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Table. 4.

Table. 4.

Shielding design goal for safety management of facilities using LINACs for treatment

Report Controlled areas Public areas
NCRP 49 0.1 rem/wk 0.01 rem/wk
NCRP 51 100 mrem/wk, 2.5 mrem/h 10 mrem/wk, 0.25 mrem/h
NCRP 151 5 mSv/y, 0.1 mSv/wk 1 mSv/y, 0.02 mSv/wk
IAEA 47 6 mSv/y, 0.12 mSv/wk 0.3 mSv/y, 0.006 µSv/wk
IPEM 75-2 20 mSv/y (IRR 1999) 0.3 mSv/y (IRR 1999)
Korea 20 mSv/y, 1 mSv/w 1 mSv/y, 0.1 mSv/wk

LINAC, linear accelerator; NCRP, National Council on Radiation Protection and Measurements; IAEA, International Atomic Energy Agency; IPEM, Institute of Physics and Engineering in Medicine; IRR, Ionizing Radiation Regulations.

Progress in Medical Physics 2021;32:83-91 https://doi.org/10.14316/pmp.2021.32.4.83
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