Analysis of the Mental Workload on a Public Bus Driver

Abstract

One of the causes of traffic accidents involving buses is human error. Human error is often the case one of them as a result of excessive load received by the driver. In addition to physical, mental workload is one of the causes of high workload. The purpose of this study was to analyze the mental workload experienced by the bus driver Yogyakarta-Semarang. The method used is the NASA-TLX. Numbers of respondents were 16 bus drivers. The results found that the average mental workload on the bus driver is 62.4. The indicators most influence is Effort with an average of 18, Physical Demand with an average of 12.67, Mental Demand with an average of 10.67. Other indicators, Temporal Demand with an average of 10:10, Own Performance by an average of 6.08 and the frustation level with an average of 4.88.