Effect of Surface Pavement Type on Traffic Noise

This paper investigates the issue of surface-type effects on traffic noise in Baghdad. Since the raw materials for both flexible and rigid paving are available from local sources, the decision on selecting the type of paving which depends on the budget of the project and the road's importance...

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Main Authors: Amjed J. Abed, Amjad H. Albayati, Yu Wang
Format: Article
Language:English
Published: University of Baghdad 2023-04-01
Series:Journal of Engineering
Subjects:
Online Access:https://joe.uobaghdad.edu.iq/index.php/main/article/view/1836
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author Amjed J. Abed
Amjad H. Albayati
Yu Wang
author_facet Amjed J. Abed
Amjad H. Albayati
Yu Wang
author_sort Amjed J. Abed
collection DOAJ
description This paper investigates the issue of surface-type effects on traffic noise in Baghdad. Since the raw materials for both flexible and rigid paving are available from local sources, the decision on selecting the type of paving which depends on the budget of the project and the road's importance and function. Knowing that for high traffic volumes and a high percentage of heavy vehicles, rigid pavement is more suitable compared to flexible pavement. In Baghdad, some highways consist of flexible pavement and others of combined pavement (flexible segments and rigid segments), so the study of the effect of surface type on traffic noise becomes an important matter. This study selected three highways: one with flexible pavement and two with the combined pavement. The results showed that the traffic noise generated by traffic on rigid pavement generates more noise than traffic on flexible pavement by about 2 dBA. A prediction model was generated to predict traffic noise depending on five variables (vehicle speed, traffic volume, skid number, distance between the edge of the inner lane and the sound level meter, and surface type). The measured traffic noise levels ranged from 73.23 to 82.86 dBA, which exceeded the permitted limits compared to the permissible Iraqi standards.  
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spelling doaj.art-38a6c7961b6d48bcb0636e8d3be013492023-07-11T18:35:19ZengUniversity of BaghdadJournal of Engineering1726-40732520-33392023-04-0129410.31026/j.eng.2023.04.01Effect of Surface Pavement Type on Traffic NoiseAmjed J. Abed0Amjad H. Albayati1Yu Wang 2University of Baghdad- Collage of EngineeringUniversity of Baghdad- Collage of EngineeringSchool of Science, Engr., and Environ., - Univ. of Salford Manchester, England This paper investigates the issue of surface-type effects on traffic noise in Baghdad. Since the raw materials for both flexible and rigid paving are available from local sources, the decision on selecting the type of paving which depends on the budget of the project and the road's importance and function. Knowing that for high traffic volumes and a high percentage of heavy vehicles, rigid pavement is more suitable compared to flexible pavement. In Baghdad, some highways consist of flexible pavement and others of combined pavement (flexible segments and rigid segments), so the study of the effect of surface type on traffic noise becomes an important matter. This study selected three highways: one with flexible pavement and two with the combined pavement. The results showed that the traffic noise generated by traffic on rigid pavement generates more noise than traffic on flexible pavement by about 2 dBA. A prediction model was generated to predict traffic noise depending on five variables (vehicle speed, traffic volume, skid number, distance between the edge of the inner lane and the sound level meter, and surface type). The measured traffic noise levels ranged from 73.23 to 82.86 dBA, which exceeded the permitted limits compared to the permissible Iraqi standards.   https://joe.uobaghdad.edu.iq/index.php/main/article/view/1836Traffic noiseflexible pavementrigid pavement
spellingShingle Amjed J. Abed
Amjad H. Albayati
Yu Wang
Effect of Surface Pavement Type on Traffic Noise
Journal of Engineering
Traffic noise
flexible pavement
rigid pavement
title Effect of Surface Pavement Type on Traffic Noise
title_full Effect of Surface Pavement Type on Traffic Noise
title_fullStr Effect of Surface Pavement Type on Traffic Noise
title_full_unstemmed Effect of Surface Pavement Type on Traffic Noise
title_short Effect of Surface Pavement Type on Traffic Noise
title_sort effect of surface pavement type on traffic noise
topic Traffic noise
flexible pavement
rigid pavement
url https://joe.uobaghdad.edu.iq/index.php/main/article/view/1836
work_keys_str_mv AT amjedjabed effectofsurfacepavementtypeontrafficnoise
AT amjadhalbayati effectofsurfacepavementtypeontrafficnoise
AT yuwang effectofsurfacepavementtypeontrafficnoise