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العنوان
Roads Noise \
المؤلف
Atta, Abd El-Aziz Eid.
هيئة الاعداد
باحث / عبدالعزيز عيد عطا
azouz.atta@alex-eng.edu.eg
مشرف / خليل احمد أبو احمد
مناقش / جمعه خميس محمد موسي
gommamouse@yahoo.com
مناقش / وائل علي السيد بخيت
wbekheet@gmail.com
الموضوع
Transportation Engineering.
تاريخ النشر
2017.
عدد الصفحات
51 p. :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
الهندسة (متفرقات)
تاريخ الإجازة
1/1/2018
مكان الإجازة
جامعة الاسكندريه - كلية الهندسة - هندسة النقل والمواصلات
الفهرس
Only 14 pages are availabe for public view

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from 64

Abstract

Roads noise is the collective sound energy emanating from motor vehicles. It consists chiefly of road surface, tire, engine/transmission, aerodynamic, and braking elements. Tire pavement noise has been found to be the biggest contributor of highway noise.In developed and developing countries, roadway noise contributes a proportionately large share of the total societal noise pollution. In this study the traffic volumes on some location on important roads were recorded and the noise level were calculated, the selected roads are Abo qir ,Qenal El sewiss, Elkornish and elMahmodia roads. In this research three different calculation methods were used to calculate the noise levels, these methods are the German method, the British method and the coefficient method (by Prof. Dr. Khalil Ahmed Abou-Ahmed) . It is found that the British method is the higher values also it is found that the suez canal road is the largest values of noise level because it is the most vital center in Alexandria city The study indicated that, the noise level for investigated roads are more than the permissible value for residential area.