RA21-017, Post-Outage 90-Day Inservice Inspection (ISI) Summary Report

Post-Outage 90-Day Inservice Inspection (ISI) Summary Report

ML21099A089
Person / Time
Site:	LaSalle
Issue date:	04/09/2021
From:	Washko J Exelon Generation Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
RA21-017
Download: ML21099A089 (4)

Text

LaSalle County Station Exelon Generation 2601 North 21'1 Road Marseilles, IL 61341 815-415-2000 Telephone www.exeloncorp.com RA21-017 10 CFR 50.55a(g)

April 9, 2021 United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555 LaSalle County Station, Unit 1 Renewed Facility Operating License No. NPF-11 NRC Docket No. 50-373

Subject:

Post-Outage 90-Day lnservice Inspection (ISi) Summary Report

References:

1. Letter from Nancy Salgado (U.S. NRC) to Bryan Hanson (Exelon Generation Company), "Proposed Alternative to the Submittal Schedule for Certain Reports

[COVID-19]," (EPID L-2020-LLR-0066) dated April 30, 2020 (ML20113F041)

Exelon Generation Company, LLC (EGC) provides the attached Post-Outage 90-Day lnservice Inspection (ISi) Summary Report for LaSalle County Station Unit 1, submitted in accordance with 10 CFR 50.55a, "Codes and Standards," and the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code Case N-532-5, "Repair/Replacement Activity Documentation Requirements and lnservice Inspection Summary Report Preparation and Submission Section XI, Division 1."

The attached Post-Outage 90-Day ISi Summary Report is for examinations and repair/replacement activities performed between the end of LaSalle County Station Unit 1 seventeenth refueling outage on March 14, 2018, through the end of the eighteenth refueling outage (L 1R18). This refueling outage started on February 10, 2020 and ended on February 28, 2020. This Report is submitted within the allowances of Reference 1, which approved an alternative schedule for processing.

There are no regulatory commitments contained in this report. Should you have any questions concerning this letter, please contact Mr. Daniel Mearhoff, Regulatory Assurance Manager, at (815) 415-2800.

Respectfully,

~~~

Joh~ J. \<tashko Site Vice President LaSalle County Station

Attachment:

Form OAR-1 Owner's Activity Report cc: Regional Administrator - NRC Region Ill NRC Senior Resident Inspector- LaSalle County Station

FORM OAR-1 OWNER'S ACTIVITY REPORT Report Number L 1R 18 Plant LaSalle County Station, 2601 North 21st Road, Marseilles, IL 61341-9757 Unit No. Commercial Service Date January 1, 1984 Refueling Outage Number L1R18 (if applicable)

Current Inspection Interval Fourth Inspection Interval (ISi), Third Inspection Interval (Containment ISi)

(1 11 , 2nd , 3rd , 4th , other)

Current Inspection Period First Inspection Period (ISi and Containment ISi)

(1", 2n*, 3rd)

Edition and Addenda of Section XI applicable to the inspection plans ASME Section XI 2007 Edition through 2008 Addenda Date and Revision of inspection plans November 20, 2017 Revision 0 Edition and Addenda of Section XI applicable to repair/replacement activities, if different than the inspection plans Same as above Code Cases used for inspection and evaluation: N-508-4, N-532-5, N-578-1, N-586-1, N-639, N-648-1, N-702, N-747, N-805 (if applicable, including cases modified by Case N-532 and later revisions)

CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspection Plan as required by the ASME Code,Section XI; and (c) the repair/replacement activities and evaluations supporting the completion of L 1R18 conform to the requirements of Section XI. (refueling outage number)

Signed ~...;::::r-;J/1..tJ-, - :Sd*c_ fl"l~/(.,1 to Jj £ (Owner or Owner's designee. Title)

).JG,1vt:"~Date 3 / 2.9 J ~ 0 7. t CERTIFICATE OF IN SERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Hartford, Connecticut have inspected the items described in this Owner's Activity Report, and state that, to the best of my knowledge and belief, the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the repair/replacement activities and evaluation described in this report. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury or property damage or a loss of any kind arising from or connected with this inspection.

1~11) A t,Al, I (National Board Numberanil Endorsement)

TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRED EVALUATION FOR CONTINUED SERVICE Examination Examination Item Description Evaluation Description Category Item Number none none none none

TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE Code Item Date Repair/Replacement Description of Work Class Description Completed Plan Number 2635 2 4" elbow Repair elbow downstream of 1G33-F040 7/31/19