ML19326E045
| ML19326E045 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 07/08/1980 |
| From: | Moseley N NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| To: | WISCONSIN ELECTRIC POWER CO. |
| References | |
| NUDOCS 8007250480 | |
| Download: ML19326E045 (3) | |
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JUL 8 1980 1
j Point Deach Units No.1&2 Docket Hos. 50-266 '
THIS DOCUMENT CONTAINS
-301 POOR QUALITY PAGES u>
Wisconsin Electric Power Company 231 West itichigan Avenue Milwaukee, Wisconsin 53203 Centicpen:
5
SUBJECT:
POTE!ITIAL MELDING CEFICIESCIES IN TANKS FABRICATED BY G TANK AND MANUFACTURING COMPAhf i
You were. infomed by the NRC resident inspector on June 25, 1980 of potential welding deficiencies in tanks fabricated by Graver Tank and Manufacturinq i
l Co. that could possibly result in lost of piping integrity at the pipe to tank connection during ASME Service Level D loading conditions (e.g.,
seismic).
Welds in tanks were found at the Beaver Valley plant which, at the pipe to tank connection, were not in accordance with drawings and, at sean locations, contained unacceptable discontinuities.
Quality assurance cuality. records stated the welds were in accordance with the drawings and of acceptab You are recuested to detemine if the weldments in safety-related tanks at Point Beach Units No.1&2 fabricated by Graver Tank neet-design specifications and fabrication requireraents.
Verification of weld type (i.e., seal or full and review of available construction radiographs, not throug Graver inspection records.
during plant operation, the inspections may be deferred to a scheduled refueling outage if the piping integrity can ce demonstrated by analysis assuming a joint configuration such as that labek * ".;s found" in Enclosura 1 or there is evidence of independent inspections of work in progress by the licensee during the fabrication of the tank.
If welds are found which do not neet design specifications or fabrication requirements, describe the corrective actions that will te taken.
IMs infomation is requested uncer the provisions of 10 CFR 50.54(f).
Accordingly, you are recuested to provice within twenty (29) days of the wm= >
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8 1980 Wisconsin Electric Power Co.
2 date of this letter, written statements' of the above infomation, signed under oath or affirmation. -to the NRC Regional Office with a copy to IE: liq which will enable the staff to determine whether or not your NRC license i
to operate your nuclear power' generating facility should be modified, suspended or revoked.
s Sincerely,
!!oman C. Moseley, Director Division of Reactor i
Operations Inspection l
Office of Inspection -
and Enforcecent
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Enclosure:
As stated bcc:
H. D. Thornburg, IE DISTRIBUTION D. G. Eisenhut, NRR DocketFiles(2)
R. H. slimer, NRR Central ' Files V. S. Noonan, NRR IE Files T. Novak, NRR RAHemann Rdg Files G. W. Reinmuth, IE NCiloseley Rdg Files B. H..Grier, RI ROI Rdg Files RONS Branch Chiefs tp Rdg Files RCES Branch Chiefs S. S. Pawlicki, NRR D. C. Boyd, RIII D. Danielson, RIII D. Beckman, RI L. Tripp, RI l
U. F. Sanders, RI R. F. Warnick, RIII C. M. Trammell, NRR l
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