OpenLegislation

Schedule 36 TABLES

Original text. Later amendments are not shown.

TABLE I

CALCULATION OF A1 AND A2 VALUES

Values of A1 and A2 for individual radionuclides

Symbol of radionuclideElement and atomic numberA1 TBqA2 TBq
(a)

A1 and/or A2 value limited by daughter product decay.

(b)

A1 and A2 are unlimited for radiation control purposes only. For nuclear criticality safety this material is subject to the controls placed on fissile material.

(c)

These values do not apply to reprocessed uranium.
225Acf1Actinium (89)0.61×10−2
227Ac402×10−5
228Ac0.60.4
105AgSilver (47)22
108Agm0.60.6
110Agm0.40.4
111Ag0.60.5
26AlAluminium (13)0.40.4
241AmAmericium (95)22×10−4
242Amm22×10−4
243Am22×10−4
37ArArgon (18)4040
39Ar2020
41Ar0.60.6
42Ar0.20.2
72AsArsenic (33)0.20.2
73As4040
74As10.5
76As0.20.2
77As200.5
211AtAstatine (85)302
193AuGold (79)66
194Au11
195Au1010
196Au22
198Au30.5
199Au100.9
131BaBarium (56)22
133Bam100.9
133Ba33
140Ba0.40.4
7BeBeryllium (4)2020
10Be200.5
205BiBismuth (83)0.60.6
206Bi0.30.3
207Bi0.70.7
210Bim0.33×10−2
210Bi0.60.5
212Bi0.30.3
247BkBerkelium (97)22×10−4
249Bk408×10−2
76BrBromine (35)0.30.3
77Br33
82Br0.40.4
11CCarbon (6)10.5
14C402
41CaCalcium (20)4040
45Ca400.9
47Ca0.90.5
109CdCadmium (48)401
113Cdm209×10−2
115Cdm0.30.3
115Cd40.5
139CeCerium (58)66
141Ce100.5
143Ce0.60.5
144Ce0.20.2
248CfCalifornium (98)303×10−3
249Cf22×10−4
250Cf55×10−4
251Cf22×10−4
252Cf0.11×10−3
253Cf406×10−2
254Cf3×10−36×10−4
36ClChlorine (17)200.5
38Cl0.20.2
240CmCurium (96)402×10−2
241Cm20.9
242Cm401×10−2
243Cm33×10−4
244Cm44×10−4
245Cm22×10−4
246Cm22×10−4
247Cm22×10−4
248Cm4×10−25×10−5
55CoCobalt (27)0.50.5
56Co0.30.3
57Co88
58Com4040
58Co11
60Co0.40.4
51CrChromium (24)3030
129CsCaesium (55)44
131Cs4040
132Cs11
134Csm409
134Cs0.60.5
135Cs400.9
136Cs0.50.5
137Cs20.5
64CuCopper (29)50.9
67Cu90.9
159DyDysprosium (66)2020
165Dy0.60.5
166Dy0.30.3
169ErErbium (68)400.9
171Er0.60.5
147EuEuropium (63)22
148Eu0.50.5
149Eu2020
150Eu0.70.7
152Eum0.60.5
152Eu0.90.9
154Eu0.80.5
155Eu202
156Eu0.60.5
18FFluorine (9)10.5
52FeIron (26)0.20.2
55Fe4040
59Fe0.80.8
60Fe400.2
67GaGallium (31)66
68Ga0.30.3
72Ga0.40.4
146GdGadolinium (64)0.40.4
148Gd33×10−4
153Gd105
159Gd40.5
68GeGermanium (32)0.30.3
71Ge4040
77Ge0.30.3
172HfHafnium (72)0.50.3
175Hf33
181Hf20.9
182Hf43×10−2
194HgMercury (80)11
195Hgm55
197Hgm100.9
197Hg1010
203Hg40.9
163HoHolmium (67)4040
166Hom0.60.3
166Ho0.30.3
123IIodine (53)66
124I0.90.9
125I202
126I20.9
129IUnlimitedUnlimited
131I30.5
132I0.40.4
133I0.60.5
134I0.30.3
135I0.60.5
111InIndium (49)22
113Inm44
114Inm0.30.3
115Inm60.9
189IrIridium (77)1010
190Ir0.70.7
192Ir10.5
193Irm1010
194Ir0.20.2
40KPotassium (19)0.60.6
42K0.20.2
43K10.5
81KrKrypton (36)4040
85Krm66
85Kr2010
87Kr0.20.2
137LaLanthanum (57)402
140La0.40.4
LSALow specific activity material (See definition in regulation 2)
172LuLutetium (71)0.50.5
173Lu88
174Lum208
174Lu84
177Lu300.9
MFPFor Mixed Fission Products, use formula for mixtures or Table II
28MgMagnesium (12)0.20.2
52MnManganese (25)0.30.3
53MnUnlimitedUnlimited
54Mn11
56Mn0.20.2
93MoMolybdenum (42)407
99Mo0.60.5
13NNitrogen (7)0.60.5
22NaSodium (11)0.50.5
24Na0.20.2
92NbmNiobium (41)0.70.7
93Nbm406
94Nb0.60.6
95Nb11
97Nb0.60.5
147NdNeodymium (60)40.5
149Nd0.60.5
59NiNickel (28)4040
63Ni4030
65Ni0.30.3
235NpNeptunium (93)4040
236Np71×10−3
237Np22×10−4
239Np60.5
185OsOsmium (76)11
191Osm4040
191Os100.9
193Os0.60.5
194Os0.20.2
32PPhosphorus (15)0.30.3
33P400.9
230PaProtactinium (91)20.1
231Pa0.66×10−5
233Pa50.9
201PbLead (82)11
202Pb402
203Pb33
205PbUnlimitedUnlimited
210Pb0.69×10−3
212Pb0.30.3
103PdPalladium (46)4040
107PdUnlimitedUnlimited
109Pd0.60.5
143PmPromethium (61)33
144Pm0.60.6
145Pm307
147Pm400.9
148Pmm0.50.5
149Pm0.60.5
151Pm30.5
208PoPolonium (84)402×10−2
209Po402×10−2
210Po402×10−2
142PrPraseodymium (59)0.20.2
143Pr40.5
188PtPlatinum (78)0.60.6
191Pt33
193Ptm409
193Pt4040
195Ptm102
197Ptm100.9
197Pt200.5
236PuPlutonium (94)77×10−4
237Pu2020
238Pu22×10−4
239Pu22×10−4
240Pu22×10−4
241Pu401×10−2
242Pu22×10−4
244Pu0.32×10−4
223RaRadium (88)0.63×10−2
224Ra0.36×10−2
225Ra0.62×10−2
226Ra0.32×10−2
228Ra0.64×10−2
81RbRubidium (37)20.9
83Rb22
84Rb10.9
86Rb0.30.3
87RbUnlimitedUnlimited
Rb (natural)UnlimitedUnlimited
183ReRhenium (75)55
184Rem33
184Re11
186Re40.5
187ReUnlimitedUnlimited
188Re0.20.2
189Re40.5
Re (natural)UnlimitedUnlimited
99RhRhodium (45)22
101Rh44
102Rhm20.9
102Rh0.50.5
103Rhm4040
105Rh100.9
222RnRadon (86)0.24×10−3
97RuRuthenium (44)44
103Ru20.9
105Ru0.60.5
106Ru0.20.2
35SSulphur (16)402
122SbAntimony (51)0.30.3
124Sb0.60.5
125Sb20.9
126Sb0.40.4
44ScScandium (21)0.50.5
46Sc0.50.5
47Sc90.9
48Sc0.30.3
SCOSurface Contaminated Objects (see definition in regulation 2)
75SeSelenium (34)33
79Se402
31SiSilicon (14)0.60.5
32Si400.2
145SmSamarium (62)2020
147SmUnlimitedUnlimited
151Sm404
153Sm40.5
113SnTin (50)44
117Snm62
119Snm4040
121Snm400.9
123Sn0.60.5
125Sn0.20.2
126Sn0.30.3
82SrStrontium (38)0.20.2
85Srm55
85Sr22
87Srm33
89Sr0.60.5
90Sr0.20.1
91Sr0.30.3
92Sr0.80.5
T (all forms)Tritium (1)4040
178TaTantalum (73)11
179Ta3030
182Ta0.80.5
157TbTerbium (65)4010
158Tb10.7
160Tb0.90.5
95TcmTechnetium (43)22
96Tcms0.40.4
96Tc0.40.4
97Tcm4040
97TcUnlimitedUnlimited
98Tc0.70.7
99Tcm88
99Tc400.9
118TeTellurium (52)0.20.2
121Tem55
121Te22
123Tem77
125Tem309
127Tem200.5
127Te200.5
129Tem0.60.5
129Te0.60.5
131Tem0.70.5
132Te0.40.4
227ThThorium (90)91×10−2
228Th0.34×10−4
229Th0.33×10−5
230Th22×10−4
231Th400.9
232ThUnlimitedUnlimited
234Th0.20.2
Th (natural)UnlimitedUnlimited
44TiTitanium (22)0.50.2
200TlThallium (81)0.80.8
201Tl1010
202Tl22
204Tl40.5
167TmThulium (69)77
168Tm0.80.8
170Tm40.5
171Tm4010
230UUranium (92)401×10−2
232U33×10−4
233U101×10−3
234U101×10−3
235UUnlimitedf2Unlimited
236U101×10−3
238UUnlimitedUnlimited
U (naturalUnlimitedUnlimitedf3
U (enriched 5% or less)UnlimitedUnlimited
U (enriched more than 5%)101×10−3
U (depleted)UnlimitedUnlimited
48VVanadium (23)0.30.3
49V4040
178WTungsten (74)11
181W3030
185W400.9
187W20.5
188W0.20.2
122XeXenon (54)0.20.2
123Xe0.20.2
127Xe44
131Xem4040
133Xe2020
135Xe44
87YYttrium (39)22
88Y0.40.4
90Y0.20.2
91Ym22
91Y0.30.3
92Y0.20.2
93Y0.20.2
169YbYtterbium, (70)33
175Yb300.9
65ZnZinc (30)22
69Znm20.5
69Zn40.5
88ZrZirconium (40)33
93Zr400.2
95Zr10.9
97Zr0.30.3

TABLE II

GENERAL VALUES FOR A1 AND A2

ContentsA1 TBqA2 TBq
Only beta or gamma emitting nuclides are known to be present0.20.02
Alpha emitting nuclides are known to be present or no relevant data are available0.12×10−5

TABLE III

LIMITS OF NON-FIXED CONTAMINATION ON SURFACES

Type of package, overpack, freight container, tank or conveyance and its equipmentContaminant
Applicable limitf4 of beta and gamma emitters and low toxicity alpha emitters Bq/cm2Applicable limit of all other alpha emitters Bq/cm2
(a)

The limits are applicable when averaged over any area of 300 cm2 of any part of the surface.
External surfaces of:
excepted packages0.40.04
packages other than excepted packages40.4
External and internal surfaces of overpacks, freight containers, and conveyances and their equipment, when used in or when being prepared for, the carriage of:
—loads consisting only of radioactive material in packages other than excepted packages40.4
—loads including excepted packages and/or non-radioactive consignments0.40.04
External surfaces of freight containers, tanks and conveyances and their equipment, used in the carriage of unpacked radioactive material40.4

TABLE IV

ACTIVITY LIMITS FOR EXCEPTED PACKAGES

Physical state of contentsInstruments and articles
Item limitsf5Package limits
Materials
Package limits
(a)

For mixtures of radionuclides, see paragraphs 4–6 of Schedule 1.
Solids:
special form10−2 A1A110−3 A1
other forms10−2 A2A210−3 A2
Liquids:10−3 A210−1 A210−4 A2
Gases:
tritium2×10−2 A22×10−1 A22×10−2 A2
special form10−3 A110−2 A110−3 A1
other forms10−3 A210−2 A210−3 A2

TABLE V

INDUSTRIAL PACKAGE REQUIREMENTS FOR LSA MATERIAL AND SCO

ContentsIndustrial package type
Exclusive useNot under exclusive use
(a)

Under the conditions specified in paragraph 3 of Schedule 10, LSA-I material and SCO-I may be transported unpackaged.
LSA-If6
SolidIP-1IP-1
LiquidIP-1IP-2
LSA-II
SolidIP-2IP-2
Liquid and gasIP-2IP-3
LSA-IIIIP-2IP-3
SCO-IIP-1IP-1
SCO-IIIP-2IP-2

TABLE VI

CONVEYANCE ACTIVITY LIMITS FOR LSA MATERIAL AND SCO IN INDUSTRIAL PACKAGES OR UNPACKED

Nature of materialActivity limit for conveyances
LSA-INo limit
LSA-II and LSA-III non-combustible solidsNo limit
LSA-II and LSA-III combustible solids, and all liquids and gases100×A2
SCO100×A2

TABLE VII

MULTIPLICATION FACTORS FOR LARGE DIMENSION LOADS

Size of loadf7Multiplication factor
(a)

Largest cross-sectional area of the load being measured.
size of load ≤ 1 m21
1 m2<size of load ≤ 5 m22
5 m2<size of load ≤ 20 m23
20 m2<size of load10

TABLE VIII

DETERMINATION OF TRANSPORT INDEX (T)

ItemContentsMethod of determining Transport Index (TI)
PackagesNon-fissile materialTI for radiation exposure control
Fissile materialThe larger of the TI for radiation exposure control or the TI for nuclear criticality control
Non-rigid overpacksPackagesSum of TI’s of all packages contained
Rigid overpacksPackagesThe sum of the TI’s of all packages contained, or for the original consignor, either the TI for radiation exposure control or the sum of the TI’s of all packages
Freight containersPackages or overpacksSum of the TI’s of all packages and overpacks contained
LSA material or SCOEither the sum of the TI’s or the larger of the TI for radiation exposure control or the TI for nuclear criticality control
Freight containers under exclusive usePackages or overpacksEither the sum of the TI’s or the larger of the TI for radiation exposure control or the TI for nuclear criticality control
TanksNon-fissile materialTI for radiation exposure control
Fissile materialThe larger of the TI for radiation exposure control or the TI for nuclear criticality control
UnpackagedLSA-I and SCO-IThe TI for radiation exposure control

TABLE IX

CATEGORIES OF PACKAGES

Conditions
Transport indexMaximum radiation level at any point on external surface
Category
(a)

If the measured TI is not greater than 0.05, the value quoted may be zero in accordance with paragraph 1(c) of Schedule 17.
0f8Not more than 0.005 mSv/hI-WHITE
More than 0 but not more than 1More than 0.005 mSv/h but not more than 0.5 mSv/hII-YELLOW
More than 1 but not more than 10More than 0.5 mSv/h but not more than 2 mSv/hIII-YELLOW
More than 10More than 2 mSv/h but not more than 10 mSv/hIII-YELLOW and also under exclusive use

TABLE X

CATEGORIES OF OVERPACKS INCLUDING FREIGHT CONTAINERS WHEN USED AS OVERPACKS

Transport Index (TI)Category
0I-WHITE
TI greater than 0 but less than or equal to 1II-YELLOW
TI greater than 1III-YELLOW

TABLE XI

INSOLATION DATA

Form and location of surfaceInsolation in W/m2 for 12 hours per day
(a)

Alternatively, a sine function may be used, with an absorption coefficient adopted and the effects of possible reflection from neighbouring objects neglected.
Flat surfaces transported horizontally:
—basenone
—other surfaces800
Flat surfaces not transported horizontally:
—each surface200f9
Curved surfaces400

TABLE XII

LIMITATIONS ON HOMOGENEOUS HYDROGENOUS SOLUTIONS OR MIXTURES OF FISSILE MATERIAL

ParametersUranium-235 onlyAny other fissile material (including mixtures)
(a)

Where H/X is the ratio of the number of hydrogen atoms to the number of atoms of fissile nuclide.

(b)

With a total plutonium and uranium-233 content of not more than 1% of the mass of uranium-235.
Minimum H/Xf1052005200
Maximum concentration of fissile material (g/L)55
Maximum mass of fissile material in a package or conveyance (g)800f11500

TABLE XIII

FREE-DROP DISTANCE FOR TESTING PACKAGES TO NORMAL CONDITIONS OF TRANSPORT

Package mass (kg)Free-drop distance (m)
package mass<5,0001.2
5,000≤package mass<10,0000.9
10,000≤package mass<15,0000.6
15,000≤package mass0.3

Annotations

Footnotes

f1

(a)

A1 and/or A2 value limited by daughter product decay.

f2

(b)

A1 and A2 are unlimited for radiation control purposes only. For nuclear criticality safety this material is subject to the controls placed on fissile material.

f3

(c)

These values do not apply to reprocessed uranium.

f4

(a)

The limits are applicable when averaged over any area of 300 cm2 of any part of the surface.

f5

(a)

For mixtures of radionuclides, see paragraphs 4–6 of Schedule 1.

f6

(a)

Under the conditions specified in paragraph 3 of Schedule 10, LSA-I material and SCO-I may be transported unpackaged.

f7

(a)

Largest cross-sectional area of the load being measured.

f8

(a)

If the measured TI is not greater than 0.05, the value quoted may be zero in accordance with paragraph 1(c) of Schedule 17.

f9

(a)

Alternatively, a sine function may be used, with an absorption coefficient adopted and the effects of possible reflection from neighbouring objects neglected.

f10

(a)

Where H/X is the ratio of the number of hydrogen atoms to the number of atoms of fissile nuclide.

f11

(b)

With a total plutonium and uranium-233 content of not more than 1% of the mass of uranium-235.