Analysis of noise level characteristics on Jalan Metro in Makassar city

Abstract

Abstract One of the main collector routes in Makassar that connecting Makassar City and Gowa Regency, is Jalan Metro. The development of transportation in Makassar City caused higher level of noise which coming from transportation. Noise from vehicles is one of the environmental problems on this area. The disruption of public comfort and communication problems are both impacted by the noise from vehicles. The purpose of this study is to evaluate the noise characteristics and level on Jalan Metro. Quantitative research was used in this study. There were 14 sampling points which were the data was collected for 12 hours from 07.00 - 18.00 WITA in every 10 minutes to represent hourly measurements. The data was analyzed by LAeq calculation analysis and Paired Sample T-Test by using SPSS program. Noise level in this study were found to be fluctuated in all sampling points. This result might be attributed by vehicles volume, vehicle speed, and amount of horns. The results of the analysis show LAeq Day noise level value on Jalan Metro section has exceeded noise level quality standard required by KepMenLH No. 48 Tahun 1996. The maximum LAeq Day value is 78.23 dB at R2 and the minimum LAeq Day is 72.16 dB at R12. In addition, a comparison of the measurement results with Pedoman PU No. 13/2003 concerning the maximum and minimum limits of Leq10 and LAeq was also carried out.

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