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A study of traffic noise characteristic of pavement types using NCPX method

  • Hyeon Jang Son
  • , Deok Soon An
  • , Jae Jun Lee
  • , Yong Joo Kim
  • Korean Institute of Civil Engineering and Building Technology

Research output: Contribution to conferenceConference paperpeer-review

Abstract

To analyze the traffic noise as changed pavement types, a research team measured traffic noise in test load located in YeoJu, Korea. The test road was composed of four different pavement types as followed; Dense grade asphalt concrete pavement (ACP), Joint concrete pavement (JCP), Continuous reinforced concrete pavement (CRCP), Transverse grooving on jointed concrete pavement (GJCP). In order to measure traffic noise as function of vehicle speed at interface between pavement and vehicle tire, NCPX (Noble Close ProXimity) method was adopted in the study. Based on analysis of test results, transverse grooving on JCP was shown the highest SPL 110.5 dB(A), However, Dense grade asphalt concrete pavement was shown the lowest value, 101.5 dB(A). Therefore, the transverse grooving on JCP is average 9 dB(A) higher than that of asphalt concrete pavement. Also, the sound pressure level (SPL) was analyzed between front and rear axle in vehicle. The front SPL was average 4.4 dB(A) higher than that of rear SPL. In this case study, asphalt concrete pavement shows the highest differences in SPL with 7.4 dB(A). However, CRCP was lowest differences in SPL with 3 dB(A). It implies that there is different interaction between tire and road as changed vehicle axle.

Original languageEnglish
Title of host publicationINTERNOISE 2014 - 43rd International Congress on Noise Control Engineering
Subtitle of host publicationImproving the World Through Noise Control
EditorsJohn Davy, Marion Burgess, Charles Don, Liz Dowsett, Terry McMinn, Norm Broner
PublisherAustralian Acoustical Society
ISBN (Electronic)9780909882037
StatePublished - 2014
Event43rd International Congress on Noise Control Engineering: Improving the World Through Noise Control, INTERNOISE 2014 - Melbourne, Australia
Duration: 2014.11.162014.11.19

Publication series

NameINTERNOISE 2014 - 43rd International Congress on Noise Control Engineering: Improving the World Through Noise Control

Conference

Conference43rd International Congress on Noise Control Engineering: Improving the World Through Noise Control, INTERNOISE 2014
Country/TerritoryAustralia
CityMelbourne
Period14.11.1614.11.19

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 11 - Sustainable Cities and Communities
    SDG 11 Sustainable Cities and Communities

Keywords

  • NCPX(noble close proximity)
  • Noise characteristic
  • SPL(sound pressure level)
  • Tire/road noise

Quacquarelli Symonds(QS) Subject Topics

  • Physics & Astronomy

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