Hearing Conservation Program

Question 1

What is the Commanding Officer’s responsibilities in regards to HCP?

Answer 1

Establish an effective Hearing Conservation Program (HCP)
within the command

Question 2

What is the Safety Officer’s responsibilities in regards to HCP?

Answer 2

• Liaison to the Industrial Hygiene and Occupational Audiologist
• Maintain records
• Ensure the program is evaluated at least annually

Question 3

Industrial Hygiene Officer

Answer 3

Annually certify audio test booths

Question 4

What is the Division Officer’s responsibilities in regards to HCP?

Answer 4

• Training
• Labeling of spaces/equipment
• send personnel for audiograms

Question 5

What info is reported to the Safety Officer, on all permanent threshold shifts toward deteriorated hearing?

Answer 5

• Name
• Rate/Rank
• Work Center
• Time onboard

Question 6

What are the responsibilities of the SMDR in regards to HCP?

Answer 6

• Consults the command IH survey to determine the type of hearing protective devices to be used
• Performs fit testing
• Maintains current roster of personnel on HCP
• Schedules personnel for audiograms
• Report to Safety Officer, all permanent threshold shifts toward deteriorated hearing

Question 7

When does the SMDR conduct training for all hands?

Answer 7

• Initial during INDOC
• Annually thereafter

Question 8

What are all hands responsible for in regards to HCP?

Answer 8

• Comply with noise hazard labels
• Wear hearing protection as required
• Undergo annual/ follow-up audiograms if enrolled in the HCP

Question 9

What HCP topics are covered during INDOC?

Answer 9

• Effects of hazardous noise
• Designated noise hazardous areas and equipment
• Proper use and maintenance of HPDs
• The necessity for hearing test
• Mandatory requirement to wear assigned hearing protection
• Off-duty hearing health hazards
• Effects of hearing loss on career longevity
• Communication in high-noise environments

Question 10

What are the requirements for HCP?

Answer 10

• Noise Measurement and Exposure Assessment
• Labeling of noise hazardous areas and equipment

Question 11

NAVMED 6260/2

Answer 11

Hazardous Noise warning decal

8 x 10

Bigger decal

Question 12

Where are hazard signs posted?

Answer 12

Outside doors/hatches leading into a hazardous noise area

Question 13

If a door/hatch leads to the weather deck then where is the hazard sign posted?

Answer 13

On the inside of the door/hatch leading outside

Question 14

NAVMED 6260/2A

Answer 14

Hazardous Noise Label

2 x 2

Smaller Decal for equipment/tools

Question 15

When is no HPD required?

Answer 15

84 or less dBP

Question 16

When is single HPD required?

Answer 16

85-95 dBP

Question 17

When is double HPD required?

Answer 17

96 or greater dBP

Question 18

Personal Hearing Protective Devices

Answer 18

Shall be worn at all times, without consideration of the duration of exposure

Question 19

What is Noise Abatement?

Answer 19

Reduction of noise at the source

Question 20

When are hearing tests for medical Surveillance conducted?

Answer 20

• Reference
• Monitoring
• Termination

Question 21

DD 2215

Answer 21

Reference Audiogram

Question 22

DD 2216

Answer 22

Hearing Conservation Data

Question 23

Who takes noise measurements to measure levels of noise at different sites?

Answer 23

Industrial Hygienist and or Occupational Audiologist

Question 24

How long should records of noise measurements be kept by the measuring activity?

Answer 24

50 years

Question 25

What code is assigned to all potentially hazardous noise areas and operations?

Answer 25

Risk Assessment Code (RAC)

Question 26

How many days after should IH's resurvey after any significant modifications or changes in work routine which could impact the noise exposure level?

Answer 26

30 days

Question 27

Baseline audiograms are done when?

Answer 27

Bootcamp or entering into the naval service

Question 28

HCP personnel are required to have a hearing exam…

Answer 28

ANNUALLY

Question 29

What does STS stand for?

Answer 29

Significant Threshold Shift

Question 30

What is considered an STS?

Answer 30

A change in threshold compared to the current reference audiogram of 10dB or more at 2k, 3k, or 4,000 Hz in either ear

Question 31

What does a Positive STS mean?

Answer 31

Worse hearing

Question 32

What does a Negative STS mean?

Answer 32

Better hearing

Question 33

What do you do if the STS is negative?

Answer 33

Could mean either the reference/monitoring audiogram may be in error ## Footnote **Retest the same day**

Question 34

If retest showed no STS, what do you do?

Answer 34

Assume the monitoring audiogram was in error

Question 35

If retest still showed improved hearing, what do you do?

Answer 35

Assume that the reference audiogram was in error ## Footnote **Establish the retest as the new reference audiogram**

Question 36

If STS is positive what do you do?

Answer 36

Retest after 14 hours noise free Notify supervisor (so they can rest)

Question 37

If retest does not indicate STS when do they get another audiogram?

Answer 37

Return to annual monitoring

Question 38

If first retest showed STS and if frequencies below 3000 Hz are involved

Answer 38

Screen for any medical issues Record findings on SF600

Question 39

If findings are abnormal upon ear exam what do you do?

Answer 39

further evaluation f/u until medically cleared

Question 40

If findings are normal upon ear exam what do you do?

Answer 40

Perform 2nd retest

Question 41

If STS is positive can a 2nd retest be administered on the same day as the first retest?

Answer 41

Yes

Question 42

What if 2nd retest showed STS?

Answer 42

- Hearing protection is evaluated - Results are forwarded to audiologist - 2nd retest are used as re-established reference audiogram - Supervisor notified

Question 43

The Safety Officers maintains records of:

Answer 43

* Noise hazardous areas * Noise hazardous equipment * Baseline and subsequent IH surveys

Question 44

Supervisors must be notified in writing within how many days of positive STS?

Answer 44

21 days

Question 45

What happens if a Permanent Threshold Shift (PTS) towards poorer hearing is identified?

Answer 45

* Reported to the OSH office for entry on OPNAV 5102/7 (Log of Navy Injuries and Occupational Illnesses) * Worker is notified within 21 days (signature on DD 2216 will suffice as appropriate notice)

Question 46

Workers must be notified within how many days of positive STS?

Answer 46

21 days | (signature on DD 2216 will suffice as appropriate notice)

Question 47

Noise Free Audiogram is also called what?

Answer 47

Auditory Rest

Question 48

What is the purpose of the auditory rest?

Answer 48

To allow sufficient time for temporary STS to return to pre-exposure levels

Question 49

How long is auditory rest?

Answer 49

14 hours

Question 50

What are Noise Abatement Strategies?

Answer 50

* Engineering Controls * Administrative Controls * Substitution * PPE

Question 51

What are Engineering Controls?

Answer 51

**Primary means of protection** * Noise barriers * Engineering design to eliminate/reduce noise level

Question 52

What are Administrative Controls?

Answer 52

**Secondary** Limit times of exposure/ enforce safe stay time

Question 53

What is Substitution?

Answer 53

Switch out for less noisy equipment

Question 54

What is PPE?

Answer 54

Hearing protective devices

Question 55

What are the 2 types of Hearing Protective Devices?

Answer 55

Ear plus & Muffs

Question 56

What are the 4 types of ear plugs?

Answer 56

1. Single flange 2. Double flange 3. Triple Flange 4. Disposable

Question 57

What are the 2 types of muffs?

Answer 57

1. Straightaway Muffs 2. Circumaural Muffs

Question 58

Training Requirements for personnel in the HCP:

Answer 58

- Must receive training PRIOR to working in noise hazardous areas - Must receive annual training thereafter

Question 59

Non-disposable hearing protectors require what?

Answer 59

* sizing and fitting * must be conducted by medically trained personnel