Singapore legislation

Regulation 29

of Radiation Protection (Ionising Radiation) Regulations 2023

Regulation 29

Checking of leakage or breakage of sealed source

Subregulation 1

Every person who possesses or has under the person’s control any sealed source must, except where the Director‑General directs otherwise —

(a)

ensure that a wipe test for leakage of radioactive substance is made by a qualified individual at least in every period of 12 months of —

(i)

the bonding of a sealed source which does not have an immediate container; and

(ii)

every container in which such a sealed source is permanently installed but which does not form part of the sealed source;

(b)

maintain a register containing the required particulars of every wipe test carried out pursuant to sub‑paragraph (a); and

(c)

inform the Director‑General immediately if the result of any wipe test carried out pursuant to sub‑paragraph (a) is positive.

Subregulation 2

Where any radioactive substance is leaking, or is likely to leak, from the immediate container or the bonding which forms part of a sealed source or if the immediate container or the bonding which forms part of a sealed source is broken —

(a)

the Director‑General must be informed immediately;

(b)

all practicable measures must be taken immediately to safeguard every individual present in the vicinity of the sealed source including, where necessary, the immediate vacation of all appropriate areas;

(c)

the immediate container or bonding must be placed in a leak proof container immediately and must not be brought into use until all necessary repairs have been effected; (d)effective steps to decontaminate the areas affected by the radioactive substance must be taken as soon as practicable by or under the supervision of the licensee or by or under the supervision of other individuals who are approved as qualified to do so by the Director‑General; and

(e)

any individual taking part in any work mentioned in sub‑paragraph (c) or (d) must be properly equipped for the purpose.

Subregulation 3

The Director‑General may require a source to be subject to any additional leakage test as he may specify.