Office for Nuclear Regulation

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Project Assessment Reports (PARs) - 2015

PARs issued in 2015

Non-site specific

LI no. Issued Title
N/A Q3 ONR review of NGL HYA/HRA and HYB/TOR PLEX Technical Overview Reports

Atomic Weapons Establishment (AWE) Aldermaston [Nuclear site licence 77]

LI no. Issued Title
N/A Q1 Review of AWE's evidence for meeting the requirements of  Improvement Notice - Serial Number I/2012/ONR/SB/001
531 Q2 Licence Condition 22(1) of Schedule 2 of the Nuclear Site Licence No. 77 - AWE Aldermaston: Undertaking The Assay of Coolant Tank 59

Atomic Weapons Establishment (AWE) Burghfield [Nuclear site licence 78A]

LI no. Issued Title
531 Q1 Modification to the Mensa roof structure to accommodate the PCSR3 stack design
529 & 530 Q1 Decommissioning Arrangements

BAE Systems Marine Limited (Barrow) [Nuclear site licence 42B]

LI no. Issued Title
515 Q3 BAE Request for Agreement to commence Artful Phase 7
514 Q1 Approval of the amended Site Emergency Plan Issue 2 Rev 3

Berkeley [Nuclear site licence 92]

LI no. Issued Title
502 Q1 Magnox limited Licence Condition 28 Consolidation - Agreement under Licence Condition 28(7) to extension of any intervals specific in the plant maintenance schedule that are controlled in accordance with procedures specified in the maintenance schedule preface

Bradwell [Nuclear site licence 93]

LI no. Issued Title
510 Q1 Approval of the revised Bradwell Site Emergency Plan - Issue 10
501 Q1 Magnox limited Licence Condition 28 Consolidation - Agreement under Licence Condition 28(7) to extension of any intervals specific in the plant maintenance schedule that are controlled in accordance with procedures specified in the maintenance schedule preface

Chapelcross [Nuclear site licence 15]

LI no. Issued Title
534 Q3 Approval of the revised Chapelcross Emergency Plan
532 & 533 Q1 Approval under Licence Condition 28(5) for amendment of the Plant Maintenance Schedule Preface and agreement under Licence Condition 28(7) for extension of any interval specified in the Plant Maintenance Schedule

Devonport Royal Dockyard [Nuclear site licence 50B]

LI no. Issued Title
559 Q3 Agreement to Modify the 14 Dock Reactor House (under construction) by Introducing a Seismic Trigger System
556 Q1 Assessment of the Request for Agreement to Undertake RAH/ Defuelling Phase 1 Inactive Commissioning of the 14 Dock RAH Tooling and Equipment in the NEMSFAC

Dounreay [Nuclear site licence 17]

LI no. Issued Title
N/A Q1 Enforcement Action in Response to a Fire in the Dounreay PFR Sodium Tank Farm
521 Q4 Request for Approval of Revised Emergency Plan

Dungeness A [Nuclear site licence 94]

LI no. Issued Title
510 Q3 Approval of  Accident and Emergency Arrangements
501 Q1 Magnox limited Licence Condition 28 Consolidation - Agreement under Licence Condition 28(7) to extension of any intervals specific in the plant maintenance schedule that are controlled in accordance with procedures specified in the maintenance schedule preface

Dungeness B [Nuclear site licence 61]

LI no. Issued Title
549 Q4 NP/SC 7447: Modified Replacement of DC12a Neutron Flux Detectors
548 Q3 NP/SC 7540 Revision 003 Addendum 1: Updated Safety Case for the Plug Unit Weld Integrity Addendum 1: ALARP Risk Management of Neutron Scatter Plugs
547 Q3 EDF Energy Nuclear Generation Limited (NGL) - Dungeness B - consent under Licence Condition 30(3) to start-up Dungeness B Reactor 22 following the 2015 Periodic Shutdown
546 Q1 NP/SC 7694: Proposal to Install Bursting Discs in the Reactor Gas SRV Filter Vessels: Paper of Principle

EDF Energy Nuclear Generation Limited (Hartlepool, Heysham 1, Heysham 2, Dungeness B, Hinkley Point B, Sizewell B, Hunterston B, Torness)

LI no. Issued Title
N/A Q2 Fukushima Recommendations and Stress Test Findings: Overall Review of EDF Energy Nuclear Generation Limited Responses

GE Healthcare Limited, Cardiff [Nuclear site licence 38C]

LI no. Issued Title
N/A Q2 Assessment of de-/re-licensing application

Hartlepool [Nuclear site licence 59]

LI no. Issued Title
554 Q4 Acknowledgement of NP/SC 7742 Hartlepool Reactor 1 - boiler spine structural integrity safety case & justification for return to full power following implementation of the spine cooling modification , EC 356461, Revision 000, Proposal Version 01
553 Q4 Acknowledgement of NP/SC 7738 Hartlepool Reactor 2 - boiler spine structural integrity safety case & justification for return to full power following implementation of the spine cooling modification (EC No: 356460)
552 Q3 NP/SC 7734 Paper of Principle - Installation of Insulation in Boiler Spine Annulus and Subsequent Reactor Operation
551 Q3 Amendment to Nuclear Safety Requirements at Hartlepool Power Station - Revision of Nuclear Safety Requirement 09 (Pressurised Refuelling)

Harwell [Nuclear site licence 101]

LI no. Issued Title
N/A Q2 Relicensing Research Sites Restoration Limited Sites to Magnox Limited
500 Q2 Initial Approval of Terms of Reference of a Nuclear Safety Committee for Harwell and Winfrith

Heysham 1 and 2 [Nuclear site licence 60]

LI no. Issued Title
N/A Q1 Basis of enforcement decision following preliminary investigation into CO2 release at Heysham 1
596 Q4 Acknowledgement of NPSC 7741, HRA R1 Boiler Spine Structural Integrity Safety Case & Justification for Increasing Reactor Power
595 Q4 EC350440 - Paper of Principle - Neutron Flux Detector Programme
594 Q4 Consent to the modification: NP/SC 7728 Heysham 1 Reactor 2 - boiler spine structural integrity safety case & justification for return to full power following implementation of the spine cooling modification, EC No:355061, Version No: 005
593 Q4 Heysham Reactor 1 - Extended three quadrant operation safety case considering defect in 1D1 boiler spine, EC 354024 002 proposal version 02
592 Q3 Specification of Heysham 1 reactor 2 boiler spine structural integrity safety case & justification for return to full power following implementation of the spine cooling modification, NP/SC 7728, EC35506
591 Q3 NP/SC 7734 Paper of Principle - Installation of Insulation in Boiler Spine Annulus and Subsequent Reactor Operation
590 Q3 Consent to re-start Reactor 2 following periodic shutdown
589 Q3 NP/SC 7733 Heysham 1 Power Station Reactor 2 return to service at reduced power with spine cooling modifications installed (EC355558)
588 Q2 EDF Energy Nuclear Generation Limited (NGL) - Heysham - consent under Licence Condition 30(3) to start-up Heysham 2 Reactor 7 following the 2015 Periodic Shutdown
587 Q1

EC354024 Version 03 Heysham Reactor 1: Interim Safety Case for Return to Service on 3 Quadrants Following Discovery of a Defect in 1D1 Boiler Spine

Assessment reports:

582 Q1 Assessment of the Off-load Depressurised Refuelling Safety Case (NP/SC 7684, EC 349137, October 2014) presented by EdF Energy NGL for Heysham 2

Hinkley Point A [Nuclear site licence 95]

LI no. Issued Title
N/A Q2

Determination of the requirement for Off-site Emergency Planning and Prior Information Areas for the Hinkley Point A Nuclear Licensed Site: Radiation (Emergency Preparedness and Public Information) Regulations 2001

N/A Q2 ONR Assessment of the Hinkley Point 'A' Site Periodic Safety Review 2015-25 Submission
501 Q1 Magnox limited Licence Condition 28 Consolidation - Agreement under Licence Condition 28(7) to extension of any intervals specific in the plant maintenance schedule that are controlled in accordance with procedures specified in the maintenance schedule preface

Hinkley Point B [Nuclear site licence 95]

LI no. Issued Title
550 Q4 Agreement to suspension of approved operating rule under Licence Condition 23(6)
549 Q4 Agreement to Extension of Hinkley Point B Reactor 3 Operating Period
548 Q1 EDF Energy Generation Limited Hinkley Point B Power Station - Request for Consent for Start Up of Reactor 4 Under Licence Condition 30 (3)
547 Q1 NP/SC 7711: Update to Hinkley Point B Non Fuel Dropped Load Safety Case to enable vessel entry during the deployment of selected in-core inspection equipment
546 Q3 Application for Agreement under LC22 (1) arrangements to put into service the new nitrogen injection and blowdown system at Hinkley Point B power station

Hunterston A [Nuclear site licence 16]

LI no. Issued Title
517 Q1 Hunterston A ILW Store - Request for agreement to active commissioning

Hunterston B [Nuclear site licence 13]

LI no. Issued Title
551 Q4 Request for Agreement under LC 28 (7) for extensions to intervals controlled in accordance with arrangements specified in the preface to the HNB Plant Maintenance
550 Q4 Request for Approval under LC 28 (5) to amend the preface to the Hunterston B plant maintenance schedule
548 Q3 Request for Approval under Licence Condition 23(5) of amendment to Nuclear Safety Requirements at Hunterston B Power Station
547 Q3 Application for Agreement under LC 22(1) arrangements to implement the modification described in NP/SC 7647, Consolidated Hazards Safety Case for Hunterston B
546 Q3 Proposal to replace Nuclear Safety Requirement 9 Revision 10 with Revision 11 and thereby increase the limiting power of a channel, immediately prior to discharge, to 1.88MW from the current limit of 1.65MW for mid-life fuel
545 Q1 Application for Agreement under LC 22(1) arrangements to put into service the new nitrogen injection and blowdown system at Hunterston B power station
544 Q1 Amendment to Nuclear Safety Requirements at Hunterston B Power Station - Revision of Nuclear Safety Requirement 04

Imperial College [Nuclear site licence 7B]

LI no. Issued Title
N/A Q4 The decision on the application to carry out a decommissioning project on the CONSORT reactor at Imperial College Silwood Park Campus under the Nuclear Reactors (Environmental Impact Assessment for Decommissioning) Regulations 1999 (as amended)

Rolls-Royce Marine Power Operations Ltd, Derby [Nuclear Site Licences 13C & 49]

LI no. Issued Title
507
506
504
503
Q3 Nuclear Safety Committee Terms of Reference - Approval To Amend The Terms of Reference for the Nuclear Safety Committee and Initial Approval for Nuclear Safety Committee's Arrangements for Obtaining Consideration of, or Advice On, Urgent Safety Proposals

Rosyth [Nuclear site licence 8]

LI no. Issued Title
N/A Q4 Request for Permission to Conduct Decommissioning Project
N/A Q1 Request for a Variation to the Rosyth Nuclear Site Licence No Sc 8 under section 3(12) of the Nuclear Installations Act 1965 (as amended)
506 Q2 Approval of Revisions to the Approved Emergency Arrangements under Licence Condition 11

Sellafield [Nuclear site licence 31G]

LI no. Issued Title
893 Q4 National Nuclear Laboratory B*** Area 400 Commissioning - Agreement to Commence Active Commissioning of B*** Area 400 (Phase 2)
N/A Q4 Control of Radioactive Waste on the Sellafield Site - Basis of formal enforcement decision following the Radioactive Waste Control Event in Analytical Services on 15 October 2014  
N/A Q4 ONR consideration of further regulatory action in relation to the resilience of the Sellafield Site to Severe Accident and Beyond Design Basis Events
N/A Q4 Hazard and Risk reduction from Highly Active Liquor (HAL) - ONR's Regulatory Judgement on the Justification for Evaporator C Continued Operations
N/A Q4 Investigation into the Product Purification 1 (PP1) Cycle Event in the Thermal Oxide Reprocessing Plant (THORP)
N/A Q3 PSR Programme: Active Handling Facility (AHF) 2013 Long Term Periodic Review (LTPR) - ONR Review of the AHF 2013 LTPR Submission
N/A Q3 Magnox Swarf Storage Silo (MSSS) - Risk and Hazard Reduction Programme: Application for Agreement to Commence Installation and Inactive Commissioning of SEP2 and 1 Mobile Caves in MSSS
N/A Q3 Assessment of Arrangements to use Construction Cranes on the Sellafield site
N/A Q3 Review of Magnox Reprocessing Separation Plant Regulatory Strategy
N/A Q3 ONR decision on whether to require Phase III Improvements
N/A Q2 Basis of enforcement decision following Magnox Reprocessing Separation Plant Events and Operating Instruction Breaches
N/A Q1 Consideration of the Continued Regulatory Approach for the ILW Specifications
N/A Q1 Review of Regulatory Approach for the 2015 Magnox Reprocessing Periodic Shutdown
N/A Q1 Project Assessment Report - HAL Stocks Specification
N/A Q1 ONR review of the MSSS LTPR submission

Sizewell A [Nuclear site licence 96]

LI no. Issued Title
511 Q1 Approval of Site Emergency Plan Issue 12
509 Q1 Proposal to remove approved reactor cooling operating rules
501 Q1 Magnox limited Licence Condition 28 Consolidation - Agreement under Licence Condition 28(7) to extension of any intervals specific in the plant maintenance schedule that are controlled in accordance with procedures specified in the maintenance schedule preface

Sizewell B [Nuclear site licence 63]

LI no. Issued Title
N/A Q1 Assessment of Sizewell B Periodic Safety Review
547 Q2 Approval Under Licence Condition 23(5) for an Amendment to Technical Specifications, Safety Limits and Nuclear Safety Requirements, Section 2.3.3, 'Instrumentation' and Table NSR 3.2-1 in Particular

Torness [Nuclear Site Licence 14]

LI no. Issued Title
538 Q3 Amendment of station Nuclear Safety Requirement 4 - increasing the number of second stage nitrogen storage vessels available for the secondary shutdown system
537 Q3 EDF Energy Nuclear Generation Limited (NGL) - Torness - Consent under Licence Condition 30(3) to start up Torness Reactor 2 following the 2015 periodic shutdown
536 Q3 EC353479 - Paper of Principle - Neutron Flux Detector Programme

Trawsfynydd [Nuclear Site Licence 81]

LI no. Issued Title
N/A Q1

Determination of the requirement for Off-site Emergency Planning and Public Information Areas for the Trawsfynydd Nuclear Licensed Site: Radiation (Emergency Preparedness and Public Information) Regulations 2001

Penderfyniad ar y gofyniad ar gyfer Ardaloedd Cynllunio Argyfwng A Gwybodaeth i'r Cyhoedd Oddi ar Safle ar gyfer Safle Niwclear Trwyddedig Trawsfynydd: Rheoliadau Ymbelydriad (Parodrwydd mewn Argyfwng a Gwybodaeth Gyhoeddus) 2001

Winfrith [Nuclear site licence 100]

LI no. Issued Title
N/A Q3 Licensing of Tradebe Inutec
N/A Q2 Relicensing Research Sites Restoration Limited Sites to Magnox Limited
500 Q2 Initial Approval of Terms of Reference of a Nuclear Safety Committee for Harwell and Winfrith

Urenco UK Limited [Nuclear site licence 48E]

LI no. Issued Title
538 Q2 Approval of the revised Capenhurst Emergency Plan, C(EP-5) Rev 3