ML17349A657

Special Report (Spr) 2017-011

ML17349A657
Person / Time
Site:	Summer
Issue date:	12/15/2017
From:	Lippard G South Carolina Electric & Gas Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
RC-17-0179, SPR- 2017-011
Download: ML17349A657 (1)

Text

George A. Lippard Vice President, Nuclear Operations 803.345.4810 A SCANA COMPANY December 15, 2017 Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555

Subject:

VIRGIL C. SUMMER NUCLEAR STATION (VCSNS), UNIT 1 DOCKET NO. 50-395 OPERATING LICENSE NO. NPF-12 SPECIAL REPORT (SPR) 2017-011 South Carolina Electric & Gas Company (SCE&G) is submitting this Special Report pursuant to the requirements of Technical Specifications 3.3.3.9.a and 6.9.2. This report addresses the Oxygen Monitoring Instrumentation in the Waste Gas Holdup System Explosive Gas Monitoring System being out-of-service for greater than thirty (30) days.

On October 30, 2017, at 02:30, the outlet oxygen monitor IAE01119A was out of tolerance, could not be calibrated, and was declared inoperable. Compensatory action was taken by analyzing grab samples to maintain the Waste Gas System Explosive Gas Monitoring System operable, as described in Technical Specifications Table 3.3-13 Line Item 1a notation (Action 44).

Maintenance was performed under Work Order 1716322. Defective equipment and instrumentation was replaced, calibrated, and the monitor was verified to be within tolerance.

Oxygen monitor IAE01119A was returned to service on November 29, 2017 at 07:10.

Should you have any questions, please call Mr. Michael S. Moore at (803) 345-4752 at your convenience.

JRB/GAL/rp c: K. B. Marsh W. M. Cherry RTS (CR-17-05701)

S. A. Byrne C. Haney File (818.08)

J. B. Archie S. A. Williams PRSF (RC-17-0179)

N. S. Cams K. M. Sutton INPO Records Center J. H. Hamilton NRC Resident Inspector G. J. Lindamood NSRC SCE&G l V.C. Summer Nuclear Station

• P.O. Box 88

• Jenkinsville, South Carolina 29065