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l Y NIATARA NUMOHAWK NINE MILE PolNT-UNIT 2/P O. BOX 63 LYCOMING, NY 13093/ TELEPHONE (315) 343-2110 July 19, 1985 (NMP2L 0449) | |||
Mr. R. W. Starostecki, Director U.S. Nuclear Regulatory Commission Region I Division of Reactor Projects 631 Park Avenue King of Prussia, PA 19406 Re: Nine Mile Point - Unit 2 Docket No. 50-410 | Mr. R. W. Starostecki, Director U.S. Nuclear Regulatory Commission Region I Division of Reactor Projects 631 Park Avenue King of Prussia, PA 19406 Re: Nine Mile Point - Unit 2 Docket No. 50-410 | ||
==Dear Mr. Starostecki:== | ==Dear Mr. Starostecki:== | ||
Enclosed is an interim report in accordance with 10CFR50.55(e) for the problem concerning linear indications in tube steel seam welds. | |||
Enclosed is an interim report in accordance with 10CFR50.55(e) for the problem concerning linear indications in tube steel seam welds. This problem was reported via tel-con to L. Doerflein of your staff on June 20, 1985 Very truly yours, C. V. Mangan Vice President Nuclear Engineering and Licensing l | This problem was reported via tel-con to L. Doerflein of your staff on June 20, 1985 Very truly yours, C. V. Mangan Vice President Nuclear Engineering and Licensing l | ||
l | CVM/GG/cla (1126H) xc: Director of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 R. A. Gramm, NRC Senior Resident Inspector l | ||
Project File (2) l l | |||
l 8508090614 850719 | |||
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NIAGARA M0 HAWK POWER CORPORATION NINE MILE POINT - UNIT 2 DOCKET N0. 50-410 Interim Report for a Problem Concerning Linear Indications in Tube Steel Seam Welds (55(e)-85-18) | NIAGARA M0 HAWK POWER CORPORATION NINE MILE POINT - UNIT 2 DOCKET N0. 50-410 Interim Report for a Problem Concerning Linear Indications in Tube Steel Seam Welds (55(e)-85-18) | ||
Description of the Problem During field inspection of some tube steel supports, a linear indication on a tube steel seam weld was noted. The extent of the condition was found to apply to tube material fabricated by one particular tube manufacturer. The material was purchased from Interstate Steel fabricated by Unarco-Levitt. | Description of the Problem During field inspection of some tube steel supports, a linear indication on a tube steel seam weld was noted. | ||
Most of the steel with indications appears to have a limited depth of the defect. A list of material received, from this manufacturer and of supports fabricated with this material, is currently being developed. Once compiled, it will be forwarded to Engineering for an evaluation. | The extent of the condition was found to apply to tube material fabricated by one particular tube manufacturer. | ||
The material was purchased from Interstate Steel fabricated by Unarco-Levitt. | |||
Most of the steel with indications appears to have a limited depth of the defect. | |||
A list of material received, from this manufacturer and of supports fabricated with this material, is currently being developed. | |||
Once compiled, it will be forwarded to Engineering for an evaluation. | |||
This matter is still under investigation, and a final report will be issued by November 30, 1985. | This matter is still under investigation, and a final report will be issued by November 30, 1985. | ||
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Latest revision as of 08:01, 12 December 2024
| ML20133J010 | |
| Person / Time | |
|---|---|
| Site: | Nine Mile Point  |
| Issue date: | 07/19/1985 |
| From: | Mangan C NIAGARA MOHAWK POWER CORP. |
| To: | Starostecki R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| (55(E)-85-18), (NMP2L-0449), (NMP2L-449), NUDOCS 8508090614 | |
| Download: ML20133J010 (2) | |
Text
,
e ~._, e,
l Y NIATARA NUMOHAWK NINE MILE PolNT-UNIT 2/P O. BOX 63 LYCOMING, NY 13093/ TELEPHONE (315) 343-2110 July 19, 1985 (NMP2L 0449)
Mr. R. W. Starostecki, Director U.S. Nuclear Regulatory Commission Region I Division of Reactor Projects 631 Park Avenue King of Prussia, PA 19406 Re: Nine Mile Point - Unit 2 Docket No. 50-410
Dear Mr. Starostecki:
Enclosed is an interim report in accordance with 10CFR50.55(e) for the problem concerning linear indications in tube steel seam welds.
This problem was reported via tel-con to L. Doerflein of your staff on June 20, 1985 Very truly yours, C. V. Mangan Vice President Nuclear Engineering and Licensing l
CVM/GG/cla (1126H) xc: Director of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 R. A. Gramm, NRC Senior Resident Inspector l
Project File (2) l l
l 8508090614 850719
\\\\
I 0
QO jg l
F
.. v..
NIAGARA M0 HAWK POWER CORPORATION NINE MILE POINT - UNIT 2 DOCKET N0. 50-410 Interim Report for a Problem Concerning Linear Indications in Tube Steel Seam Welds (55(e)-85-18)
Description of the Problem During field inspection of some tube steel supports, a linear indication on a tube steel seam weld was noted.
The extent of the condition was found to apply to tube material fabricated by one particular tube manufacturer.
The material was purchased from Interstate Steel fabricated by Unarco-Levitt.
Most of the steel with indications appears to have a limited depth of the defect.
A list of material received, from this manufacturer and of supports fabricated with this material, is currently being developed.
Once compiled, it will be forwarded to Engineering for an evaluation.
This matter is still under investigation, and a final report will be issued by November 30, 1985.
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