What is the primary purpose of a radiological survey?

The primary purpose of a radiological survey is to determine the radiation dose rate or contamination level. This process is essential in ensuring safety in environments where radioactive materials are present. By assessing the dose rate, the survey provides vital information about the potential exposure individuals might face, enabling appropriate safety measures to be established.

Understanding the contamination levels of surfaces and equipment is also key to preventing the spread of radioactive materials and ensuring that the environment is safe for personnel and the public. These surveys routinely inform action decisions, such as whether additional protective measures are needed or if the area can be declared safe for unrestricted access.

While other aspects, such as identifying types of radiation sources and monitoring personnel exposure, play roles in radiological safety, the primary focus during a radiological survey is on measuring and evaluating the radiation dose rate and contamination, which directly affects safety protocols and emergency responses. Maintaining equipment functionality is an important aspect of radiological practices, but it is not the primary focus of a radiological survey itself.