HL-3421, Forwards Owners Data Rept for Isi,Ei Hatch Nuclear Plant, Unit 1,Mar-May 1993. Code & Augmented Insps Performed Not Specifically Required by ASME Code on Selected Class 1,2 & 3 Components Listed

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Forwards Owners Data Rept for Isi,Ei Hatch Nuclear Plant, Unit 1,Mar-May 1993. Code & Augmented Insps Performed Not Specifically Required by ASME Code on Selected Class 1,2 & 3 Components Listed
ML20056D493
Person / Time
Site: Hatch Southern Nuclear icon.png
Issue date: 08/10/1993
From: Beckham J
GEORGIA POWER CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20056D494 List:
References
HL-3421, NUDOCS 9308160379
Download: ML20056D493 (2)


Text

~_ _ _

_g o Georg:a Power Company ,

40 Irraemess Conter Partway a Post Offee Box 1295 Birmingham, Alabama 35201 Telephone 205 877-7279 m

hM,Ne'n7$cg3, Georgia Power Hatch Projm.t tv sout%m elecinc rnJem August 10, 1993 Docket No. 50-321 HL-3421 005945 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 Edwin I. Hatch Nuclear Plant - Unit 1 Inservice Inspection Associated With the Sprina 1993 Maintenance /Refuelina Outaae Gentlemen:

In accordance with the Requirements of Article IWA-6000 of the American Society of Mechanical Engineers (ASME) Code, Section XI, the Owners' Data Report for inservice inspection (form NIS-1) for the inservice inspection activities conducted at Plant Hatch Unit I during the Spring 1993 maintenance / refueling outage, is enclosed.

In addition to the inspections required by the code, Georgia Power Company.

(GPC) has performed several inspections not specifically required by the ASME Code on selected Class 1, 2, and 3 components. The code and-augmented inspection performed at Unit I are summarized below and reported in the Owners' Data Report.

Ultrasonic examinations of austenitic stainless steel piping welds in the primary coolant pressure boundary per Generic Letter 88-01 and NUREG-0313, Revision 2. The results are provided in the enclosure under Class 1 examinations.

Ultrasonic thickness measurements were performed on selected components in the extraction steam and condensate /feedwater system piping per GPC's ongoing erosion / corrosion program. A portion of these components was selected due to their similarity in design and operating conditions ,

to components involved with the pipe break incident at Plant Surry. '

Ultrasonic examination of seven welds in the Reactor Water Cleanup  !"

l' (RWCU) piping were performed per commitments to the NRC related to i HUREG-0313.

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U.S. Nuclear Regulatory Commission Page Two August 10, 1993 The core spray sparger and associated piping were visually examined per IE Bulletin 80-13. '

Both shroud support access hole covers were removed and replaced with bolted covers.

The replacement, testing, and examination of reactor pressure vessel N11B instrument nozzle piping is documented in the enclosure under t repairs and replacements.

Sincerely, J. T. Beckham, Jr.

  • JKB/cr i

Enclosure:

Owners' Data Report for Inservice Inspection -

Edwin I. Hatch Nuclear Plant Unit 1 -

March 1993 - May 1993  ;

cc: Georaia Power Comnany .i Mr. H. L. Sumner, General Manager - Nuclear Plant I NORMS. I i

U.S. Nuclear Reaulatory Commission. Washinoton. D.C. l Mr. K. Jabbour, Licensing Project Manager - Hatch U.S. Nuclear Reaulatory Commission. Reaion II Mr. S. D. Ebneter, Regional Administrator i Mr. L. D. Wert, Senior Resident Inspector - Hatch

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OWNER'S DATA REPORT FOR INSERVICE INSPECTION EDWIN I. HATCH NUCLEAR PLANT UNIT 1

\,_) MARCH 1993 - MAY 1993

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