Trustworthy consultation in the nuclear waste management

Safram Oy is a consulting company in the field of the nuclear waste management, with expertise in safety, engineering, and project management.


Safram's expertise is based on the long experience of Mr Mikko Nykyri, acquired in multi-disciplinary research and development programmes concerned with the safety of radioactive waste disposal, the development of final repositories for radioactive waste, and the planning of the decommissioning of a power plant.  In particular, this experience includes a key role in the development and implementation of a repository for low- and medium-level radioactive wastes from the design to the operational phase.

Generally, the scope of the Safram's skills include consultancy on

More specifically, the activities best supported by the existing experience are associated with



Visiting the reactor core region in the dismantled Fort St. Vrain power station. Denver, Colorado.


RETROCK  was a project on the treatment of geosphere retention phenomena in safety assessments. It was funded by the European Commission within the Fifth Framework Programme of the European Atomic Energy Community and co-ordinated by Safram.


VLJ Repository is a final disposal facility for low- and medium-level reactor operating waste. The facility is owned and operated by Teollisuuden Voima Oy (TVO), and located at the Olkiluoto nuclear power plant site. Mr. Nykyri has played key roles in the design of the facility, in its safety research and design of its future extension.

Safram's home office.


TVO launched a Large-Scale Gas Generation Experiment in 1997 to investigate the gas generation from the low-level maintenance waste disposed of in an underground repository. The experiment has provided outstanding results and is still running.

Posiva Oy is the Finnish nuclear waste management company that is responsible of the final disposal of spent nuclear fuel from the Olkiluoto and Loviisa power plants.