ML19105A182

Report No. ISI 75-3, Preliminary Results of Inservice Inspection Program Refueling Outage No. 1, Surry Power Station Unit No. 2.

ML19105A182
Person / Time
Site:	Surry
Issue date:	07/09/1975
From:	Stallings C Virginia Electric & Power Co (VEPCO)
To:	Moseley N NRC/RGN-II
References
Report No. ISI 75-3, Serial No. 581
Download: ML19105A182 (5)

Text

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.e Letter to N. c. Moseley from Virginia Electric and Power Company dated July 9, .

1975.

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Q!STRIBUTION; 50-281 H. D. Thornburg, IE IE:HQS (5)

Office of Standards Development Central Files Division of Reactor Licensing (JJ9 PDR .

Local FDR NSIC

- TIC STATE t.L-

V1RoeA ELECTRIC AND PowEn C o ~ N Y RIOHMOND, VIROINIA 23261 July 9, 1975 Mr. Norman C. Moseley, . Director

• Serial No. 581 Office of Inspection and Enforcement P_O&M/JTB:clw

.U.S. Nuclear Regulatory Collh~ission Region II - Suite 818 Docket No~ 50-281 230 Peachtree Street, Northwest License No: OPR-37 Atlanta, Georgia 30303

Dear Mr. Moseley:

Attached is a preliminary report entitled Inservice Inspection Program, Refueling Outage No. l. for the Surry Power Station, Unit No. 2.

The inservice inspection* did not identify any significant deficiencies.

Very truly yours,

~. J?/2. ~a£[t-k:1~

C. M. Stallings

• Vice _President-Power Supply and Production Operations Attachment cc: Mr. K. R. Goller 39 copies

4 PRELIMINARY RESULTS OF THE INSERVICE INSPECTION PROGRAM REFUELING OUTAGE NO. 1 SURRY POWER STATION UNIT NO. 2 JUNE 15, 1975 REPORT NO. ISI 75-3 DOCKET NO. 50-281 LICENSE NO. DPR-37

e VIRGINIA ELECTRIC AND POWER COMPANY

I. INTRODUCTION .e In accordance with the requirements of Technical Specification 6.6.C, this report contains. a summary of the preliminary results of the inservice inspection activities performed during the first re-fueling outage of Unit No. 2 at the Surry Power Station. The document entitled, Inservice Inspection Program, Refueling Outage No . .!_, Surry Power 'station, Unit No.  !, Report No. !SI 75-2 dated March 10, 1975 provid-~s the specific details concerning the inspections performed.

T~is report is intended to be a preliminary report of the results

• of the inservice inspections following the first ;efueling outage, pursuant to Technical Specification 6.6.C. A more detailed report will be submitted within 90 days.

II.

SUMMARY

OF INSPECTION RESULTS The inservice inspections performed during the period covered by this report included all those listed in Report No~ !SI 75-2. All in-.

spections were conducted as specified in IS! 75-2 except Technical Spec-ificat,ion reference 4.2, regenerative heat exchanger nozzle to shell welds. This was changed from a volumetric examination to a surface ex-amination (liquid penetrant) because the regenera~ive heat exchanger is a Class III vessel.

All inspections were satisfactory; however, the following indications were identified:

ia Examined

(;en. A J. 3 .

Mete of Exam:i.na t ion Visual Indication 18 punch marks Cle~red Disposition C-301-2501R) r Vessel Visual Nicks in threads Cleared

.8 e Studs laneous Visual Arc Strikes Not significant-will be

.2 groundout when time permits ad SIS Piping laneous Visual & Arc Strikes, Croundout* and repaired, all

.3 MT & PT Cracked lashing indications were cleared bine blades lugs laneous Visual Arc Strikes at Not significant-will be

.1.2 floor supports groundout when time permits ized SS Ill. CONCLUSIONS The results of the inservice inspections performed verified the integrity of the systems and components examined. The discrepancies noted were corrected or will be corrected as indicated in Part IL Based on the results of the inservice inspection program, as summarized herein, the safety systems and components inspected have not experienced degradation and there is reasonable assurance that they will continue to perform their design function. .

l As required by Technical Specification 6.6.C, a detailed report of the inspections performed will be submitted within 90 days *

. .