Chapter 1 Radioactive SubstancesF1

The radioactive substances common rules;

a non-metallic category 5 sealed source must only be disposed of in normal refuse;

the activity of an individual category 5 sealed source disposed of must not exceed 2 × 10⁵ becquerels;

more than one source must not be disposed of in any 0.1 m³ of normal refuse;

the total activity of category 5 sealed sources disposed of in normal refuse from premises in a year must not exceed 1 × 10⁷ becquerels;

a metallic category 5 sealed source must only be disposed of by landfill.

The total number of smoke detectors kept on a premises, and not affixed to the premises, must not exceed 500.

a smoke detector must be managed in a manner which prevents the dispersal of radionuclides;

a smoke detector must not be transferred to a person who is not legally entitled to manage it.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

The radioactive substances common rules;

the total activity of tritium sources, other than Class B gaseous tritium light devices and Class C gaseous tritium light devices, on a premises must not exceed 5 × 10¹² becquerels;

the total activity of Class B gaseous tritium light devices and Class C gaseous tritium light devices on a premises must not exceed 3 × 10¹³ becquerels;

a tritium source with an activity greater than 2 × 10¹⁰ becquerels must not be disposed of;

a tritium source must only be disposed of in normal refuse;

more than one tritium source must not be disposed of in any 0.1 m³ of normal refuse;

the total activity of tritium sources disposed of in normal refuse from a premises in a year must not exceed 1 × 10¹³ becquerels.

The radioactive substances common rules.

The radioactive substances common rules;

the total activity of all barium eluting sources kept on a premises must not exceed 4 × 10⁵ becquerels of Cs-137+;

a F5... barium eluting source must only be disposed of in normal refuse;

more than one barium eluting source must not be disposed of in any 0.1 m³ of normal refuse;

The radioactive substances common rules;

a thorium alloy must only be disposed of by landfill.

The radioactive substances common rules;

a uranium or thorium compound which is solid F6radioactive waste must only be disposed of in normal refuse;

the total quantity of uranium or thorium in a uranium or thorium compound disposed of from a premises in normal refuse must not exceed 0.5 kilogrammes per week;

a uranium or thorium compound which is aqueous radioactive waste must be disposed of to a relevant sewer;

the total quantity of uranium or thorium in a uranium or thorium compound disposed of from a premises to a relevant sewer must not exceed 0.5 kilogrammes per year.

the maximum amount of uranium or thorium that can be held on a premises at any time is 5 kilograms.

The radioactive substances common rules;

a medical or veterinary radioactive substance must only be—

disposed of in normal refuse; or

disposed into—

a relevant sewer;

a river, which at the time of any disposal into it of aqueous radioactive waste has a flow rate which is not less than 1m³s^-1; or

the sea;

a single item of medical or veterinary radioactive waste must not be disposed of in normal refuse if its activity exceeds—

4 × 10⁵ becquerels for tritium or C-14; or

4 × 10⁴ becquerels for any other radionuclide;

the total activity of medical or veterinary radioactive waste disposed of per 0.1 m³ of normal refuse must not exceed—

4 × 10⁶ becquerels for tritium or C-14; or

4 × 10⁵ becquerels for any other radionuclide;

the total activity of medical or veterinary F8radioactive waste disposed of in normal refuse from a premises in a year must not exceed—

2 × 10⁹ becquerels for tritium or C-14; or

2 x 10⁸ becquerels for any other radionuclide;

if the medical or veterinary F9radioactive waste consists of F10... excreta, the total activity of liquid aqueous radioactive waste disposed of from a premises to a relevant sewer in a year must not exceed—

1 x 10¹⁰ becquerels for Tc-99m; or

5 x 10⁹ becquerels for the sum of all other radionuclides;

if the medical or veterinary radioactive waste does not consist of ... excreta, the total activity of liquid aqueous radioactive waste disposed of from a premises to a relevant sewer in a year must not exceed—

1 x 10⁸ becquerels for the sum of the following radionuclides: H-3, C-11, C-14, F-18, P-32, P-33, S-35, Ca-45, Cr-51, Fe-55, Ga-67, Sr-89, Y-90, Tc-99m, In-111, I-123, I-125, I-131, Sm-153, Tl-201; or

1 x 10⁶ becquerels for the sum of all other radionuclides;

if theradioactive waste does not consist of ... excreta, the concentration of liquid aqueous radioactive waste disposed of from a premises to a relevant sewer must not exceed 100 becquerels per millilitre.

the maximum amount of a radioactive substance that can be held on a premises at any time is—

The radioactive substances common rules;

the total activity of NORM containing substances transferred from a premises in a year to a person for disposal in a landfill must not exceed the value specified in column 3 of Table 1;

the total activity of NORM containing substances transferred from a premises in a year to a person for incineration must not exceed the value specified in column 4 of Table 1.

The total amount of gaseous Kr-85 F13radioactive waste disposed of from premises in a year must not exceed 1 × 10¹¹ becquerels;

gaseous Kr-85 radioactive waste must be adequately dispersed from the building in which it arose so that it does not enter, or re-enter, a building.

The radioactive substances common rules;

the total activity of a radionuclide does not exceed the value specified in F14column 3 of Table 2; or

a solid radioactive substance must only be disposed of in normal refuse;

the concentration of radioactivity of a radionuclide does not exceed the value specified in F15column 2 of Table 2.

a single item of radioactive waste must not be disposed of in normal refuse if it exceeds—

4 × 10⁵ becquerels for tritium or C-14; or

4 × 10⁴ becquerels for any other radionuclide;

the total activity of radioactive substances disposed of per 0.1 m³ of normal refuse must not exceed—

4 × 10⁶ becquerels for tritium or C-14; or

4 × 10⁵ becquerels for any other radionuclide;

an aqueous liquid radioactive substance must only be disposed of into—

a relevant sewer;

a river, which at the time of any disposal into it of aqueous radioactive waste has a flow rate which is not less than 1m³s^-1; or

the sea;

the total activity of liquid aqueous radioactive waste disposed of from a premises in a year must not exceed—

1 x 10⁸ becquerels for the sum of the following radionuclides: H-3, C-11, C-14, F-18, P-32, P-33, S-35, Ca-45, Cr-51, Fe-55, Ga-67, Sr-89, Y-90, Tc-99m, In-111, I-123, I-125, I-131, Sm-153, F16Tl-201 ; or

1 x 10⁶ becquerels for the sum of all other radionuclides;

the concentration of liquid aqueous radioactive waste disposed of from a premises must not exceed 100 becquerels per millilitre;

gaseous F17radioactive waste must not be disposed of unless—

it consists of fugitive releases from a container; and

it is dispersed from a building in such a way that it does not enter or re-enter a building.

the total activity of radioactive waste disposed of in normal refuse in a year must not exceed—