NR-15 - Noise at Work (Hearing Protection)

Workers who perform activities with continuous or occasional exposure to noise.

- RG and CPF; - Passport (expatriates).

Promote awareness about the risks of exposure to noise and its consequences, as well as present administrative control measures and collective protections, also emphasizing the importance of the correct use of personal protective equipment.

1. Objective; 2. Introduction; 3. Definitions; 4. The Hearing Aid; 5. Noise-Induced Hearing Loss (NIHL) – Definition and Characteristics; 6. Exposure to Noise: 6.1. Exposure Limit (EL); 6.2. NR-15 – Unhealthy Activities and Operations (Annex No. 1 – Tolerance Limits for Continuous or Intermittent Noise; Annex No. 2 – Tolerance Limits for Impact Noises); 7. Noise-Induced Hearing Loss (NIHL) – Symptoms and Effects: 7.1. Auditory Symptoms; 7.2. Warning Signs; 7.3. Non-Auditory Symptoms; 7.4. Psychosocial Effects; 8. Rehabilitation, Differential Diagnosis and Prevention; 9. Anticipation and Recognition of Risks; 10. Risk Assessment and Control; 11. Individual Control Measures; 12. Practice of Using Hearing Protectors. Total Contact Time: Theory: 8h Technical Reference: Hearing Conservation Program – Fundacentro; NR-07; NR-09; NR-15; Non-Auditory Symptoms; ABNT NBR 16076 Personal protective equipment – Hearing protectors – Methods for measuring the real-ear attenuation of hearing protectors; ABNT NBR 16077 Personal protective equipment – Hearing protectors – Method for the calculation of the sound pressure level in the protected ear.