Moratorium on Ocean Dumping of Radioactive Waste Agreed to in London

Land Based Alternatives to Ocean Dumping

Disposal of Radioactive Waste

Perhaps the most important single problem arising from the increasing use of atomic energy for peaceful purposes is how to dispose of the growing amounts of radioactive waste. Many of its complex aspects were discussed at the scientific conference on the disposal of radioactive waste held by IAEA in Monaco from 16 to 21 November 1959. The conference was organized jointly with UNESCO, with the c...

Cements in Radioactive Waste Disposal

The use of cement and concrete to immobilise radioactive waste is complicated by the wideranging nature of inorganic cementing agents available as well as the range of service environments in which cement is used and the different functions expected of cement. For example, Portland cement based concretes are widely used as structural materials for construction of vaults and tunnels. These const...

Radioactive Waste Management

Clearance Level Discussion on Solid Radioactive Waste

INTRODUCTION In recent days, the words of clearance and clearance level are frequently used in the field of radioactive waste. This note is showing current Japanese situations on this issue and the discussion items. Clearance is defined as: removal of radioactive materials or radioactive objects within authorized practices from any further control by the Regulatory Authority. Clearance level is...