Full-scale Engineered Barriers Experiment (FEBEX) I - Emplacement of Heating Element

 Emplacement of the Heater element into the Febex drift :

View toward the FEBEX tunnel during emplacement phase. In the foreground is the insertion car and in the background the backfilled tunnel is visible. The tunnel diameter is 2.28 m.   Loading of the electrical heater (weight 12 t, length 4.5 m) onto the insertion car.
  Heater insertion operation.

Note the numerous cables for the monitoring system on both sides and along the top line of the tunnel.


Full-scale High Level Waste Engineered Barriers (FEBEX) - In-Situ Testing

The GTS underground facilities are also available to interested 3rd parties for underground testing and research. The GTS offers cost-effective access to a fully developed, well characterised underground research facility with round the year logistical support - please contact Dr. Ingo Blechschmidt, Head of the Grimsel Test Site, for further details.