tailieunhanh - Community Response to Road Traffic Noise in Hue City, Vietnam

Community Response to Road Traffic Noise in Hue City, Vietnam. The research has carried out dose response relationship for general traffic noise annoyance in Hue City by logistic regression method. The dose-response curve in Hue City was slightly lower than that in Da Nang City and much lower than EU’s curve. There was a range of to dB difference between the two curves at the same percent of high annoyance. | 24 Nguyen Minh Ky. Research Article 24-28 Community Response to Road Traffic Noise in Hue City Vietnam Nguyen Minh Ky1 1College of Sciences Hue University Hue Vietnam Abstract This paper provides the outline and results of social survey on community response to road traffic noise in Hue City. The social survey was carried out at seven sites in Hue City from August to September 2012. The average annoyance score is SD and a noise index based on assessment of public in Hue City is unimportant. LAeq 1s was continuously measured during 24h from September 3rd to 4th 2012 with sound level metters RIoN NL-21 and NL-22 LAeq d LAeq e LÀeq n and Lden were calculated by using LAeq 1s values. Lden ranged from to dB. The research has carried out dose-response relationship for general traffic noise annoyance in Hue City by logistic regression method. The dose-response curve in Hue City was slightly lower than that in Da Nang City and much lower than EU s curve. There was a range of to dB difference between the two curves at the same percent of high annoyance. Keywords Community response Hue City Road traffic Dose-response relationship Noise 1. Introduction The traditional definition of noise is unwanted or disturbing sound . Besides sound becomes unwanted because of its effects on normal life activities as well as other socioeconomic development process. On the other hand the social-economic activities will increase noise levels especially in huge urban. Hue City is a main developing city of Thua Thien Hue Province. The traffic volume has made noise pollution in Hue City more serious. Road traffic noise source includes all the vehicles in roads and streets of a city as cars trucks buses motorcycles etc. The ADB s report of Initial Environmental Examination 2012 has shown that first signal of noise pollution in Hue City and noise levels in some places are higher than the noisy technical standard mainly because of the transport sector. The average

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