CALCULATING TODE AND TEDE
TEDE = DDE + CEDE
TODE = DDE + CDE
TEDE = total effective dose equivalent
TODE = total organ dose equivalent
DDE = deep dose equivalent
CDE = 50 year committed dose equivalent to a tissue
or organ
CEDE = 50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent Annual Limit
TEDE 5 rem 50 mSv
TODE 50 rem 0.5 Sv
LDE (Lens Dose Equivalent) 15 rem 0.15 Sv
SDE,WB 50 rem 0.5 Sv
SDE, ME 50 rem 0.5 Sv
TEDE (general public) 0.1 rem 1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for Density Thickness
External Sources (cm) (mg / cm )
2
TEDE 1 1000
TODE 1 1000
LDE 0.3 300
SDE, WB 0.007 7
1
SDE, ME 0.007 7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity.
2
51
CALCULATING TODE AND TEDE
TEDE = DDE + CEDE
TODE = DDE + CDE
TEDE = total effective dose equivalent
TODE = total organ dose equivalent
DDE = deep dose equivalent
CDE = 50 year committed dose equivalent to a tissue
or organ
CEDE = 50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent Annual Limit
TEDE 5 rem 50 mSv
TODE 50 rem 0.5 Sv
LDE (Lens Dose Equivalent) 15 rem 0.15 Sv
SDE,WB 50 rem 0.5 Sv
SDE, ME 50 rem 0.5 Sv
TEDE (general public) 0.1 rem 1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for Density Thickness
External Sources (cm) (mg / cm )
2
TEDE 1 1000
TODE 1 1000
LDE 0.3 300
SDE, WB 0.007 7
1
SDE, ME 0.007 7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity.
2
51
CALCULATING TODE AND TEDE
TEDE = DDE + CEDE
TODE = DDE + CDE
TEDE = total effective dose equivalent
TODE = total organ dose equivalent
DDE = deep dose equivalent
CDE = 50 year committed dose equivalent to a tissue
or organ
CEDE = 50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent Annual Limit
TEDE 5 rem 50 mSv
TODE 50 rem 0.5 Sv
LDE (Lens Dose Equivalent) 15 rem 0.15 Sv
SDE,WB 50 rem 0.5 Sv
SDE, ME 50 rem 0.5 Sv
TEDE (general public) 0.1 rem 1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for Density Thickness
External Sources (cm) (mg / cm )
2
TEDE 1 1000
TODE 1 1000
LDE 0.3 300
SDE, WB 0.007 7
1
SDE, ME 0.007 7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity.
2
51
CALCULATING TODE AND TEDE
TEDE = DDE + CEDE
TODE = DDE + CDE
TEDE = total effective dose equivalent
TODE = total organ dose equivalent
DDE = deep dose equivalent
CDE = 50 year committed dose equivalent to a tissue
or organ
CEDE = 50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent Annual Limit
TEDE 5 rem 50 mSv
TODE 50 rem 0.5 Sv
LDE (Lens Dose Equivalent) 15 rem 0.15 Sv
SDE,WB 50 rem 0.5 Sv
SDE, ME 50 rem 0.5 Sv
TEDE (general public) 0.1 rem 1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for Density Thickness
External Sources (cm) (mg / cm )
2
TEDE 1 1000
TODE 1 1000
LDE 0.3 300
SDE, WB 0.007 7
1
SDE, ME 0.007 7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity
.
2
51