FCS must transfer fuel prior to new fuel receipt for Fall 2009 refueling outage
" Crane uprate schedule
- Cask availability
- Amendment 11 issue
000 Schedule 41 I* lefla(2nd u
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121 12 HI
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21,"*,, o,,,,,V mL 000 Summary
" OPPD is on track to uprate the auxiliary building/crane to 106-ton capacity
" Loading window has opened up
- Approval of TN Amendment 11 by January 2009 will support OPPD contingency needs for fuel loading 16 OPPD Februar 19. 2008 16 oppo Febuary 19. 2008
000 QUESTIONS/COMMENTS 17 OPP6 Fe~xuay 19, 2008