IR 05000400/2021004

Integrated Inspection Report 05000400/2021004

ML22032A327
Person / Time
Site:	Harris
Issue date:	02/04/2022
From:	Stewart Bailey NRC/RGN-II/DRP/RPB4
To:	Maza K Duke Energy Progress
References
IR 2021004
Download: ML22032A327 (15)

Text

February 4, 2022

SUBJECT:

SHEARON HARRIS NUCLEAR POWER PLANT - INTEGRATED INSPECTION REPORT 05000400/2021004

Dear Ms. Maza:

On December 31, 2021, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Shearon Harris Nuclear Power Plant. On January 26, 2022, the NRC inspectors discussed the results of this inspection with you and other members of your staff. The results of this inspection are documented in the enclosed report.

No findings or violations of more than minor significance were identified during this inspection.

This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, Public Inspections, Exemptions, Requests for Withholding.

Sincerely,

/RA/

Stewart N. Bailey, Chief Reactor Projects Branch 4 Division of Reactor Projects Docket No. 05000400 License No. NPF-63

Enclosure:

As stated

Inspection Report

Docket Number: 05000400 License Number: NPF-63 Report Number: 05000400/2021004 Enterprise Identifier: I-2021-004-0014 Licensee: Duke Energy Progress, LLC Facility: Shearon Harris Nuclear Power Plant Location: New Hill, NC 27562 Inspection Dates: October 01, 2021 to December 31, 2021 Inspectors: J. Zeiler, Senior Resident Inspector C. Smith, Resident Inspector M. Kennard, Senior Operations Engineer N. Lacy, Operations Engineer Approved By: Stewart N. Bailey, Chief Reactor Projects Branch 4 Division of Reactor Projects Enclosure

SUMMARY

The U.S. Nuclear Regulatory Commission (NRC) continued monitoring the licensees performance by conducting an integrated inspection at Shearon Harris Nuclear Power Plant, in accordance with the Reactor Oversight Process. The Reactor Oversight Process is the NRCs program for overseeing the safe operation of commercial nuclear power reactors. Refer to https://www.nrc.gov/reactors/operating/oversight.html for more information.

List of Findings and Violations

No findings or violations of more than minor significance were identified.

Additional Tracking Items

None.

PLANT STATUS

Unit 1 operated at or near rated thermal power for the entire inspection period.

INSPECTION SCOPES

Inspections were conducted using the appropriate portions of the inspection procedures (IPs) in effect at the beginning of the inspection unless otherwise noted. Currently approved IPs with their attached revision histories are located on the public website at http://www.nrc.gov/reading-rm/doc-collections/insp-manual/inspection-procedure/index.html. Samples were declared complete when the IP requirements most appropriate to the inspection activity were met consistent with Inspection Manual Chapter (IMC) 2515, Light-Water Reactor Inspection Program - Operations Phase. The inspectors performed activities described in IMC 2515, Appendix D, Plant Status, conducted routine reviews using IP 71152, Problem Identification and Resolution, observed risk significant activities, and completed on-site portions of IPs. The inspectors reviewed selected procedures and records, observed activities, and interviewed personnel to assess licensee performance and compliance with Commission rules and regulations, license conditions, site procedures, and standards.

71111.01 - Adverse Weather Protection

Seasonal Extreme Weather Sample (IP Section 03.01) (1 Sample)

(1) The inspectors evaluated licensee readiness for seasonal extreme weather conditions prior to the onset of seasonal cold temperatures on November 15, 2021.

71111.04 - Equipment Alignment

Partial Walkdown Sample (IP Section 03.01) (3 Samples)

The inspectors evaluated system configurations during partial walkdowns of the following systems/trains:

(1) 'A' motor-driven auxiliary feedwater (MDAFW) pump and turbine-driven auxiliary feedwater (TDAFW) pump while 'B' MDAFW pump was out-of-service for surveillance on October 5, 2021

(2) 1&4A and 2&3A spent fuel cooling pumps and associated heat exchangers while protected on November 5, 2021

(3) Motor driven fire pump while protected due to scheduled maintenance on the diesel driven fire pump on December 16, 2021.

Complete Walkdown Sample (IP Section 03.02) (1 Sample)

(1) The inspectors evaluated system configurations during a complete walkdown of the essential services chilled water (ESCW) system on November 17 and 23, 2021.

71111.05 - Fire Protection

Fire Area Walkdown and Inspection Sample (IP Section 03.01) (4 Samples)

The inspectors evaluated the implementation of the fire protection program by conducting a walkdown and performing a review to verify program compliance, equipment functionality, material condition, and operational readiness of the following fire areas:

(1) Reactor auxiliary building (RAB) 236' elevation area hot machine shop (fire zone 1-A-3-COMC) on October 8, 2021

(2) Fuel handling building (FHB) 236' elevation areas for spent fuel pool cooling pumps and heat exchangers (fire zones 5-F-2-FPC, 5-F-2-FPV1, and 5-F-2-FPV2) on November 3, 2021

(3) RAB 261' elevation areas for 'A' and 'B' ESCW chillers (fire zone 1-A-4-CHLR) on November 10, 2021

(4) RAB 216' elevation for east mechanical penetration area including containment spray additive tank and component cooling water drain tank and pumps (fire zone 1-A-2-MP) on November 30, 2021.

Fire Brigade Drill Performance Sample (IP Section 03.02) (1 Sample)

(1) The inspectors evaluated the onsite fire brigade training and performance during an unannounced fire drill on October 8, 2021.

71111.06 - Flood Protection Measures

Inspection Activities - Internal Flooding (IP Section 03.01) (1 Sample)

The inspectors evaluated internal flooding mitigation protections in the:

(1) Steam tunnel on November 9, 2021.

71111.11A - Licensed Operator Requalification Program and Licensed Operator Performance

Requalification Examination Results (IP Section 03.03) (1 Sample)

(1) The licensee completed the annual requalification operating examinations required to be administered to all licensed operators in accordance with Title 10 of the Code of Federal Regulations 55.59(a)(2), "Requalification Requirements," of the NRC's "Operator's Licenses." During the week of November 22, 2021, the inspector performed an in-office review of the overall pass/fail results of the individual operating examinations and the crew simulator operating examinations in accordance with Inspection Procedure (IP) 71111.11, "Licensed Operator Requalification Program." These results were compared to the thresholds established in Section 3.03, "Requalification Examination Results," of IP 71111.11.

The inspectors reviewed and evaluated the licensed operator examination failure rates for the requalification annual operating exam completed on October 28, 2021.

71111.11B - Licensed Operator Requalification Program and Licensed Operator Performance

Licensed Operator Requalification Program (IP Section 03.04) (1 Sample)

The inspectors reviewed the facility operating history and associated documents in preparation for this inspection. During the week of October 18 - 21, 2021, the inspectors reviewed documentation, interviewed licensee personnel, and observed the administration of operating tests associated with the licensees operator requalification program. Each of the activities performed by the inspectors was done to assess the effectiveness of the facility licensee in implementing requalification requirements identified in 10 CFR Part 55, Operators Licenses. The evaluations were also performed to determine if the licensee effectively implemented operator requalification guidelines established in NUREG-1021, Operator Licensing Examination Standards for Power Reactors, and Inspection Procedure

===71111.11, Licensed Operator Requalification Program. The inspectors also evaluated the licensees simulation facility for adequacy for use in operator licensing examinations using ANSI/ANS-3.5-2009, American National Standard for Nuclear Power Plant Simulators for use in Operator Training and Examination. The inspectors observed three crews during the performance of the operating tests. Documentation reviewed included written examinations, Job Performance Measures (JPMs), simulator scenarios, licensee procedures, on-shift records, simulator modification request records, simulator performance test records, operator feedback records, licensed operator qualification records, remediation plans, watchstanding records, and medical records. The records were inspected using the criteria listed in Inspection Procedure 71111.11.

(1) Biennial Requalification Written Examinations The inspectors evaluated the quality of the licensed operator biennial requalification written examination administered in 2020.

Annual Requalification Operating Tests The inspectors evaluated the adequacy of the facility licensees annual requalification operating test.

Administration of an Annual Requalification Operating Test The inspectors evaluated the effectiveness of the facility licensee in administering requalification operating tests required by 10 CFR 55.59(a)(2) and that the facility licensee is effectively evaluating their licensed operators for mastery of training objectives.

Requalification Examination Security The inspectors evaluated the ability of the facility licensee to safeguard examination material, such that the examination is not compromised.

Remedial Training and Re-examinations The inspectors evaluated the effectiveness of remedial training conducted by the licensee, and reviewed the adequacy of re-examinations for licensed operators who did not pass a required requalification examination.

Operator License Conditions The inspectors evaluated the licensees program for ensuring that licensed operators meet the conditions of their licenses.

Control Room Simulator The inspectors evaluated the adequacy of the facility licensees control room simulator in modeling the actual plant, and for meeting the requirements contained in 10 CFR 55.46.

Problem Identification and Resolution The inspectors evaluated the licensees ability to identify and resolve problems associated with licensed operator performance.

71111.11Q - Licensed Operator Requalification Program and Licensed Operator Performance

Licensed Operator Performance in the Actual Plant/Main Control Room (IP Section 03.01) (1 Sample)

(1) The inspectors observed and evaluated licensed operator performance in the control room during performance of control rod exercising on November 2, 2021.

Licensed Operator Requalification Training/Examinations (IP Section 03.02) ===

(1) The inspectors observed and evaluated a simulator scenario for an operator annual requalification examination involving a steam generator tube rupture without reactor coolant system pressure control on October 27, 2021.

71111.12 - Maintenance Effectiveness

Maintenance Effectiveness (IP Section 03.01) (1 Sample)

The inspectors evaluated the effectiveness of maintenance to ensure the following structures, systems, and components (SSCs) remain capable of performing their intended function:

(1) 'B' ESCW chiller tripped on low compressor oil pressure (Nuclear Condition Report (NCR) 02403733) on November 1, 2021.

Quality Control (IP Section 03.02) (1 Sample)

The inspectors evaluated the effectiveness of maintenance and quality control activities to ensure the following SSC remains capable of performing its intended function:

(1) 'B' emergency service water (ESW) booster pump motor breaker opened unexpectedly when securing the pump following successful surveillance testing (NCR

===02396682) on September 4, 2021.

71111.13 - Maintenance Risk Assessments and Emergent Work Control

Risk Assessment and Management Sample (IP Section 03.01) ===

The inspectors evaluated the accuracy and completeness of risk assessments for the following planned and emergent work activities to ensure configuration changes and appropriate work controls were addressed:

(1) Elevated (Green) risk during scheduled alternate seal injection (ASI) pump time delay relay replacement preventive maintenance on November 3, 2021

(2) Elevated (Green) risk during scheduled maintenance associated with 'B' containment spray pump chemical additive supply valve 1CT-11 on November 30, 2021

(3) Elevated (Green) risk during emergent problem with the 'C' charging and safety injection pump (CSIP) auxiliary bearing lube oil pump on December 3, 2021

(4) Elevated (Green) risk during emergent troubleshooting and repair of 'B' ESCW chiller following chiller chill water outlet temperature found high out of specification on December 13, 2021.

71111.15 - Operability Determinations and Functionality Assessments

Operability Determination or Functionality Assessment (IP Section 03.01) (5 Samples)

The inspectors evaluated the licensee's justifications and actions associated with the following operability determinations and functionality assessments:

(1) 'A' component cooling water (CCW) pump breaker failed to open in test position from switch (NCR 02401267) on October 15, 2021

(2) 'B' ESCW chiller tripped on low compressor oil pressure (NCR 02403733) on November 1, 2021

(3) Incorrect application of rod worth uncertainty used in calculating shutdown margin due to vendor supplied software errors (NCR 02405318) on November 11, 2021

(4) 'C' CSIP auxiliary bearing lube oil pump excessive cycling on/off with the CSIP in operation (WO 20505888) on December 3, 2021

(5) 1AF-131, flow control valve from TDAFW pump to 'C' steam generator, failed stroke open time during TDAFW pump quarterly testing (NCR 02409759) on December 17, 2021.

71111.18 - Plant Modifications

Severe Accident Management Guidelines (SAMG) Update (IP Section 03.03) (1 Sample)

(1) The inspectors verified the site Severe Accident Management Guidelines were updated in accordance with the pressurized water reactor (PWR) generic sever accident technical guidelines and validated in accordance with NEI 14-01, Emergency Response Procedures and Guidelines for Beyond Design Basis Events and Severe Accidents, Revision 1.

71111.19 - Post-Maintenance Testing

Post-Maintenance Test Sample (IP Section 03.01) (7 Samples)

The inspectors evaluated the following post-maintenance test activities to verify system operability and functionality:

(1) Operation Surveillance Test (OST)-1216, Component Cooling Water System Operability (A-SA and B-SB Pumps in Service) Quarterly Interval Modes 1-4, following restoration of 'A' CCW pump tagout for deferred seal replacement maintenance on October 14, 2021

(2) Operations Periodic Test (OPT)-1532, ASI Squib Valves Fire Test 54 Month Interval Modes 1-4, following scheduled ASI squib valve time delay relay replacement on November 3, 2021

(3) OST-1840, Steam Generator Blowdown Sample Valve Position Indication Test 2 Year Interval Modes 1-4, following solenoid replacement on 'B' steam generator sample containment isolation valve 1SP-222 on November 9, 2021

(4) Operations Reliability Test (ORT)-1417, Normal Service Water Pump Performance Test, following scheduled maintenance on the 'A' normal service water pump on November 23, 2021

(5) OST-1119, Containment Spray Operability Train 'B' Quarterly Interval Modes 1-4, following motor operated valve preventive maintenance of chemical addition supply valve 1CT-11 on November 30, 2021

(6) Fire Protection Periodic Test (FPT)-3010, Engine Driven Main Fire Pump Functionality Test Monthly Interval Modes: ALL, following scheduled maintenance of the diesel driven fire pump on December 17, 2021

(7) OPT-1512, Essential Chilled Water Turbopak Units Quarterly Inspection/Checks Modes 1-6, following emergent repair of the 'B' ESCW chiller on December 17, 2021.

71111.22 - Surveillance Testing

The inspectors evaluated the following surveillance tests:

Surveillance Tests (other) (IP Section 03.01)

(1) OST-1005, Control Rod and Rod Position Indicator Exercise Quarterly Interval Modes 1-3, on November 2, 2021

(2) OST-1010A, 'A' Train Containment Cooling System Operability Test Monthly Interval

===Modes 1-4, on December 21, 2021.

Inservice Testing (IP Section 03.01) (1 Sample)===

(1) OST-1211, Auxiliary Feedwater Pump 1A-SA Operability Test Quarterly Interval Modes 1-4, on November 16, 2021.

71114.06 - Drill Evaluation

Drill/Training Evolution Observation (IP Section 03.02) (1 Sample)

The inspectors evaluated:

(1) A simulator-based licensed operator training evolution involving a steam generator tube rupture event on October 27,

OTHER ACTIVITIES - BASELINE

===71151 - Performance Indicator Verification The inspectors verified licensee performance indicators submittals listed below:

MS08: Heat Removal Systems (IP Section 02.07) ===

(1) Unit 1 (October 2020 - September 2021)

MS10: Cooling Water Support Systems (IP Section 02.09) (1 Sample)

(1) Unit 1 (October 2020 - September 2021)

71152 - Problem Identification and Resolution (PI&R)

Semiannual Trend Review (IP Section 02.02) (1 Sample)

(1) The inspectors reviewed the licensees corrective action program for potential adverse trends in equipment and human performance that might be indicative of a more significant safety issue.

Annual Follow-up of Selected Issues (IP Section 02.03) (1 Sample)

The inspectors reviewed the licensees implementation of its corrective action program related to the following issues:

(1) Broken bolt on the air intake manifold for the 'A' emergency diesel generator (EDG)on September 18, 2021 (NCR 02398237).

INSPECTION RESULTS

No findings were identified.

EXIT MEETINGS AND DEBRIEFS

The inspectors verified no proprietary information was retained or documented in this report.

On January 26, 2022, the inspectors presented the Integrated Inspection results to Kim Maza and other members of the licensee staff.

On October 21, 2021, the inspectors presented the Licensed Operator Requalification Inspection results to Kim Maza and other members of the licensee staff.

THIRD PARTY REVIEWS Inspectors reviewed Institute on Nuclear Power Operations' reports that were issued during the inspection period.

DOCUMENTS REVIEWED

Inspection Type Designation Description or Title Revision or

Procedure Date

71111.01 Procedures AP-301 Seasonal Weather Preparations and Monitoring Rev. 87

Self-Assessments Action Request Cold weather assessment

71111.04 Drawings 5-S-0805 Simplified Flow Diagram Fuel Pools Cooling System Unit 1 014

5-S-0807 Simplified Flow Diagram Fuel Pools Cooling System Unit 2 009

5-S-0998 S02 SFD HVAC Essential Serv Chilled Water Cond Unit 1-SA Rev. 029

5-S-0999 S02 Simplified Flow Diagram HVAC - Essential Services Chilled Rev. 032

Water - Condenser Unit 1-SB

Procedures OP-148 Essential Services Chilled Water System Rev. 83

71111.05 Fire Plans CSD-HNP-PFP- Fuel Handling Building Pre-Fire Plan Rev. 1

FHB

CSD-HNP-PFP- Reactor Auxiliary Building Elevations 190 and 216 Pre-Fire Rev. 1

RAB-190-216 Plan

CSD-HNP-PFP- Reactor Auxiliary Building Elevation 236 Pre-Fire Plan Rev. 2

RAB-236

CSD-HNP-PFP- Reactor Auxiliary Building Elevation 261 Pre-Fire Plan Rev. 1

RAB-261

Miscellaneous Fire Drill Scenario for RAB 236' Hot Machine Shop 10/6/2021

Procedures AD-EG-ALL-1520 Transient Combustible Control Rev. 14

AD-OP-ALL-0207 Fire Brigade Administrative Controls Rev. 4

FPP-001 Fire Protection Program Manual Rev. 44

FPP-002 Fire Emergency Rev. 46

FPP-013 Fire Protection - Minimum Requirements, Mitigating Actions Rev. 110

and Surveillance Requirements

OMM-001 Operations Administrative Requirements Rev. 124

71111.06 Calculations PRA-F-E-0001 Steam Tunnel Volumes for Subcompartment Pressure Rev. 1

Analysis

PRA-F-E-0002 Steam Tunnel Flooding Analysis Rev. 5

71111.11B Miscellaneous Biennial Written Exam 2020 LOCT Week 1, SRO and RO

Medical Records for 5 licensed operators

Training Attendance records from Segment 19-03 through

21-04

Inspection Type Designation Description or Title Revision or

Procedure Date

Remediation records for 19-05 BRE and 20-05 AOE

2019-2021 License Maintenance Hours spreadsheets

JPMs ADM-056, ADM-065, ADM-310, ADM-311, CR-038,

CR-310, IP-004, IP-167, IP-277, and IP-299

Simulator scenarios DSS-004 - MS Break, DSS-005 -

SBLOCA, DSS-027 - SBLOCA, DSS-038 - Loss of Heat Sink

Simulator Fidelity Testing records 2019-2021

Procedures AD-OP-ALL-0107 Maintenance of RO and SRO Licenses Rev 2

AD-OP-ALL-1000 Conduct of Operations Rev 15

AD-TQ-ALL-0068 Licensed Operator Continuing Training Program Rev 11

AD-TQ-ALL-0101 Conduct of the Systematic Approach to Training Rev 9

AD-TQ-ALL-0230 Licensed Operator Requalification Annual and Biennial Rev 10

Exam Development

AD-TQ-ALL-0320 Development of Simulator Training and Evaluation Guides Rev 8

AD-TQ-ALL-0420 Conduct of Simulator Training and Evaluation Rev 18

AD-TQ-ALL-0425 Simulator Scenario Based Testing

AD-TQ-ALL-0430 Development and Administration of JPMs Rev 3

OMM-001 Operations Administrative Requirements Rev 114

71111.11Q Procedures AD-OP-ALL-1000 Conduct of Operations Rev. 18

AOP-010 Feedwater Malfunctions Rev. 41

AOP-016 Excessive Primary Plant Leakage Rev. 59

EOP-E-0 Reactor Trip or Safety Injection Rev. 15

EOP-E-3 Steam Generator Tube Rupture Rev. 7

EOP-ECA-3.3 SGTR Without Pressurizer Pressure Control Rev. 5

OST-1005 Control Rod and Rod Position Indicator Exercise Quarterly Rev. 30

Interval Modes 1-3

71111.12 Corrective Action NCR 02395229 Siemens refurbished RLN 480-volt breaker replacement 8/25/2021

Documents project issues

Procedures AD-EG-ALL-1210 Maintenance Rule Program Rev. 3

Work Orders WO 20384614 Preventive maintenance replacement of 'B' ESW booster 9/1/2021

pump motor breaker on September 1, 2021

WO 20490618 Troubleshoot/repair 'B' ESW booster pump loss of breaker 9/4/2021

indication

Inspection Type Designation Description or Title Revision or

Procedure Date

WO 20499764 Troubleshoot/repair 'B' ESCW chiller trip on low compressor 11/1/2021

oil pressure

71111.13 Procedures AD-NF-ALL-0501 Electronic Risk Assessment Tool (ERAT) Rev. 5

AD-WC-ALL- On-Line Risk Management Process Rev. 3

240

AD-WC-ALL- Work Activity Integrated Risk Management Rev. 12

0410

AD-WC-ALL-200 On-line Risk Management Rev. 20

Work Orders WO 20053823 MOV preventive maintenance on spray additive tank supply 11/30/2021

valve 1CT-11

WO 20449858 Replace ASI squib valve time delay relay 11/3/2021

WO 20508170 Troubleshooting 'B' ESCW chiller chill water outlet high 12/13/2021

temperature

WOs 20505888 Adjust lube oil relief valve setting and calibrate pressure 12/3/2021

switch on 'C' CSIP

71111.15 Procedures AD-OP-ALL-0105 Operability Determinations Rev. 6

71111.19 Procedures FPT-3010 Engine Driven Main Fire Pump Functionality Test Monthly Rev. 19

Interval Modes: All

ORT-1402 Normal Service Water Pump Functionality Test Rev. 11

ORT-1417 Normal Service Water Pump Performance Test Rev. 0

Work Orders WO 20499018 Replace solenoid on 'B' steam generator sample valve 1SP- 11/9/2021

2

WO 20499764 Troubleshoot 'B' ESCW chiller trip on compressor low oil 11/1/2021

pressure

WO 20508170 Troubleshoot/repair 'B' ESCW chiller high chill water 12/14/2021

temperature

71111.22 Drawings CPL-2165-S- Simplified Flow Diagram Feedwater System - Unit 1 Rev. 46

0544

Procedures OST-1211 Auxiliary Feedwater Pump 1A-SA Operability Test Quarterly Rev. 27

Interval Modes 1-4

71151 Miscellaneous Operator Log Entries between 2020 - 2021

Procedures AD-PI-ALL-0700 Performance Indicators Rev. 4

71152 Engineering EC 000420166 A EDG Intake Bolt Broken Rev. 0

Changes

Inspection Type Designation Description or Title Revision or

Procedure Date

Procedures AD-PI-ALL-0100 Corrective Action Program Rev. 25

AD-PI-ALL-0106 Cause Investigation Checklists Rev. 6

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