L-17-352, No Active Safety Function Anchor Darling Double Disc Gate Valves

No Active Safety Function Anchor Darling Double Disc Gate Valves

ML17348A274
Person / Time
Site:	Davis Besse
Issue date:	12/14/2017
From:	Bezilla M FirstEnergy Nuclear Operating Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
L-17-352
Download: ML17348A274 (2)

Text

FENOC turl&swf*tu Ogr'sfui?'t 5501 North State Route 2 Oak Harbor, Ohio 43449 Mark B. Bezilla 4l,9-321-7676 Vice President - Nuclear Fax: 419-321-7582 December 14, 2017 L-17-352 ATTN: Document Control Desk U.S, Nuclear Regulatory Commission Washington, DC 200555-0001

SUBJECT:

Davis-Besse Nuclear Power Station Docket No. 50-346, Limnse No. NPF-3 No Active Safetv F_U.nction Anchor Darlinq Dquble Disc Gate Valves ln Reference 1, the Nuclear Energy lnstitute (NEI) provided the Nuclear Regulatory Comrnission (NRC) a resolution plan for the U.S. Nuclear lndustry to address the known Anchor Darling Double Disk Gate Valve (DDGV) issues. Referencn2 indicated each utilig will provide a listing of their Anchor Darling DDGV population with active safety functions along with relevant valve information, including the results of susceptibility evaluations, repair status, and a repair schedule for each susceptible valve not yet repaired. Reference 2 also stated that utilities or sites without active safety function Anchor Darling DDGVs would also provide a response, This Ietter serves to confirm that Davis-Besse Nuclear Power Station does not use Anchor Darling DDGVs to support any active safety function.

There are no regulatory commitments contained in this submittal. lf there are any questions or if additional information is required, please contact Mr. Thomas A. Lentz, Manager - Fleet Licensing, at 330-315-6810.

Respectfully, fi/#

n Mark B.

Davis-Besse Nuclear Power Station L-17-352 Page 2

References:

1. Letter from Greg Krueger (NEl) to John Lubinski (NRC), Anchor Darling Double Disc Gate Valve lndustry Resolution Plan Update (Project 689), dated August 4,2017.

2. Letter from Joseph Pollock (NEl) to Brian Holian (NRC), NSIAC Concurrence on Anchor Darling Double Disc Gate Valve lndustry Response Actions (Project 689),

dated October 26,2017 .

cc: NRC Region ll! Administrator NRC Resident lnspector NRR Project Manager Utility Radiological Safety Board