What is the immediate action required when finding individuals in a hazardous area?

When finding individuals in a hazardous area, the immediate action required is to remove the men and mark the area with 'Danger' signs. This response is crucial for ensuring the safety of those individuals and preventing further exposure to the hazardous conditions.

Removing individuals from the hazardous area helps to protect their health and safety right away, minimizing the risk of injury or harm. Additionally, marking the area with 'Danger' signs serves as a critical visual warning to others who may inadvertently enter the area, thereby reducing the likelihood of additional accidents or injuries.

While notifying the site supervisor or local authorities, or waiting for instructions may be necessary actions to take shortly after ensuring immediate safety, they do not provide the urgent response required to address the immediate danger. Safety protocols dictate that prompt action is paramount in such situations, hence the focus on removal and signage as the primary effective response.