ML20128C378

From kanterella
Jump to navigation Jump to search
Submits Technical Assistance Request ORB-2-208 to Review Util Info Re Insp of Four Reactor Vessel Feedwater Nozzles at Facility & Discovery of Nozzle Cladding Defects
ML20128C378
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 01/22/1976
From: Ziemann D
Office of Nuclear Reactor Regulation
To: Eisenhut D
Office of Nuclear Reactor Regulation
References
NUDOCS 9212040377
Download: ML20128C378 (1)


Text

.

3 JAN L'^ g7g t

Darrell C. Fisenhut, Assistant Director for Operational Technology, OR TFCINICA!. ASSISTANCE PPOMPST NO. ORR-2-203 Plant Nar.c: "onticello Docket Number: 50-261 tranch Code: PRB-2 Proj ect !'anacer:

11. P. Snalder Operational Technolocy Branch Fnrincerinn Branch Peoueste1 Co.wletion Date:

February 22, 1976 Description of Request: The Northern States Dower Company (NeP), while

(

inspectine, the four reactor vessel feedwater nozzles at the Monticello facility, discovered pozzle claddirn defects, sone of which extended into the base netal.

Subsequent discussions between MSP, Inspection and rnforcerent Office and Technien1 Peview CTFB 6 "TD) inlicated that the repair procedure of grinding out the cracks was acceptable; however, we requested MSP to provide additional information.

MSP has subnitted the requested additional information in its letter of December 31, 1075. attached as.

It is requested that you review the NSP submittal for acceptability. This natter is currently beine, reviewed on a.cencric hasis by menkers of Technical neview who have recently been transferred to the Operational Technology Engineering Branch.

Additionn1 infornation concernine the initini discovery of the problem is attached as Enclosure 2.

NanisigneaEy DISTRIBtJTION Dennis I., Ziemann Docket ORB #2 Reading enni s L. 23 cmnn, Chi er n

Subj ect File Oneratina Eenctors 14r v eh #2 Division of %cratin', "cactors Fnclosures:

1.

'"P l tr. dtd. 12/31/75 2.

t'dit ion 11 informtion and W"s intended remirs cc '/ enclosures:

MOldify,/

i gl

i. C. Shan t

V D

,,,g e w/out enclosorqs r.,' %n id er

- ~

~

'? OR:0RB #2

~OR:0RB #2 ORYORB #2 P. ". Di" r

". Coller VT. o icN RP BBuckley:@

DL2iemann

.uaaa n A;..I.. Carter

.. ) L%/

1/_/76 1/ /76 1/$/76 --

cars >

.L Forma AEC 318 (Rev. 9-53) AICM 9240 W u. ea soven emauv paiett.se arricas se74.sso. toe 9212040377 760122 PDR ADOCK 05000263 O

PDR

_ - _ _ _ _