Measurement of noise intensity in Tangail Municipal Area, Bangladesh

Abstract

The study reports community noise levels measured during day time in fast developing semi-urban areas of Tangail Municipal Area (TMA), Bangladesh. The noise levels were measured following standard procedure using calibrated sound pressure level meter at many places predominated by commercial, sensitive and residential tenements at Tangail Municipal Areas. The result of the study revealed that the noise intensity surpassed to the prescribed levels in the study area. The study also finds that overall minimum and maximum noise levels for the main road are 57.0 and 112.3 dB (A), for new and old bus stand are 57.6 and 105.4 dB (A), for residential tenements (Thanapara) are 57.1 and 103.3 dB (A), for commercial area (Nirala mur) are 62.3 and 101.3 dB (A) and Babi stand 66.5 and 112.3dB (A), for sensitive area (General Hospital) are 57.0 and 99.9 dB (A) and educational institution area (Mahmudul Hasan College) are 57.7 and 104.6 dB (A), respectively. The minimum and maximum noise levels observed in the study area were 57.0 and 112.3 dB (A), respectively. It is conspicuously proved that the noise pollution levels in TMA exceeded the recommended level by WHO at 34 of 47 measuring points.