ML20199J166
| ML20199J166 | |
| Person / Time | |
|---|---|
| Site: | Trojan File:Portland General Electric icon.png |
| Issue date: | 01/14/1999 |
| From: | Zimmerman G PORTLAND GENERAL ELECTRIC CO. |
| To: | Kobetz T NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS) |
| References | |
| NUDOCS 9901260075 | |
| Download: ML20199J166 (1) | |
Text
Seni By: PGE; 5035567002; 14 Jan'99 99:2 GAM; Job 425;Page 9 /1 l
l GARY flMMERMAN - Nrcsched.wpd Page1 ISFSI Lid Welding Demonstration
@My Jan 18 to Jan 25:.
@ o 77 The plan is to have two primary operations in progress at the same time. Arca one will have a mock-up ofu the basket inside of the transfer cask with robot til. Arca two will have a mock-up of the overpack inside a storage cask with robot it2. Preliminary step > in the procedures will be
. completed up to the points outlined below.
WeJud
_Me Entrance meeting with NRC inspectors. Procedure reviews.
We.M Basket: Install shims and tack. Complete shicid lid weld. Visual and l'T.
Overpack: Tack lid. Start weldout. PT every 1/4".
Wednesday: Basket: Fit-up backing ring. Start weldout on structural lid. P l' every 1/4".
Overpack: Continue weldout. PT every 1/4".
Thursday:
Baskel:. Continue wcldout on structural lid. PT cvery 1/4".
Overpack: Complete weldout. PT every 1/4". Set seal ring #1 und weld Friday:
Basket: Complete structural lid weld.
Overpack: Weld Disconrect Cover and seal ring #2. PT Onal. Complete.
St wh
Monday:
Basket: Weld out 8" access cover plates. PT cach weld. Basket Complete.
Overpack: Set up cutting gear, b5" Tuesday:
Basket: Cut out access cover plates (on mock up or bench test plates).
Overpack: Complete cut-out of overpack lid.(process the same for basket welds).
D, Wednesday: Exit Meeting.
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