Office for Nuclear Regulation
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Project Assessment Reports (PARs) - 2012

PARs issued in 2012

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

LI no. Issued Title
525 Q4/2012 Alteration of the approved site emergency plan
526 Q3/2012 AWE Burghfield Licence Instrument (LI) 526 - Agreement to Implement the Mensa Column Design Modification
N/A Q1/2012 IRR99 exempton from issuing radiation passbooks to outside workers employed solely at AWE

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

LI no. Issued Title
525 Q4/2012 Alteration of the approved site emergency plan
N/A Q4/2012 Investigation into the corrosion of class 1 structural steelwork at AWE Aldermaston, in support of an enforcement decision
N/A Q1/2012 IRR99 exempton from issuing radiation passbooks to outside workers employed solely at AWE
N/A Q1/2012 Basis for ONR decision on the Periodic Review of Aldermaston Site

Berkeley [Nuclear site licence 92]

LI no. Issued Title
507 Q4/2012 Agreement to Proceed with Remaining Safety Category 2 or Lower ILW Retrieval Works
506 Q4/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programme for Berkeley
505 Q3/2012 Approval under LC 11(3) of Issue 15 of the Berkeley Site Emergency Plan
N/A Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

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

LI no. Issued Title
512 Q3/2012 Application for Acknowledgement of Organisational Change Proposal No. 189
511 Q2/2012 Request for Agreement to Commence HMS Ambush Active Commissioning Activities - Phase 7 Initial Criticality, Physics Tests, Power Range Testing and Fast Cruise
510 Q2/2012 Nuclear Safety Committee Terms of Reference , NRSD/GR00-013, eDMS reference 1198985 Rev 5 dated 30h January 2012

Bradwell [Nuclear site licence 93]

LI no. Issued Title
504 Q3/2012 Request for approval of site emergency plan issue 9
503 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Capenhurst (Urenco UK Ltd)

LI no. Issued Title
N/A Q4/2012 Application by Urenco UK Ltd to re-license its Capenhurst site to incorporate Sellafield Capenhurst Limited's site upon revocation of its site licence
530 Q4/2012 Approval of the Urenco UK Limited (UUK) 'on site' Capenhurst Emergency Plan, Capenhurst Emergency Plan, C(EP-4) Rev 3, (Licence Condition 11), dated 9 October 2012
528 Q4/2012 Approval of the Urgent Safety Proposals arrangements, UUK/NSEC/P260, Appendix 3, Issue No. 4, dated September 2012
527 Q4/2012 Approval of Terms of Reference of the LC 13 Nuclear Safety and Environment Committee, UUK/NSEC/P260, Appendix 2, Issue No.4, September 2012

Chapelcross [Nuclear site licence 15]

LI no. Issued Title
526 Q3/2012 Magnox Ltd Decommissioning Programmes: Changes to Defuelling Dates. Agreement to Category A changes to the decommissioning programme for Chapelcross
524 Q1/2012 Approval under LC 11(3) of Issue 5 of the Magnox Limited Chapelcross Emergency Plan
525 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Devonport Royal Dockyard [Nuclear site licence 50B]

LI no. Issued Title
N/A Q4/2012 Basis for the ONR decision on the continued operation of the Low Level Refuelling Facility
548 Q4/2012 Request for Agreement to implement the Interim Safety Justification (ISJ) solely for the docking of HMS Triumph in 14 Dock
547 Q3/2012 Request for Agreement to implement the modification NED-MNC-240-13424, 14 Dock Butterley Crane Safety Justification for the shortfall in crane rail withstand, solely for the purpose of docking HMS Triumph in 14 Dock
546 Q3/2012 Agreement to undertake the activity of management of change submission 13/11 under arrangements made under Licence Condition 36(2)
545 Q3/2012 Agreement to Implement Modification NED-MNC-240-13424, 14 Dock Butterley Crane Safety Justification For The Shortfall In Crane Rail Withstand, solely for the purpose of docking HMS Tireless in 14 Dock
544 Q2/2012 Request for Agreement to Implement the Interim Safety Justification (ISJ) Solely for the Docking of HMS Tireless in 14 Dock
541 & 542 Q1/2012 Agreement to implement two Category A modifications on existing plant in the Submarine Refit Complex
540 Q1/2012 Request for agreement to implement the Interim Safety Justification (ISJ) solely for the docking of HMS Torbay in 15 Dock

Dounreay [Nuclear site licence 17]

LI no. Issued Title
516 Q4/2012 Request for Approval of Revised Emergency Plan

Dungeness A [Nuclear site licence 94]

LI no. Issued Title
94 Q2/2012 Approval of Dungeness A site emergency plan - issue 2
505 Q2/2012 Withdrawal of Approval of Operating Rules Following Defueling at Dungeness A
504 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Dungeness B [Nuclear site licence 61]

LI no. Issued Title
- Q4/2012 Dungeness B periodic safety review - Project close out report
539 Q4/2012 Project Assessment Report Supporting Issue of ONR Approval for Changes to NSRs 2 and 9 to Permit an Increase in Dungeness B Fuel Irradiation Limits
538 Q2/2012 Approval to 'Amendment' of Management of Change (MOC) Schedule Preface Under Arrangements made under Licence Condition 36(4)
536 Q4/2012 Approval Under Licence Condition 23(5) to Amend Nuclear Safety Requirements 5, 7 and 8 Arising from Operating Rules and Identified Operating Instructions Re-Casting
537 Q2/2012 Consent under Licence Condition 30(3) to start up Reactor 22 following the 2012 Periodic Shutdown

Harwell [Nuclear site licence 84]

LI no. Issued Title
515 Q4/2012 Request to proceed with the Active Commissioning and Operational Phases for DFR Out-of-Reactor Breeder Fuel Repackaging
502 Q4/2012 RSRL Harwell - ONR Agreement to the Modification of Roof Access and Disassembly Faults associated with the RM1, B462.2, Harwell

Hartlepool [Nuclear site licence 59]

LI no. Issued Title
544 Q4/2012 EdF Energy Nuclear Generation Limited (NGL) request for an extension to the operating period of Hartlepool Reactor 2 until 28 February 2013 under Licence Condition 30(2)
543 Q3/2012 Reactor Safety Circuits: Replacement of Circulator Undervoltage (Loss of 11kV) Trip Group Equipment
542 Q2/2012 Approval to 'Amendment' of Management of Change (MOC) Schedule Preface Under Arrangements made under Licence Condition 36(4)
541 Q1/2012 ONR agreement to the installation of replacement feed flow Y trip units and pressure transmitters
N/A Q2/2012 Close-out of Periodic Safety Review Process

Heysham 1 and 2 [Nuclear site licence 60]

LI no. Issued Title
574 Q3/2012 ONR agreement to the installation of replacement Feed Flow Y (FFY) trip units and pressure transmitters at Heysham 1 Power Station
573 and 572 Q2/2012 Approval to 'Amendment' of Management of Change (MOC) Schedule Preface Under Arrangements made under Licence Condition 36(4)
571 Q2/2012 Agreement to modify Reactor Safety Circuits: Duplicate Reactor Low Pressure Trip Units Replacement at Heysham1 power station
570 Q1/2012 Consent to Restart Reactor 2 Following a Periodic Shutdown
N/A Q2/2012 Close-out of Periodic Safety Review Process

Hinkley Point A [Nuclear Site Licence 95A]

LI no. Issued Title
- Q4/2012 Hinkley Point A Site Re-Licensing Application
504 Q3/2012 Request for approval under Licence Condition 11(3)
503 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Hinkley Point B [Nuclear site licence 62B]

LI no. Issued Title
- Q4/2012 Application by EDF Energy Nuclear Generation Limited for the reissue of the Hinkley Point B Nuclear Site Licence
- Q4/2012 Hinkley Point B and Hunterston B Periodic Safety Review project close out report
- Q3/2012 Assessment of an application from EDF Energy Nuclear Generation Limited (EDFNGL) to relicense the Hinkley Point B site
542 Q4/2012 Consent to Start-up Hinkley Point B Reactor 3 following 2012 Periodic Shutdown
541 Q3/2012 Enhanced Long-Term Shutdown Provisions Stage Submission 2: ONR Agreement to Modifications to Nitrogen Injection Routes and Installation of New Carbon Dioxide Blowdown Routes on Reactor 3
540 Q3/2012 Inclusion of Robust Fuel in the Off-Load Depressurised Handling Safety Case (EC 344729, July 2012)
539 Q3/2012 EdF Energy Nuclear Generation Limited (NGL) request for an agreement under LC 28(7) to extend intervals specified in the Maintenance Schedule
538 Q3/2012 EdF Energy Nuclear Generation Limited (NGL) request for an extension to the operating period of Reactor 3 to 28 September 2012 under Licence Condition 30(2)
537 Q2/2012 Approval to 'Amendment' of Management of Change (MOC) Schedule Preface Under Arrangements made under Licence Condition 36(4)
536 Q1/2012 Consent for EDF Nuclear Generation Ltd (EDFNGL) to lease part of Hinkley Point B nuclear licensed site to NNB Generation Company Ltd (NNB GenCo) to carry out preliminary works for a proposed new power station

Hinkley Point C [Nuclear site licence 97]

LI no. Issued Title
N/A Q3/2012 Application for a Nuclear Site Licence to install and operate two EPR™ reactor units at Hinkley Point

Hunterston A [Nuclear site licence 16]

LI no. Issued Title
514 & 515 Q1/2012 Approval of licensee document, 'Licence Condition (LC) 28 Preface - Examination, Inspection, Maintenance and Testing'; and Agreement to the extension of any specified interval

Hunterston B [Nuclear site licence 13]

LI no. Issued Title
- Q4/2012 Hinkley Point B and Hunterston B Periodic Safety Review project close out report
535 Q3/2012 Enhanced long term shutdown provisions Stage Submission 2 - ONR Agreement to modifications to nitrogen injection routes and installation of new carbon dioxide blowdown routes on Reactor 3
533 Q2/2012 Approval to 'Amendment' of Management of Change (MOC) Schedule Preface Under Arrangements made under Licence Condition 36(4)
532 Q4/2012 EDF Energy Nuclear Generation Ltd (EDF NGL) - Hunterston B Nuclear Power Station, Licence Instrument (LI) - 532 - Office for Nuclear Regulation (ONR) consent (under Licence Condition - LC 30(3)) to start-up Reactor 3 following its 2012 periodic shut-down
13 Q2/2012 HSE Approval of Technical Specification NSR 9 amendments to allow the handling of irradiated robust fuel at higher decay heats at Hunterston B Power Station

Low Level Waste Repository (LLWR) [Nuclear site licence no. 82]

LI no. Issued Title
508 Q3/2012 Approval of amendment to LLWR Site Emergency Plan

Magnox Limited - Bradwell, Chapelcross, Dungeness A, Hinkley Point A, Oldbury, Sizewell A, Trawsfynydd, Wylfa

LI no. Issued Title
N/A Q3/2012 ONR assessment of 2012 Trawsfynydd Periodic Safety Review (PSR) submission
N/A Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Oldbury [Nuclear site licence 57A]

LI no. Issued Title
543 Q3/2012 Approval of proposal to change Oldbury Power Station Operating Rules 1, 2, 3 and Preface and Glossary and to withdraw all other Operating Rules' approvals
542 Q2/2012 Approval of an amendment to the Operating Rules to stipulate that all Control Rods normally remain in the core
541 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Rolls-Royce Marine Power Operations Ltd, Derby (Raynesway) [Nuclear site licence 49]

LI no. Issued Title
503 Q4/2012 Assessment of application for agreement to commence a phase of construction - core production capability regeneration project manufacturing facility first build

Rosyth [Nuclear site licence 8]

LI no. Issued Title
505 Q1/2012 Approval of Revisions to the Approved Emergency Arrangements under Licence Condition 11 for Rosyth Royal Dockyard Limited (RRDL)

Sellafield [Nuclear site licence 31G], Windscale [Nuclear site licence 83] and Calder Hall

LI no. Issued Title
N/A Q3/2012 Modifications to Magnox reprocessing safety case and implementation of safety measures to address update to risk assessment of release of contaminated cooling water
N/A Q3/2012 Introduction of revised methodology to change PF&S Cabinet Extract / Vessel Ventilation Primary Filters
N/A Q2/2012 Capability of Sellafield Fire and Rescue Service for responding to emergencies
N/A Q3/2012 Agreement to implement a Plant Modification Proposal (PMP) to revise the Magnox Reprocessing plant safety case and to modify plant safety measures
N/A Q2/2012 Request to allow an additional number of Magnox packages to be imported into a new storage cell
N/A Q1/2012 Acknowledgement requested from ONR for safety documentation
N/A Q3/2012 Plant Modification Proposal for the Implementation of Magnox Reprocessing Criticality Operating Rule Review
N/A Q3/2012 Installation of First Generation Magnox Storage Pond (FGMSP) to Sludge Packaging Plant 1 (SPP1) pipebridge, expansion loops and tie in pipework
855 Q4/2012 Replace of waste treatment compaction facility control cabinet
852 Q4/2012 In Pond Commissioning of Skip Handling Machine
850 Q3/2012 Application for Consent to Operate the Sellafield Product and Residue Store (SPRS)
848 Q4/2012 Modification of Existing Plant: Evaporator B Return to Service OSP
847 Q3/2012 Application to commence operation with articulated boom type mobile elevated work platform in the vicinity of the Magnox Swarf Storage Silo
846 Q4/2012 Modification of Existing Plant: Agreement to the Introduction of the Safety Case and Control Arrangements for Reprocessing of Trino Fuel (15te trial) through THORP
845 Q3/2012 Acknowledgement of receipt of the Plant Modification Proposal (PMP) documentation associated with the recovery of non-robust residue bottles from Analytical Services Building Stores
842 Q3/2012 Sellafield Magnox Reprocessing Consent to resume feeding of irradiated fuel to the Magnox dissolver following the 2012 periodic shutdown
841 Q3/2012 Consent to allow Waste Treatment Complex to move from Commissioning to Normal Operations
839 Q2/2012 Active Commissioning of Pile Fuel Storage Pond Canned Fuel Export Route
837 Q2/2012 Acknowledgement of Residue Export Facility Overarching Strategy Paper (OSP) 2 for the inactive and active commissioning of TN81 and CASTOR HAW 28M Flasks.
836 Q2/2012 Agreement to commence modification to an existing plant - Implementation of revised managerial controls to monitor and report evaporator C heating/cooling component usage, within the current safety case limits
833 Q3/2012 Acknowledgement of Receipt of Safety Documentation for Modification to an Existing Plant. Highly Active Liquor Evaporation and Storage, Plant Modification Proposal to support bringing HASTs 17 and 14 into routine use under the existing safety case
832 Q2/2012 Sellafield - Modification to Encapsulation Plant Stillage Transfer Tunnel
830 Q1/2012 Acknowledgement of receipt of the Plant Modification Proposal (PMP) documentation associated with the retrieval and export of solid residues from Analytical Services Building Stores
827 Q1/2012 Licence Condition 3 Consent to a lease of the Central Laboratory Technology Centre & six ancillary buildings within the boundary of the leased area, to National Nuclear Laboratory (NNL) Limited
826 Q1/2012 Licence Condition 3 Consent to an underlease of the Process Engineering Development Building to National Nuclear Laboratory (NLL) Limited
825 Q3/2012 Acknowledgement of WVP Line 3 Shield Door Recovery Project Phase 2 Overarching Strategy Paper Submission
823 Q1/2012 Dounreay fast reactor fuel reprocessing at Sellafield magnox plants
817 Q1/2012 Sellafield Ltd - First Generation Magnox Storage Pond - Agreement to commence remediation work (LI 817)
816 Q1/2012 Sellafield Ltd - First Generation Magnox Storage Pond - Agreement to commence remediation work (LI 816)
798 Q1/2012 Withdrawal of Approval for Part 1 of the Calder Hall Maintenance Schedule
523 Q2/2012 Active commissioning of Pile Fuel Storage Pond (PFSP) fuel export route - Active Handling Facility (AHF)

Sizewell A [Nuclear site licence 96]

LI no. Issued Title
N/A Q1/2012 Assessment of enforcement decision - Sizewell A treated pond water leak event of 3 September 2011
504 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Sizewell B [Nuclear site licence 63]

LI no. Issued Title
531 Q4/2012 Schedule of construction and commissioning hold points including specification of consent to commence active commissioning of the Dry Fuel Store
530 Q2/2012 Approval to 'Amendment' of Management of Change (MOC) Schedule Preface Under Arrangements made under Licence Condition 36(4)

Springfields Fuels Ltd [Nuclear site licence 79]

LI no. Issued Title
519 Q4/2012 Approval of the Springfields Site Licence Arrangements for Licence Condition 13 (Terms of Reference of the Springfields Environment, Health and Safety Committee), SSI 151, attached to paper SEHSC/P105, Issue 13, March 2012.
518 Q4/2012 Approval of the LC 11 Emergency Arrangements - 'on site' emergency plan
517 Q1/2012 LC3 Consent to lease of building A709 to National Nuclear Laboratory Limited

Torness [Nuclear site licence 14]

LI no. Issued Title
528 Q3/2012 Consent to Start-up Torness Reactor 2 following 2012 Periodic Shutdown
527 Q2/2012 Approval to 'Amendment' of Management of Change (MOC) Schedule Preface Under Arrangements made under Licence Condition 36(4)
523 Q2/2012 Consent to the granting of a short limited duration tenancy agreement between EDF Energy Generation Limited (EDFNGL) and ----- in accordance with Licence Condition 3
524 524 Q2/2012 Agreement to Transfer of Torness Oxygen Injection System (OIS) from Commissioning to Routine Operation
526 Q2/2012 Agreement to Proposal to Install Bursting Discs for Reactor 2 in the Pre-Stressed Concrete Pressure Vessel Safety Relief Valve Filter Vessels

Trawsfynydd [Nuclear site licence 81]

LI no. Issued Title
523 & 524 Q4/2012 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
Offeryn trwydded (LI) 523, cymeradwyaeth i addasu rhagair atodlen cynnal a chadw'r gwaith.
N/A Q3/2012

ONR assessment of 2012 Trawsfynydd Periodic Safety Review (PSR) submission
Asesiad Gyflwyniad PSR 2011 Trawsfynydd Magnox Cyf
522 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

Wylfa [Nuclear site licence 58A]

LI no. Issued Title
N/A Q3/2012 ONR agreement to changes to the dates associated with the Licence Condition 35 Decommissioning Milestones for final defuelling and bulk removal of asbestos
Cytundeb yr ONR i newidiadau i'r dyddiadau cysylltiedig â'r Amod Trwyddedu 35 Cerrig Milltir Datgomisiynu ar gyfer dadlwytho tanwydd a thynnu asbestos crynswth
555 Q4/2012 Amendment of Wylfa Operating Rule 4.5 to remove references to Secondary Dry Store Cell (SDSC) 5
Diwygiad i Reol Gweithredu 4.5 i dynnu cyfeiriadau at Gell Stôr Sych Eilaidd (SDSC) 5
553 Q3/2012 Agreement to changes to Referenced Station Operating Instructions (RSOI) D1 and D5 including preventing air admission and refuelling until seven days after reactor shutdown
Cytundeb ONR i newidiadau i Gyfarwyddiadau Gweithredu Gorsaf a Gyfeiriwyd (RSOI) D1 a D5 yn cynnwys atal mynediad i aer ac ail-lenwi tanwydd tan saith niwrnod wedi cau'r adweithydd i lawr
552 Q3/2012 Wylfa Irradiated Fuel Exchange (IRX), approval to amend Operating Rules 4.4, 5.3, 5.4 and 5.
Cymeradwyaeth ONR i addasu Rheolau Gweithredu 4.4, 5.3, 5.4 a 5.6
551 Q1/2012 Wylfa return to service of the Secondary Fuel Route, agreement to the Paper of Principl
Cytundeb ONR i'r Papur Egwyddor i Ddychwelyd i Wasanaeth y Llwybr Tanwydd Eilaidd yn Wylfa
550 Q1/2012 Approval of an amendment to the Operating Rules to introduce a new methodology for calculating shutdown margin
Cymeradwyaeth o ddiwygiad i'r Rheolau Gweithredu er mwyn cyflwyno methodoleg newydd ar gyfer amcangyfrif yr ymyl cau
549 Q1/2012 2011 periodic shutdown - consent to start up Reactor 1 following a periodic shutdown
Cau i lawr achlysurol 2011 - caniatâd i ail gychwyn Adweithydd 1 yn dilyn cau i lawr achlysurol
548 Q1/2012 Magnox Optimised Decommissioning Programme (MODP) - Agreement of Category A Changes to Site LC35 Decommissioning Programmes

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Updated 2013-03-26