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Magnox update to NuLeAF Peter Roach, Strategic Programmes Director September 2012. Magnox. One generating nuclear site Three defuelling nuclear sites Six decommissioning nuclear sites One hydro-electric plant Owned by Energy Solutions
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Magnox update to NuLeAF Peter Roach, Strategic Programmes Director September 2012
Magnox • One generating nuclear site • Three defuelling nuclear sites • Six decommissioning nuclear sites • One hydro-electric plant • Owned by EnergySolutions • Working for the sites’ owner, the Nuclear Decommissioning Authority
Lifetime phases of the sites Generation Defuelling Care and maintenance preparations Care and maintenance Final site clearance
The MODP Magnox Optimised Decommissioning Programme (MODP) The work programme that is being delivered by Magnox and EnergySolutions on behalf of the Nuclear Decommissioning Authority
The MODP • Maximise the value from the remaining operating site at Wylfa (and Oldbury until it ceased generation in February 2012) • Complete the Magnox Operating Programme (MOP) - dealing with the remaining spent fuel • Deliver early care and maintenance at Bradwell and Trawsfynydd • Deliver a safe interim care and maintenance state at Chapelcross and Dungeness • Pioneer innovative and transformational ways of working through the introduction of Strategic Programme delivery with a view to minimising lifetime costs • Safe implementation of the Berkeley active waste vaults retrieval project to address one of the highest hazards • Reshape and reduce our workforce in line with the MODP whilst providing strong and responsive support to our people The main elements
Lifetime phases of the sites Generation Defuelling Care and maintenance preparations Care and maintenance Final site clearance
Intermediate Level Waste retrieved and packaged • Fuel Element Debris retrieved, encapsulated or dissolved • Reactors – deplant, buildings cladTurbine hall – deplanted, demolishedConventional buildings – constructed, demolished Site and land restoration Defuelled sites Care and maintenance • Cooling ponds drained, sealed and skips disposed of • Low Level Waste and conventional waste managed
Oldbury – generated £300 million extra revenue from 2008 – 2012 through inter-reactor transfer and extended generation • Wylfa – secured extended generation • Dungeness A – defuelling completed • Chapelcross - cooling pond one drained • Sizewell A – major asbestos stripping project completed Fuelled sites
Berkeley – The reactors were the first in the UK to enter safestore, while the first Intermediate Level Waste (ILW) recovered from the vaults and placed into fit-for-purpose interim storage • Hinkley Point A – turbine hall backfilled in conjunction with EDF Energy • Hunterston A – ILW store sealed and ready to be commissioned Decommissioning sites
Bradwell – • the turbine hall has been demolished • a fuel element debris dissolution plant is being built • the pond has been drained and painted • work has begun to construct an interim storage facility for ILW. • Trawsfynydd – • the reactors are being prepared for safestore • ILW is being placed into interim storage • the ponds are being scabbled Accelerated sites
Lifetime phases of the sites Generation Defuelling Care and maintenance preparations Care and maintenance Final site clearance
MODP outcomes • Waste is dealt with earlier than originally planned and hazard is reduced • Lead and learn means that experience is shared between the sites improving delivery as each programme develops
MODP outcomes • Care and maintenance is broughtforward – savings 34 site years fromthe total required to get all the sites to that phase • Adding all the benefits togetherleads to a lifetime saving of£1.3 billion
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