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Letter, License-Operating (New/Renewal/Amendments) DKT 50  and Safety Evaluation

Hydrogen +  and Silver +

10 CFR 20 +, 10 CFR 50 +, 10 CFR 50.36 +, 10 CFR 30 +, 10 CFR 51 +, 10 CFR 50.65 +, 10 CFR 50.90 +, 10 CFR 50.55a +, 10 CFR 50.54#p +, 10 CFR 50.36#c2 +, 10 CFR 50.65#a4 +, 10 CFR 50.55a#h +, 10 CFR 73.55#c7 +, 10 CFR 51.22#b +, 10 CFR 51.22#c9 +  and 10 CFR 50.35#c5 +

Initiating Events +  and Mitigating Systems +

H.1(u) +, P.1(e) +, H.2(e) +, H.1(e) +  and S.1(e) +

05000390  +, 05000391  +, 00390  +  and 00391  +

Regulatory Guide 1.177 +, Regulatory Guide 1.200 +, Regulatory Guide 1.174 +, ML13261A116 +, ML122860402 +, ML071700658 +, ML070380228 +, ML083430462 +, ML071200238 +, ML17086A431 +, ML060120272 +, RIS 2001-11, Voluntary Submission of Performance Indicator Data +, ML15071A262 +, ML17062A466 +, TSTF-18-07, TSTF Comments on Draft Safety Evaluation for Traveler TSTF-505, Provide Risk-Informed Extended Completion Times and Submittal of TSTF-505, Revision 2 +, ML19127A323 +, ML18269A041 +, ML20087M008 +, ML23108A113 +, WBL-23-053, Updated Final Safety Analysis Report (UFSAR) Amendment 5, Redacted Version +, TSTF-05-10, TSTF-439, Revision 2, Eliminate Second Completion Times Limiting Time from Discovery of Failure to Meet an Lco +, ML25051A176 +, CNL-25-098, Supplement to License Amendment Request to Revise Technical Specifications to Adopt Risk-Informed Completion Times TSTF-505, Revision 2, Provide Risk-informed Extended Completion Times - RITSTF Initiative 4b +, CNL-25-114, Supplement to License Amendment Request to Revise Technical Specifications to Adopt Risk-Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times – RITSTF Initiative 4b +, ML25272A168 +, ML25268A010 +, ML25346A001 +  and CNL-25-001, License Amendment Request to Revise Technical Specifications to Adopt Risk-Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b +

Reactor Trip +  and Turbine Trip +

51 FR 30028 +, 51 FR 28044 +  and 90 FR 15727 +

Kimberly Green +  and Plant Licensing Branch II +

ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +, ML25346A001 +  and ML25346A001 +

2.777778e-4 d (0.00667 hours, 3.968254e-5 weeks, 9.132e-6 months)  +, 9.259259e-5 d (0.00222 hours, 1.322751e-5 weeks, 3.044e-6 months)  +, 8.333333e-4 d (0.02 hours, 1.190476e-4 weeks, 2.7396e-5 months)  +, 1.157407e-5 d (2.777778e-4 hours, 1.653439e-6 weeks, 3.805e-7 months)  +, 6.944444e-5 d (0.00167 hours, 9.920635e-6 weeks, 2.283e-6 months)  +, 1.388889e-4 d (0.00333 hours, 1.984127e-5 weeks, 4.566e-6 months)  +, 5.555556e-4 d (0.0133 hours, 7.936508e-5 weeks, 1.8264e-5 months)  +, 2.314815e-5 d (5.555556e-4 hours, 3.306878e-6 weeks, 7.61e-7 months)  +, 4.62963e-5 d (0.00111 hours, 6.613757e-6 weeks, 1.522e-6 months)  +, 4.166667e-4 d (0.01 hours, 5.952381e-5 weeks, 1.3698e-5 months)  +, 9.722222e-4 d (0.0233 hours, 1.388889e-4 weeks, 3.1962e-5 months)  +  and 2.083333e-4 d (0.005 hours, 2.97619e-5 weeks, 6.849e-6 months)  +

NEI 99-02, Regulatory Assessment Performance Indicator Guideline +, NEI 05-04 +, NEI 12-13 +  and NEI 06-09, Risk-Managed Technical Specifications (RMTS) Guidelines +

NUREG-0847, Suppl. 22, Safety Evaluation Report, Related to the Operation of Watts Bar Nuclear Plant, Unit 2 +, NUREG-1855, Summary of 7/18/19 Public Meeting with Nuclear Energy Institute to Discuss Application of NUREG-1855, Guidance on the Treatment of Uncertainties Associated with PRAs in Risk-Informed Decision Making +, NUREG-2262, Comment Resolution +  and NUREG-0800, Document for February 22, 2024 ACRS Digital I&C Subcommittee Meeting +

EPID:L-2024-LLA-0175 +  and EPID:L-2024-LLA-0006 +

Regulatory Guide 1.177 +, Regulatory Guide 1.200 +  and Regulatory Guide 1.174 +

RIS 2001-11, Voluntary Submission of Performance Indicator Data +  and RIS 2001-01, Eligibility of Operator License Applicants +

SR-3.8.1.1 +, SR-3.0.3 +, SR-3.8.1.2 +, SR-3.7.8.1 +, SR-3.7.8.2 +, SR-3.3.1.1 +, SR-3.3.2.8 +, SR-3.0.2 +, SR-3.3.2.6 +, SR-3.6.10.2 +, SR-3.6.10.1 +, SR-3.3.1.5 +, SR-3.3.1.8 +, SR-3.7.8.3 +, SR-3.4.11.1 +, SR-3.3.2.5 +, SR-3.8.9.1 +, SR-3.3.5.2 +, SR-3.3.1 +, SR-3.4.14.1 +, SR-3.3.2 +, SR-3.3.2.1 +, SR-3.6.8.1 +, SR-3.1.1.1 +, SR-3.3.1.2 +, SR-3.3.1.3 +, SR-3.4.11.2 +, SR-3.2.4.2 +, SR-3.3.1.4 +, SR-3.3.1.6 +...

Manual Scram +  and Automatic Scram +

Steam Generator +, Reactor Coolant System +, Feedwater +, Reactor Protection System +, Emergency Diesel Generator +, Main Steam Isolation Valve +, Auxiliary Feedwater +, Safety Parameter Display System +, Residual Heat Removal +, Shield Building +, Emergency Core Cooling System +, Turbine Driven Main Feed Pump +  and Containment Spray +

TS-3.0.3 +, TS-3.7.2 +, TS-3.8.1 +, TS-5.7.2 +, TS-3.7.4 +, TS-3.5.2 +, TS-3.8.7 +, TS-3.7.7 +, TS-3.8.4 +, TS-3.6.3 +, TS-3.8.2 +, TS-3.6.1 +, TS-3.7.5 +, TS-3.4.12 +, TS-3.3.2 +, TS-3.3.5 +, TS-3.6.6 +, TS-3.3.1 +, TS-1.3 +, TS-3.4.6 +, TS-3.8.9 +, TS-3.8 +, TS-3.0.4.b +, TS-3.4.11 +, TS-3.6.8 +, TS-3.6.10 +, TS-5.0 +  and TS-3.7.5.A +

TSTF-505 +, TSTF-425 +  and TSTF-439 +

Erb D +  and Tennessee Valley Authority +

Safe Shutdown +, High winds +, High Radiation Area +, Internal Flooding +, Probabilistic Risk Assessment +, Cyber Security +, Functionality Assessment +, FLEX +, Surveillance Frequency Control Program +, Large early release frequency +, Loss of Offsite Power +, Safeguards Contingency Plan +, Flooding Focused Evaluation +, Maintenance Rule Program +, Offsite Circuit +  and Fire Protection Program +