ML20085F861
| ML20085F861 | |
| Person / Time | |
|---|---|
| Site: | LaSalle  |
| Issue date: | 03/24/2020 |
| From: | Washko J Exelon Generation Co |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| RA20-016 | |
| Download: ML20085F861 (4) | |
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RA20-016 March 24, 2020 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 LaSalle County Station, Unit 1 and Unit 2 Renewed Facility Operating License No. NFP-11 and NPF-18 NRC Docket No. 50-373 and 50-374 L..c::h:>Clllt: VVUI ILY.::>LelLIUI I 2601 North 21 " Road Marseilles, IL 61341 815-415-2000 Telephone www.exeloncorp.com 10 CFR 50.9
Subject:
Corrected drawing for one-line electrical power supply for LaSalle Hardened Containment Vent System (HCVS) Final Integrated Plan (FIP)
Reference:
Exelon letter to NRC, Report of Full Compliance with Phase 1 and Phase 2 of June 6, 2013 Commission Order Modifying Licenses with Regard to Reliable Hardened Containment Vents Capable of Operation Under Severe Accident Conditions (Order EA-13-109), dated December 14, 2018 (ML183488252)
In accordance with 10 CFR 50.9, "Completeness and accuracy of information" LaSalle County Station (LSCS) is providing a corrected drawing for the HCVS FIP report previously communicated to NRC by letter dated December 14, 2018. While reviewing portions of LaSalle Station's FIP for the HCVS, it was discovered that the incorrect diagram was submitted in. The attachment is labeled as the "One Line Diagram of HCVS Electrical Power Supply." The drawing that should have been submitted in that attachment is 1 E-0-4000FA, enclosed with this letter.
There are no regulatory commitments contained within this letter.
Should you have any questions concerning this letter, please contact Mr. Dan Mearhoff, Regulatory Assurance Manager, at (815) 415-2800.
Respectfully, Jom:~
Site Vice President LaSalle County Station Attachments: Drawing 1 E-0-4000FA, revision A, Key Diagram Hardened Containment Vent System (HCVS) 125VDC Distribution Panel ODC52E cc:
NRC Senior Resident Inspector - LaSalle County Station
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KEY DIAGRAM HARDENED CONTAI NMENT VENT SYSTEM (HCVS) 125VDC DISTRIBUTION PANEL 0 DC52E
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3/13/2020 NewCAP2 AR 04296569 Report Status: APPROVED Due Date:
03/18/2020 Affected Facility.
LASALLE GENERATING STATION AR Type:
CR How Discovered:
SELF-IDENTIFIED Event Date:
Affected Unit:
Owed To:
WR:
11 /11/2019 Origination Date:
NOT APPLICABLE Affected System:
REG ASSURANCE CR Level/Class:
CAP EVAL 11/12/2019 NO SYSTEM IMPACT 4/D ACTION REQUEST DETAILS
Subject:
==
Description:==
INCORRECT DIAGRAM SUBMITTED WITH HCVS FINAL INTEGRATED PLAN Originator: ANDREW R WARREN Supv Contacted: McBreen, Harcharick, Mearhoff Condition
Description:
While reviewing portions of LaSalle Station's Final Integrated Plan (FIP) for the hardened containment vent system (HCVS), it was discovered that the incorrect diagram was submitted in Attachment 3. The attachment is labeled as the one-line diagram of HCVS electrical power supply. The drawing that should have been submitted in that attachment is 1 E-0-4000FA.
Immediate actions taken:
Contacted Supervisor, Program Engineer and Reg Assurance Manager. Wrote IR.
Recommended Actions:
Action to Reg Assurance to submit supplement to FIP.
List of knowledgeable individuals:
Warren Mearhoff Initial Screening Questions:
Equipment issue located in the Vital Area, Protected Area, or other owner controlled properties such as switchyards or Lake/River Screen House? no Procedure or process issues with the potential to affect compliance with TS or license conditions? no Potential reportability concerns? no Analysis or setpoint deficiencies that impact onsite or offsite dose or dose rates? no Nuclear safety issue? no Significant Industrial Safety Issue (ie; excluding First Aids, non-work related issues, PPE Issues, etc)? no Personnel injury requiring offsite medical attention? no Tampering, vandalism or malicious mischief? no Shift Review Not Required:
true Operable Basis:
Shift Review Not Required Reportable Basis:
Shift Review Not Required Functional Basis:
Shift Review Not Required SOC Reviewed by: JULIE COPELAND 11 /13/2019 08:16:06 CST SOC Comments:
Close to AT generated to Reg Assurance to submit supplement to LaSalle Station's Final Integrated Plan (FIP). (rwd)
Good Catch WORK AGAINST-No Work Against Details Found.
DYNAMIC ATTRIBUTES newcap.exeloncorp.com/arreport/4296569 112
3/13/2020 Good catch TREND CODES No Trend Codes Found.
ASSIGNMENTS 08610 NewCAP2 Assigned To Status:
Assignment No.
Affected Facility:
LASALLE GENERATING STATION Primary ALL SITE CAPCOS Due Date:
Assignment Type:
Priority:
Subject:
Assignment No.
Affected Facility:
Assignment Type:
Priority:
Subject:
Group:
CAP MODEL TRACKING ASSIGNMENT (CR Secondary Pl-AA-120)
Group:
Schedule Ref:
INCORRECT DIAGRAM SUBMITTED WITH HCVS FINAL INTEGRATED PLAN 02 Assigned To TERRY L LANC LASALLE GENERATING STATION ACTION ITEMS (CR Pl-AA-125)
Primary Group:
Secondary Group:
Schedule Ref:
REGULATORY ASSURANCE Reg Assurance to submit supplement to LaSalle Station's Final Integrated Plan (FIP).
newcap.exeloncorp.com/arreport/4296569 Original Due Date:
Unit Condition:
Status:
Due Date:
Original Due Date:
Unit Condition:
COMPLETE 11/17/2019 ACC/ASG 03/18/2020 12/15/2019 212