Dismantling of the bio-shield, insulation and support ring at the Unterweser nuclear power plant

Details
Customer
Westinghouse Electric Germany GmbH (on behalf of PreussenElektra GmbH)
Country
Germany
Location
Unterweser Nuclear Power Plant
Duration
08/2021–12/2023 (BGE site selection prodecure); until 02/2024 (decommissioning), from 02/2024 (documentation)
Topics

Dismantling of the bio-shield, insulation and support ring at the Unterweser nuclear power plant

Westinghouse GmbH was commissioned to dismantle, condition and package the biological waste at the Unterweser nuclear power plant. Westinghouse commissioned Dornier Hinneburg GmbH to prepare the campaign documentation, carry out the activity determination, supervise the KC loading and prepare the waste container documentation.

 

Our services at a glance:

Preparation of campaign documentation (completed)

  • Schedule
  • Campaign concept including material description
  • Concept for determining activity
  • Report on reference containers
  • Sampling and measurement concept
  • Participation in expert discussions

Support for KC loading (completed)

  • On-site support for quality assurance during logging and loading
  • Activity determination as part of operational documentation based on
  • activation calculation and analysis results

Creation of packaging concepts in call-off batches (in progress)

  • Compilation of waste drums taking into account radiological data and logistical constraints at the Mitterteich interim storage facility
  • Selection of repository containers taking into account permissible total values, guaranteed values and transport conditions

Waste container documentation (in progress)

  • Implementation of AVK* data maintenance and activity calculation with AVK-Mopro
  • Compilation of all repository related documents and evidence of the product control measures carried out
  • Creation of waste container documentation for all Konrad containers

*AVK = Abfallfluss-Verfolgungs- und Produktkontroll-System (Waste flow tracking and product control system)

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