ACTIVITIES

1. NOISE STUDIES :

• Sonometry

• Dosimetry

• Establish the actual sound conditions in the plant

• Evaluate workers' noise exposure

2. NOISE REDUCTION PROGRAM :

• Identification of noise sources and control solutions

• Acoustical Engineering

• Implementation of corrective actions

• Control noise at source and/or on propagation

3. PREVENTION :

• Use of acoustical specifications when buying new equipment

• Noise control during plant construction or re-structuring phase
   

• Prevent noise problem prior to new equipment installation or plant construction

• Upon hiring
• Periodic test (6 months, 1 year or 2 years)
   

• Establish worker hearing reference chart
• Follow hearing loss evolution

• Training on the use and maintenance of hearing protection devices
• In-situ test of earmuffs with two microphones and two sound-level meters
   

• Rise worker awareness to the proper use of hearing protection devices
• Get real protection level

• Seminars on acoustical materials and noise control

• Information on available techniques to reduce noise