Results of the search of scientific studies, publications and communications

In noisy industrial workplaces, the perception of warning sounds is crucial to ensure the safety of the workers. On the ground, the perception of warning sounds not only depends on the levels and spectra of the warning signal and of the ambient noise…

In some railway environments, high noise exposure levels require hearing protector devices (HPDs) to be worn by the workers. However, for specific activities, auditory warning signals are used to alert workers that there is a potentially dangerous…

Outline of reasons and objectives
In a noisy industrial environment, perception of sound signals indicating danger is essential to keep workers safe from accident risks. When considering making it mandatory to wear personal hearing protectors…

Wearing hearing protector devices may compromise the audibility of warning signals. As part of a collaboration between INRS and SNCF, the influence of wearing hearing protectors on signal detection was investigated for the three main jobs…