The Effectiveness of Indonesian speed reduction devices

Abstract

The Government of Republic of Indonesia has developed standard for speed reduction devices, but, in practice, many communities tend to build the devices in their neighborhood without comply with the standard. For socialization purposes and further improvement, it is needed an information regarding the effectiveness of the device. Therefore, this study aims to investigate the effectiveness of speed reduction devices, namely speed hump and chicane, based on Indonesian standard. Parameters of speed and noise reduction were used to explain the effectiveness. The analysis shows that speed hump based on Indonesian standard have significantly reduced vehicle speed, as well as reduces noise pollution level. The combination of speed hump with chicane results better effectiveness compared with road hump without chicane.