S.L. 585.1 Art. 48Radiological surveillance of the workplace.

(1) Undertakings shall ensure that the radiological surveillance of the workplace referred to in paragraph (b) of regulation 46(1) and paragraph (a) of regulation 47(1) comprises, where appropriate:

(a) the measurement of external dose rates, indicating the nature and quality of the radiation in question;

(b) the measurement of the activity concentration in air and the surface density of contaminating radionuclides, indicating their nature and their physical and chemical states. be used, if necessary, for estimating individual doses, as provided for regulation 50.

(3) The results of radiological surveillance of the workplace shall be kept for a minimum of two years.

(4) Monitoring equipment used for radiological surveillance of the workplace shall be annually recalibrated and the calibration shall be traceable to an accredited standards laboratory.