You searched for: “geological repository
geological repository, deep geological repository
A mined facility for the disposal of radioactive waste, using waste packages and the natural geological formations as barriers to provide waste isolation.

The deep geological repository idea involves the encapsulation of used nuclear fuel in long-term engineered casks which are placed and sealed within excavated rooms in a geological formation at a determined depth of 500 to 1000 meters below the earth's surface.

It involves the construction of a vault within a stable, low permeability bedrock, using conventional mining techniques. The bedrock and other engineered barriers are supposed to provide ecological safety over an extended time.

This entry is located in the following unit: geo-, ge- + (page 12)