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The above parties announced that the electricity
companies which own the vitrified waste received a
confirmation certificate from the director of the Science
and Technology Agency today, regarding an application dated
September 5, 1996, to confirm off-site disposal of
radioactive waste.
Inspections and measurement of 7 criteria were conducted by
Japan Nuclear Fuel Limited. The results are stated in the
accompanying attachments.
The 20 canisters for which the confirmation certificate was
received today are scheduled to be installed in JNFL storage
pits tomorrow.
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[Supplement]
Results of Phase II Returned Vitrified Radioactive Waste
Inspection and measurement (2nd cask, 20 canisters)
Japan Nuclear Fuel Limited conducted inspections and
measurements of 20 canisters(10 for Kansai Power Electric
Company, and 10 for Shikoku Electric Power Company) out of a
total of 40 canisters of Returned Vitrified Radioactive
Waste received on March 18,1997, to confirm that the waste
can be stored and managed safely at the JNFL Vitrified Waste
Storage Centre.
Seven inspection and measurement criteria were applied:
(1)heat emission
(2)appearance
(3)size
(4)weight
(5)radioactive levels
(6)surface cleanliness
(7)confinement test
Inspections and measurements were conducted from June 23 to
July 17 1997. The results confirmed that the canister count
was correct, and that the waste therein met all standards
for the 7 criteria.
In conclusion, 20 canisters out of the 40 canisters received
were confirmed ready for safe storage and management at the
Vitrified Waste Storage Centre. The results of the
inspections and measurements are stated in the following
attachments.
(reference)
* Attached table: Outline of
Inspection and Measurement Results of Vitrified Waste.
* Attached table: Inspection and Measurement Results of
Vitrified Waste.
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