ML20007D904
| ML20007D904 | |
| Person / Time | |
|---|---|
| Site: | Vogtle  |
| Issue date: | 01/08/2020 |
| From: | Jeffrey Bream NRC/NRR/DRO/IRIB |
| To: | |
| Bream J, 610-337-5212, NRR/DRO | |
| References | |
| Download: ML20007D904 (2) | |
Text
Proposed ROP Baseline Samples for Vogtle Site 1
Title Minimum Sample Nominal Sample Maximum Sample Bases 71111.01*
Adverse Weather Protection Site-wide Performance. Max Samples in accordance with Baseline.
71111.04 Equipment Alignment (Partial) 3 3
3 Fewer passive high and intermediate important structures, systems, and components (SSCs) 71111.04S Equipment Alignment (Complete) 0 1
2 Fewer high and intermediate important AP1000 systems compared to conventional reactor.
71111.05A Fire Protection (Annual) 1 1
1 Fire drills are independent of technology and remain unchanged.
71111.05Q Fire Protection (Quarterly) 6 7
8 AP1000 has less fire areas than the sample size for ROP.
71111.06 Flood Protection Measures 1
1 2
No operating experience of flooded cable
- vaults, Annual inspection for external flood will become biennial.
71111.07A Heat Sink Performance (Annual) 1 1
1 Two heat sinks, containment and passive RHR. Passive will be inspected every alternating IP frequency.
71111.07T*
Heat Sink Performance (Triennial)
Site-wide Performance. Max Samples in accordance with Baseline.
71111.08P Inservice Inspection Activities (PWR) 1 1
1 AP1000 on a 21-month nominal RFO and conventional reactors on an18-month nominal RFO 71111.11A Licensed Op Requalification &
Performance (Annual) 1 1
1 Inspection for conventional reactors will be the same for AP1000 71111.11B Licensed Op Requalification &
Performance (Biennial) 1 1
1 71111.11Q Licensed Op Requalification &
Performance (Quarterly) 8 8
8 71111.12 Maintenance Effectiveness (includes RTNSS as samples) 4 4
4 Fewer passive high and intermediate important SSCs 71111.13 Maintenance Risk Assessments &
Emergent Work Control 7
8 9
71111.15 Operability Determinations and Functionality Assessments 9
10 11
Proposed ROP Baseline Samples for Vogtle Site 2
71111.17T*
Evaluations of Changes, Tests, and Experiments Site-wide Performance. Max Samples in accordance with Baseline.
71111.18 Plant Modifications 2
2 2
Fewer passive high and intermediate important SSCs 71111.19 Post Maintenance Testing 9
10 11 71111.20 Refueling and Other Outage Activities 1
1 1
Same sample size due to the IP focuses on outage management.
71111.21M*
Design Basis Assurance (Teams)
Site-wide Performance. Max Samples in accordance with Baseline.
71111.21N.02* Design-Basis Capability of Power Operated Valves Site-wide Performance. Max Samples in accordance with Baseline. (Increase Max samples range to provide additional samples) 71111.21N.05* Fire Protection Team Inspection Site-wide Performance. Max Samples in accordance with Baseline.
71111.22 Surveillance Testing 6
7 8
Stage 2 FLEX used for and inspected at Vogtle Units 1 & 2.
No FLEX at Vogtle Units 3 & 4 Fewer Tech Spec SSCs 71151 Performance Indicator Verification 12 12 12 18 PIs to verify vice 28; 6 are site-wide, so split verification charge between 2 sites (3 each) 71152*
Problem Identification and Resolution Site-wide Performance. Max Samples in accordance with Baseline.
(Adjust routine review to account for 4-unit site) 71153 Follow-up of Events and NOED 1
1 1
Fewer LERs due to fewer active components 71114*
Emergency Preparedness (8 IPs)
Site-wide Performance. Max Samples in accordance with Baseline.
71124 Radiation Protection (8 IPs)
Combination of Individual and Site Wide.
71130*i Security (9 IPs)
Site-wide Performance. Max Samples in accordance with Baseline.
- Site-wide program common to all four Vogtle units