Estimation of radioactive substance penetration in basement concrete

Tezuka, Masashi  ; Koda, Yuya ; Fujita, Yoshihiko*; Kume, Kyo*

In order to contribute to the segregated management in accordance with the level of contamination such as dismantling products, as a basis frame concrete specimens of the condenser, which has been laid in the turbine building of the "Fugen", pre-observation of such cracks status of surface on which was carried out to investigate the pollution status of internal specimen.