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• 31 (1) Every person who operates an exposure device shall

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  • (d) wear on the trunk of the body a dosimeter that

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    • (ii) is of a type suitable for recording any dose of radiation that the person is likely to receive as a result of the operation of the exposure device, and

  • (e) keep a record of the dose of radiation received by the person for each day the person operates the exposure device, as indicated by the dosimeter referred to in paragraph (d);

  • (f) wear on the trunk of the body a dosimeter that

    • (i) is of a type suitable for recording any dose of radiation that the person is likely to receive as a result of the operation of the exposure device,

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  • (i) limit the dose of radiation received by any person, other than a nuclear energy worker, as a result of the possession or use of the exposure device to 0.1 mSv per week and 0.5 mSv per year;

  • (j) place persons or erect barriers to prevent entry into any area within which the radiation dose rate is greater than 0.1 mSv per hour as a result of the possession or use of the exposure device;

  • (k) post a sufficient number of durable and legible signs that bear the radiation warning symbol set out in Schedule 3 to the Radiation Protection Regulations and the words “RAYONNEMENT — DANGER — RADIATION”, to prevent entry into any area within which the radiation dose rate is greater than 0.1 mSv per hour as a result of the possession or use of the exposure device;

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1 The definitions in this section apply in these Regulations.

exemption quantity

exemption quantity  means any of the following:

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• (c) in respect of more than one radioactive nuclear substance,

  • (i) if the radioactive nuclear substances are uniformly distributed in material and not in bulk quantity, the quotient obtained by dividing the total activity concentration by the sum of quotients obtained by dividing the activity concentration of each radioactive nuclear substance by its corresponding exemption quantity as referred to in paragraph (a) or (b), or

  • (ii) the quotient obtained by dividing the total activity by the corresponding sum of quotients obtained by dividing the activity of each radioactive nuclear substance by its corresponding exemption quantity as referred to in paragraph (a) or (b). (quantité d’exemption)

exposure device

exposure device  means a radiation device that is designed for carrying out gamma radiography, and includes any accessory to the device such as a sealed source assembly, a drive mechanism, a sealed source assembly guide tube and an exposure head. (appareil d’exposition)

servicing

servicing  in respect of radiation devices, means any maintenance of a device, including installation, repair, or dismantling, other than maintenance that

• (a) constitutes routine operating procedures as indicated in the manufacturer’s operating manual for the device; or

unconditional clearance level

unconditional clearance level , in respect of a bulk quantity of material, except for surface contaminated material, in which the radioactive nuclear substance is uniformly distributed, means an activity concentration that

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• (c) in respect of more than one radioactive nuclear substance — except for Thorium 232, Uranium 235, Uranium 238 and their radioactive progeny mentioned in paragraph 4.3 of the IAEA Safety Standard RS-G-1.7 — is the quotient obtained by dividing the total activity concentration by the sum of quotients obtained by dividing the activity concentration of each radioactive nuclear substance by its corresponding activity concentration as referred to in paragraph (a) or (b). (niveau de libération inconditionnelle)

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• (3) Every licensee who authorizes a person to operate an exposure device shall provide the person with

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  • (d) a dosimeter that

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    • (ii) is of a type suitable for recording any dose of radiation that the person is likely to receive as a result of the operation of the exposure device,

  • (e) a dosimeter that

    • (i) is of a type suitable for recording any dose of radiation that the person is likely to receive as a result of the operation of the exposure device,

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• (6) Every licensee shall limit the dose of radiation received by a person, other than a nuclear energy worker, as a result of the possession or use of an exposure device to 0.1 mSv per week and 0.5 mSv per year.

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• 26 (1) The Commission or a designated officer authorized under paragraph 37(2)(b) of the Act shall notify a person who has applied for certification as an exposure device operator of a proposed decision not to certify the person, as well as the basis for the proposed decision, at least 30 days before refusing to certify the person.

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• (2) Subsection (1) does not apply in respect of

  • (a) Category I nuclear material, Category II nuclear material or Category III nuclear material, as those terms are defined in section 1 of the Nuclear Security Regulations; or

  • (b) discharges of effluents from

    • (i) Class I nuclear facilities, as defined in section 1 of the Class I Nuclear Facilities Regulations, or

    • (ii) mines or mills, as those terms are defined in section 1 of the Uranium Mines and Mills Regulations.

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