Target interval for periodical inspections
The Radiation and Nuclear Safety Authority conducts periodical inspections at the following intervals, unless there is cause to conduct an inspection sooner:
| Activity | Interval (years) |
|---|---|
| Radiotherapy operations | 2 |
| Radiotherapy accelerator and brachytherapy equipment | 2 |
| Radiotherapy simulator | 3 |
| Storage of radiotherapy sources | 5 |
| Use of X-radiation in health care | 5 |
| Veterinary X-ray operations | 5 |
| Nuclear medicine | 3 |
| Industrial radiography | |
|
open or enclosed installation |
3 |
| cabinet device or similar fixed installation | 5 |
| Industrial radiography, if the operations are extensive or there are several places of use | |
| activity | 3 |
| each separate place of use | 5 |
| Using a particle accelerator | |
|
accelerator plant that involves isotope production |
2 |
| mobile equipment | 3 |
| other fixed equipment | 3 |
| Use of unsealed sources in industry and research | |
| type A laboratory | 2 |
| type B laboratory | 3 |
| type C laboratory | 5 |
| Use of sealed sources and equipment that contains them (other than industrial radiography) | |
| mobile equipment | 3 |
| fixed installation, licensee has over 100 appliances | 3 |
| fixed installation, licensee has 5-100 appliances | 5 |
| fixed installation, licensee has fewer than 5 appliances | 8 |
| fixed installation, high-activity source | 5 |
| Use of X-radiation in industry or research (other than industrial radiography) |
|
| open equipment | 5 |
| enclosed or protected equipment | 8 |
| Installation, repair and servicing of radiation sources | 5 |
Use of radiation in health care
Telephone 09 759 88 246
terveydenhuoltortg (at) stuk.fi
Industrial use of radiation
Telephone 09 759 88 246
teollisuus (at) stuk.fi
Dental X-ray examinations
Telephone 09 759 88 520 or 09 759 88 300
hammasrtg (at) stuk.fi
Veterinary X-ray examinations
Telephone 09 759 88 246
terveydenhuoltortg (at) stuk.fi