Cognitive analysis in the task of passengers boarding in public transport in Ciudad Juarez, Mexico

Abstract

Safety is very important when driving public transport buses, the human factor is essential for the prevention of accidents. The objective of this article was to analyze the task of bus drivers when boarding passengers to identify risk factors, the NASA-TLX mental load method was applied to five drivers of a bus line in Ciudad Juarez, Mexico, an interview was conducted and an observation of the analyzed task, in order to make an Hierarchical task analysis and an evaluation with the SHERPA human error method. As conclusion of the study it was obtained that the analyzed task has a significant load of stress on drivers, with the hierarchical task analysis and the SHERPA human error method, four errors were detected that could put at risk the passengers safety or cause a road accident, and finally with the evaluation of the workload method NASA-TLX it was obtained that all drivers had a high level of mental load when boarding passengers to the bus.