[2A11-12] Radiation Shielding and Radiation Behavior 2

3:50 PM - 4:05 PM JST(6:50 AM - 7:05 AM UTC)

[2A11] Discussion on the Standardization of Shielding Material focusing on Shielding Concrete (25)Correction methods of standard composition

*Koichi Okuno¹, Mikihiro Nakata², Masahiro Taniguchi³, Toshinobu Maenaka⁴, Koji Ohishi⁵, Masahiro Yoshida⁶, Toshio Amano⁷ (1. Hazama-Ando, 2. MHI NDC, 3. Taisei Corp., 4. Takenaka Corp., 5. JER, 6. Nustec, 7. CTC)

Keywords:

Concrete,material composition,AESJ standards

A working group of Standards Committee in Atomic Energy Society of Japan has been discussing standard material compositions of concrete for shielding calculations.The concept and correction method for standard concrete water contents and density are proposed.