Nuclear Decommissioning Services Ltd
Cost Effective and Innovative Solutions to Decommissioning Problems
 
 

 

 

NDSL offers consultancy services in the following areas.

Technical Studies

  • Option, Scoping and Feasibility Studies
  • Concept and Process Design
  • Detailed Decommissioning Methodology
  • Plant Decommissioning Programmes (PDPs)

Recently completed projects include:

  • Preparation PDPs for Dounreay D9814 Fuel Pond, D8571 PIE Cave, D1202 Fuel Fabrication Plant, D1207 Waste Handling and Decontamination facility, D1217 PIE Caves, D1211 Low Active Effluent Pits, D1250 DMTR Complex, D1251, D9875 Drum Store, D8550 Plutonium Criticality Facility, D1334 Laundry, minor buildings
  • Post Decommissioning Reports for FCA plant at Dounreay
  • Determination of Dounreay Prototype Fast Reactor (PFR) Radionuclide Inventory
  • Development of the concept, waste routes and PDP for Dounreay Materials Test Reactor decommissioning

Safety & Environmental Projects

  • Preparation of Safety Case documentation
  • Assessment of Radionuclide Inventories
  • Assistance with UNOR Clearance
  • Peer review of Safety Cases

Examples of recently completed projects are:

  • Determination of PFR Radionuclide Inventory
  • Safety Cases and Modification Reports for a variety of Dounreay decommissioning projects, including the D1251 Sentencing Tanks, DMTR, D1249, and D8532.
  • Processing of UNORs for PFR
  • Safety Case for Winfrith Sodium Coupon Disposal Project
  • Provision of Health Physics Support to Salvage of Submarine Kursk

Ventilation Design & Commissioning
  • Concept, Scheme and Detail Design
  • Design Assessment and Justification
  • Ventilation Design Substantiation
  • Ventilation System Fabrication, Installation and Commissioning: see Equipment page
The long list of ventilation projects which NDSL has delivered includes:
  • Scheme design of two-stack system for D1209 at Dounreay; assistance with tender assessment and implementation
  • Design of ventilation system for the Akcros chemical factory at Eccles
  • Design of ventilation system for DD1203 at Dounreay
  • Ventilation Design projects on Dounreay facilities including DFR NDP, DFR IXP, PFR AMCL, D1203 Fuel Recovery Plant, D8550 Plutonium Criticality Facility, DN141 Pulse Column Laboratory, D1206 Fuel Reprocessing Plant.
  • Design and commissioning of Hunterston A CCP Bay ventilation system
  • Detailed assessment for UKAEA of D1209 Ventilation Design
  • Design of Hunterston A NCWPF 1 Ventilation System

 


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