Noise Exposure in the Military Environment

military noise environmentHearing loss and hearing issues such as tinnitus are directly related to noise levels that the ear is subjected to, especially over longer periods of time. Members of the various armed forces are often in very high noise environments and as such often suffer from either a loss of hearing or the onset of tinnitus which can last a lifetime.

We have a number of readers who are military vets who have exactly that problem, with tinnitus being the ones that is most disturbing since the damage to the ear is almost impossible to repair.

Just to get an idea of what these folks go through, here are some examples of noise levels in a variety of environments, starting with quiet and working up. Note that the military tend to be in the upper end of this chart.

Noise Levels Comparison in dB

Environment Noise level in dB
Arbitrary base line, radio/TV-audio in living room

70

Quiet rural area, 1/16 as loud as 70dB

30

Conversation in a restaurant, ½ as loud as 70dB

60

Shooter of M16A2, (peak) 256 times as loud as 70dB

157

7.62 mm machine gun fired from a HMMWV

155

155 mm towed Howitzer firing M203 propellant

178

Aircraft Carrier (CVS), flight deck, 32-64 times louder than 70dB

123-140

Cockpit Noise in the C130K, peak, 12 times louder than 70dB

105

Inside helicopter

85-105

Fuselage noise F-16, normal 100

The data on the military exposure is taken from a NATO report on military noise environments (http://ftp.rta.nato.int/public/PubFullText/RTO/TR/RTO-TR-HFM-147/TR-HFM-147-03.pdf). The other data is from the Industrial Noise Control website (http://www.industrialnoisecontrol.com/comparative-noise-examples.htm)

Considering that repeated exposure to dB levels of over 140 can lead to eardrum rupture, the extreme levels the military can be exposed to can obviously lead to some serious hearing issues.

Noise Protection Gear not Used

Paradoxically, although the military often issues noise suppression equipment to solders on the ground, they are often not used because of the necessity of hearing as much of the environment as possible to protect themselves from enemy attack.

Though we can’t protect soldiers from the sounds of war, except by keeping them out of war zones, we can help them when they get back with a simple solution of carefully selected audio CDs and a speaker pillow that helps beat tinnitus.

 

 

3 thoughts on “Noise Exposure in the Military Environment

  1. CMR

    I was also wondering about the loud decibels from our local airbase here in Tacoma. Seems like ear protection will be offered at the upcoming air show next month. After submitting an informal inquiry at JBLM air expo facebk page: https://www.facebook.com/JBLMAirExpo I received a good response.

  2. Pingback: Local Sleep Solutions for Tinnitus in Yelm, WA | The Warehouse

  3. Sleepsonic

    I love the “decibels of liberty” thing – I get them too and find they do indeed liber(ty)ate me from a deep night’s sleep!

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