Ch. 11: Evaluating a Noise Management Program

Question 1

List the components of the noise management program.

Answer 1

The components of the noise management program include:
• education about the Occupational Health and Safety Code
• sound level surveys
• personal dosimetry
• assessment of possible engineering and administrative controls
• worker education about noise
• selection, instruction, and use of hearing protection
• audiometric testing and follow-up
• analysis of data

Question 2

How many physician or audiologist referrals should the OHN have made:

a. in Year 1?
b. in Year 2?

Answer 2

a. 30
b. 33 (five abnormal tests and 28 abnormal shift tests)
It is important to note that the OHN should initially send only the paperwork to the physician or audiologist.

Question 3

What percentage of periodic tests showed abnormal shift?

Answer 3

In Year 2, 100 periodic tests were completed. Of those, 28 showed an abnormal shift. Therefore 28% of the periodic tests were abnormal shifts

Question 4

What areas of the program can the OHN include in the evaluation?

Answer 4

The OHN can include all areas of the program in the evaluation.

Question 5

Develop one measurable objective for this program for the upcoming year.

Answer 5

One measurable objective could be to reduce the percentage of abnormal shifts by 15% in one year.