Office for Nuclear Regulation & Environment Agency

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GDA issues & Res plan

GDA Issue GDA Issue Ref. Resolution Plan Revised Resolution Plan Schedules or Revised Resolution Plans Closure letter Closure report
Internal Hazards
Dropped Loads and Impact GI-UKEPR-IH-01 GDA Issue GI-UKEPR-IH-01
Resolution Plan
N/A GI-UKEPR-IH-01 letter GI-UKEPR-IH-01 Close Out Report
Verification & Validation Studies GI-UKEPR-IH-02 GDA Issue GI-UKEPR-IH-02
Resolution Plan
N/A GI-UKEPR-IH-02 letter GI-UKEPR-IH-02 Close Out Report
Internal Flooding and Operator Actions GI-UKEPR-IH-03 GDA Issue GI-UKEPR-IH-03
Resolution Plan
GI-UKEPR-IH-03 Programme rev GI-UKEPR-IH-03 letter GI-UKEPR-IH-03 Close Out Report
Substantiation of Break Preclusion Claims for RCC-M Components GI-UKEPR-IH-04 GDA Issue GI-UKEPR-IH-04
Resolution Plan
N/A GI-UKEPR-IH-04 letter GI-UKEPR-IH-04 Close Out Report
Civil Engineering and External Hazards
Hypothesis and Methodology Notes for Class 1 Structures GI-UKEPR-CE-01 GDA Issue GI-UKEPR-CE-01
Resolution Plan
N/A GI-UKEPR-CE-01 letter GI-UKEPR-CE-01 Close Out Report
Use of ETC-C for the Design and Construction of the UK EPR GI-UKEPR-CE-02 GDA Issue GI-UKEPR-CE-02
Resolution Plan
N/A N/A GI-UKEPR-CE-02 Close Out Report
Beyond Design Basis Behaviour of the Containment GI-UKEPR-CE-03 GDA Issue GI-UKEPR-CE-03
Resolution Plan
N/A GI-UKEPR-CE-03 letter GI-UKEPR-CE-03 Close Out Report
Containment Analysis GI-UKEPR-CE-04 GDA Issue GI-UKEPR-CE-04
Resolution Plan
N/A GI-UKEPR-CE-04 letter GI-UKEPR-CE-04 Close Out Report
Reliability of the ETC-C GI-UKEPR-CE-05 GDA Issue GI-UKEPR-CE-05
Resolution Plan
N/A N/A GI-UKEPR-CE-05 Close Out Report
Seismic Analysis Methodology GI-UKEPR-CE-06 GDA Issue GI-UKEPR-CE-06
Resolution Plan
N/A

N/A

GI-UKEPR-CE-06 Close Out Report
Fault Studies
Heterogeneous Boron Dilution Faults GI-UKEPR-FS-01 GDA Issue GI-UKEPR-FS-01
Resolution Plan
GI-UKEPR-FS-01 Programme rev GI-UKEPR-FS-01 letter GI-UKEPR-FS-01 Close Out Report
Diversity for Frequent Faults GI-UKEPR-FS-02 GDA Issue GI-UKEPR-FS-02
Resolution Plan
GI-UKEPR-FS-02 Programme rev N/A GI-UKEPR-FS-02 Close Out Report
Safety Case for Cask Reloading Pit GI-UKEPR-FS-03 GDA Issue GI-UKEPR-FS-03
Resolution Plan
GI-UKEPR-FS-03 Programme rev N/A GI-UKEPR-FS-03 Close Out Report
Steam Generator Tube Rupture Safety Case GI-UKEPR-FS-04 GDA Issue GI-UKEPR-FS-04
Resolution Plan
N/A N/A GI-UKEPR-FS-04 Close Out Report
Design Basis Analysis of Essential Support Systems GI-UKEPR-FS-05 GDA Issue GI-UKEPR-FS-05
Resolution Plan
GI-UKEPR-FS05-Programme rev N/A GI-UKEPR-FS-05 Close Out Report
Control & Instrumentation
Design Information for Non-Computerised Safety System Required GI-UKEPR-CI-01 GDA Issue GI-UKEPR-CI-01
Resolution Plan
GI-UKEPR-CI-01 Programme rev N/A GI-UKEPR-CI-01 Close Out Report
Protection System Independent Confidence Building Measures GI-UKEPR-CI-02 GDA Issue GI-UKEPR-CI-02
Resolution Plan
GI-UKEPR-CI-02 Programme rev N/A GI-UKEPR-CI-02 Close Out Report
Claims, Arguments, Evidence Trail GI-UKEPR-CI-03 GDA Issue GI-UKEPR-CI-03
Resolution Plan
GI-UKEPR-CI-03 Programme rev N/A GI-UKEPR-CI-03 Close Out Report
SMART Devices GI-UKEPR-CI-04 GDA Issue GI-UKEPR-CI-04
Resolution Plan
GI-UKEPR-CI-04 Programme rev N/A GI-UKEPR-CI-04 Close Out Report
Obsolescence of SPPA T2000 Platform GI-UKEPR-CI-05 GDA Issue GI-UKEPR-CI-05
Resolution Plan
GI-UKEPR-CI-05 Programme rev N/A GI-UKEPR-CI-05 Close Out Report
Absence of Adequate C&I Architecture GI-UKEPR-CI-06 GDA Issue GI-UKEPR-CI-06
Resolution Plan
GI-UKEPR-CI-06 Programme rev N/A GI-UKEPR-CI-06 Close Out Report
Essential Electrical Systems
PCSR Presentation of Claims Arguments and Evidence GI-UKEPR-EE-01 GDA Issue GI-UKEPR-EE-01
Resolution Plan
GI-UKEPR-EE-01 Programme rev N/A GI-UKEPR-EE-01 Close Out Report
Reactor Chemistry
Combustible Gas Mitigation GI-UKEPR-RC-01 GDA Issue GI-UKEPR-RC-01
Resolution Plan
GI-UKEPR-RC-01 Programme rev N/A GI-UKEPR-RC-01 Close Out Report
Control and Minimisation of Ex-Core Radiation GI-UKEPR-RC-02 GDA Issue GI-UKEPR-RC-02
Resolution Plan
GI-UKEPR-RC-02 Programme rev N/A GI-UKEPR-RC-02 Close Out Report
Structural Integrity
Avoidance of Fracture GI-UKEPR-SI-01 GDA Issue GI-UKEPR-SI-01
Resolution Plan
GI-UKEPR-SI-01 Programme rev N/A GI-UKEPR-SI-01 Close Out Report
Structural Integrity - RPV Surveillance Scheme GI-UKEPR-SI-02 GDA Issue GI-UKEPR-SI-02
Resolution Plan
GI-UKEPR-SI-02 Programme rev N/A GI-UKEPR-SI-02 Close Out Report
Radiation Protection
Radiological Zoning and Bulk Shielding GI-UKEPR-RP-01 GDA Issue GI-UKEPR-RP-01
Resolution Plan
N/A N/A GI-UKEPR-RP-01 Close Out Report
Human Factors
Inadequate Substantiation of Human Based Safety Claims GI-UKEPR-HF-01 GDA Issue GI-UKEPR-HF-01
Resolution Plan
GI-UKEPR-HF-01 Programme rev N/A GI-UKEPR-HF-01 Close Out Report
Cross-Cutting
Categorisation and Classification of Systems Structures & Components GI-UKEPR-CC-01 GDA Issue GI-UKEPR-CC-01
Resolution Plan
GI-UKEPR-CC-01 Programme rev N/A GI-UKEPR-CC-01 Close Out Report
Consolidated Final GDA Submission GI-UKEPR-CC-02 GDA Issue GI-UKEPR-CC-02
Resolution Plan
GI-UKEPR-CC-02 Programme rev

N/A

GI-UKEPR-CC-02 Close Out Report
Consider and Action Plans to Address the Lessons Learnt From the Fukushima Event GI-UKEPR-CC-03 GDA Issue GI-UKEPR-CC-03
Resolution Plan
GI-UKEPR-CC-03 Programme rev N/A GI-UKEPR-CC-03 Close Out Report