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Geotechnical measurements

Geotechnical measurements Possession Licence

Apply for a licence to possess a soil density or moisture gauge for geotechnical measurement purposes. You can apply for this licence as corporation or an individual.

Geotechnical measurements Approval to Acquire

Apply for an approval to acquire radioactive substances in a portable density/moisture gauge. You will approval every time you seek to purchase or otherwise obtain a radiation source.

Geotechnical measurements Use Licence

Apply for a licence to use a radiation source for geotechnical measurement purposes. You will need this licence before you can perform the geotechnical measurement.

Last updated: 4 December 2020

Setting up your radiation business

New radiation businesses will need to follow a process to set-up their radiation sources and premises:

  1. Possession Licence—have overall ownership and control of radiation source
  2. Approval to Acquire—purchase or otherwise obtain a radiation source
  3. Use Licence—perform a geotechnical measurement purpose.

Geotechnical measurement business purposes include:

  • density/moisture measurements for road base preparation
  • density measurement for testing asphalt compaction
  • moisture measurement for testing soil hydrology.

You may also need to relocate or dispose of radiation sources or transport a radioactive substance.