ML22088A250

Special Report 2022-002 Inoperable Radiation Monitoring Instrumentation Channel

ML22088A250
Person / Time
Site:	Summer
Issue date:	03/29/2022
From:	Lippard G Dominion Energy South Carolina
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
22-097
Download: ML22088A250 (1)

Text

V.C. Summer Nuc lea r Station ~ Dominion Bradham Blvd & Hwy 215, Jenkinsville, SC 29065 Mai ling Address: ~ Energy P.O. Box 88, Jen kinsville, SC 29065 Dominion Energy.com

March 29, 2022

Attn: Document Control Desk Serial No. 22 - 097 U. S. Nuclear Regulatory Commission VCS LIC/HK/Rev 0 Washington, DC 20555-0001 Docket No. 50 - 395 License No. NPF - 12

DOMINION ENERGY SOUTH CAROLINA (DESC)

VIRGIL C. SUMMER NUCLEAR STATION (VCSNS) UNIT 1 SPECIAL REPORT 2022-002 INOPERABLE RADIATION MONITORING INSTRUMENTATION CHANNEL

Dominion Energy South Carolina, Inc. (DESC) hereby submits Special Report 2022-002 pursuant to the requirements of Technical Specification (TS) 6.9.2, as required by Action 30 of TS 3.3.3. 1.b, Table 3.3-6, RADIATION MONITORING INSTRUMENTATION, Item 2.d.iii.

Purge Exhaust Effluent High Range Radiation Monitor, RM -A 14, was declared inoperable on March 16, 2022, at 1607, due to erratic spiking indications. Upon declaring RM-A 14 inope rable,

VCSNS implemented a preplanned alternate method of monitoring in accordance with the requirements of Action 30 of TS Table 3.3-6. A replacement for the failed radiation monito r has been ordered and is scheduled to be on site approximately mid-April 2022.

RM -A14 provides radiation monitoring for the Reactor Building Purge Exhaust System as described within Final Safety Analysis Report (FSAR) section 9.4.8.2.2 Reactor Building Purge Supply and Exhaust System, FSAR Figure 9.4-28, and FSAR section 11.4 Process and Effluent Radiological Monitoring Systems.

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

Sincerely,

0

~Lippard Site Vice President V.C. Summer Nuclear Station

Commitments contained in this letter: None

cc : G. J. Lindamood - Santee Cooper L. Dudes - NRC Region 11 G. Miller - NRC Project Manager NRC Resident Inspector