Challenges in Management of Environmental Diseases: A study on assessment of sound levels in various parts of Chennai Metro.
Journal Title: National Journal of Research in Community Medicine - Year 2018, Vol 7, Issue 0
Abstract
Background: Exposure to high levels of noise can cause permanent hearing loss. Short term exposure to loud noise can also cause a temporary change in hearing or a ringing in ears. Noise pollution can be described as harsh, disturbing noise with the potential to have a harmful impact on human and animal life. Objectives: To analyse the noise level in residential, silence zone and commercial areas of Chennai and propose preventive measure from noise pollution. Methods: Study Design: Cross Sectional Study. Study Period: February 2018. Study Setting: Select residential and commercial areas of Chennai Metro. Type of Sampling: Simple Random Sampling. Sound level was recorded from digital sound level meter as decibel (dB) values. It was compared with acceptable values. Results: Sound levels were measured in 53 places (Commercial-40, Residential7, and Silence Zone-6) in Chennai. The average sound level recorded in commercial was 90.55 dB, residential 81.36 dB and Silence zone 74.7 dB. The highest dB was recorded in commercial segment was 110.5 at Heavy Lorry Horn at Outer Ring Road followed by 103.2 dB at Tenampet, 100-102.5 at Anna Nagar, Tambaram, T.Nagar, Chrompet and OMR. The average dB in residential area without external sound was 65.3 dB. The silence zone-Hospital recorded dB ranges from 65 to 73without external sound. Conclusion: The noise levels were higher in all areas than mentioned in the norms. Efficient engineering measures, work place policies and personal measures will help in control the noise pollution.
Authors and Affiliations
Ashrof Raja, Prabakaran J, Kannadasan K, Aishwarya Lakshmi I, Karpaga Priya S. P, Monica Raj. S. P. , Uma P, Shaik Sarfaraz Hussain
Keywords
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- EP ID EP529217
- DOI 10.26727/NJRCM.2018.7.3ii.107
- Views 111
- Downloads 0
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