Appendix CRF - Part 3 - Northamptonshire County Council

Doses from Dropped Load Scenario
Inhalation
Dose Coefficent Worker Dose
Radionuclide (Sv/Bq)
(microSv) Public Dose (microSv)
H-3 2.60E-10 8.58E-04 2.92E-06
C-14 5.80E-09 1.91E-02 6.51E-05
Cl-36 7.30E-09 2.41E-02 8.19E-05
Fe-55 7.70E-10 2.54E-03 8.64E-06
Co-60 3.10E-08 1.02E-01 3.48E-04
Ni-63 4.80E-10 1.58E-03 5.39E-06
Sr-90 1.62E-07 5.35E-01 1.82E-03
Nb-94 1.10E-08 3.63E-02 1.23E-04
Tc-99 1.30E-08 4.29E-02 1.46E-04
Ru-106 6.60E-08 2.18E-01 7.41E-04
Ag-108m 3.70E-08 1.22E-01 4.15E-04
Sb-125 5.46E-09 1.80E-02 6.13E-05
Sn-126 3.12E-08 1.03E-01 3.50E-04
I-129 3.60E-08 1.19E-01 4.04E-04
Ba-133 3.10E-09 1.02E-02 3.48E-05
Cs-134 6.80E-09 2.24E-02 7.63E-05
Cs-137 3.90E-08 1.29E-01 4.38E-04
Pm-147 5.00E-09 1.65E-02 5.61E-05
Eu-152 4.20E-08 1.39E-01 4.71E-04
Eu-154 5.30E-08 1.75E-01 5.95E-04
Eu-155 6.90E-09 2.28E-02 7.74E-05
Pb-210 9.99E-06 3.30E+01 1.12E-01
Ra-226 1.95E-05 6.44E+01 2.19E-01
Ac-227 5.69E-04 1.88E+03 6.38E+00
Th-229 2.56E-04 8.45E+02 2.87E+00
Th-230 1.00E-04 3.30E+02 1.12E+00
Th-232 1.70E-04 5.61E+02 1.91E+00
Pa-231 1.40E-04 4.62E+02 1.57E+00
U-232 4.69E-05 1.55E+02 5.26E-01
U-233 9.60E-06 3.17E+01 1.08E-01
U-234 9.40E-06 3.10E+01 1.05E-01
U-235 8.50E-06 2.81E+01 9.54E-02
U-236 3.20E-06 1.06E+01 3.59E-02
U-238 8.01E-06 2.64E+01 8.99E-02
Np-237 5.00E-05 1.65E+02 5.61E-01
Pu-238 1.10E-04 3.63E+02 1.23E+00
Pu-239 1.20E-04 3.96E+02 1.35E+00
Pu-240 1.20E-04 3.96E+02 1.35E+00
Pu-241 2.30E-06 7.59E+00 2.58E-02
Pu-242 1.10E-04 3.63E+02 1.23E+00
Am-241 9.60E-05 3.17E+02 1.08E+00
Cm-243 3.11E-05 1.03E+02 3.49E-01
Cm-244 2.71E-05 8.94E+01 3.04E-01
8.3.8 Only in the case of Ac-227 does the assessment fail to meet the site criterion for
workers. Ac-227 is very unlikely to be present at 200 Bg/g given the low
Application for disposal of LLW including HV-VLLW under RSA 1993,
for the East Northants Resource Management Facility:
Supporting Information
July 2009
64
WS010001/ENRMF/CONSAPPCRF 383