ML20007D904

Table of Proposed ROP Baseline Samples for Vogtle Site

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 Minimum Nominal Maximum Title Bases Sample Sample Sample 71111.01* Adverse Weather Protection Site-wide Performance. Max Samples in accordance with Baseline.

Fewer passive high and intermediate 71111.04 Equipment Alignment (Partial) 3 3 3 important structures, systems, and components (SSCs)

Fewer high and intermediate important 71111.04S Equipment Alignment (Complete) 0 1 2 AP1000 systems compared to conventional reactor.

Fire drills are independent of technology and 71111.05A Fire Protection (Annual) 1 1 1 remain unchanged.

AP1000 has less fire areas than the sample 71111.05Q Fire Protection (Quarterly) 6 7 8 size for ROP.

No operating experience of flooded cable vaults, 71111.06 Flood Protection Measures 1 1 2 Annual inspection for external flood will become biennial.

Two heat sinks, containment and passive 71111.07A Heat Sink Performance (Annual) 1 1 1 RHR. Passive will be inspected every alternating IP frequency.

71111.07T* Heat Sink Performance (Triennial) Site-wide Performance. Max Samples in accordance with Baseline.

AP1000 on a 21-month nominal RFO and 71111.08P Inservice Inspection Activities (PWR) 1 1 1 conventional reactors on an18-month nominal RFO Licensed Op Requalification &

71111.11A 1 1 1 Performance (Annual)

Inspection for conventional reactors will be Licensed Op Requalification &

71111.11B 1 1 1 the same for AP1000 Performance (Biennial)

Licensed Op Requalification &

71111.11Q 8 8 8 Performance (Quarterly)

Maintenance Effectiveness (includes 71111.12 4 4 4 RTNSS as samples)

Fewer passive high and intermediate Maintenance Risk Assessments &

71111.13 7 8 9 important SSCs Emergent Work Control Operability Determinations and 71111.15 9 10 11 Functionality Assessments 1

Proposed ROP Baseline Samples for Vogtle Site Evaluations of Changes, Tests, and 71111.17T* Site-wide Performance. Max Samples in accordance with Baseline.

Experiments 71111.18 Plant Modifications 2 2 2 Fewer passive high and intermediate important SSCs 71111.19 Post Maintenance Testing 9 10 11 Refueling and Other Outage Same sample size due to the IP focuses on 71111.20 1 1 1 Activities outage management.

71111.21M* Design Basis Assurance (Teams) Site-wide Performance. Max Samples in accordance with Baseline.

Design-Basis Capability of Power Site-wide Performance. Max Samples in accordance with Baseline. (Increase Max samples 71111.21N.02*

Operated Valves range to provide additional samples) 71111.21N.05* Fire Protection Team Inspection Site-wide Performance. Max Samples in accordance with Baseline.

Stage 2 FLEX used for and inspected at Vogtle Units 1 & 2.

71111.22 Surveillance Testing 6 7 8 No FLEX at Vogtle Units 3 & 4 Fewer Tech Spec SSCs 18 PIs to verify vice 28; 6 are site-wide, so 71151 Performance Indicator Verification 12 12 12 split verification charge between 2 sites (3 each)

Site-wide Performance. Max Samples in accordance with Baseline.

71152* Problem Identification and Resolution (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 Emergency Preparedness 71114* Site-wide Performance. Max Samples in accordance with Baseline.

(8 IPs)

Radiation Protection 71124 Combination of Individual and Site Wide.

(8 IPs)

Security 71130*i Site-wide Performance. Max Samples in accordance with Baseline.

(9 IPs)

• Site-wide program common to all four Vogtle units 2