2017 Volume 34 Issue 2 Pages 122-130
The purpose of this paper is to clarify the differences of the discourse content by the bus crew of experience and video presentation conditions. As a result, under the conditions to predict the traffic others should be noted in the video as a clue, most discourse has become active. In this condition, accident information is not shown to the participants from the beginning. And in order to draw the opinions that based on their experience and the fact from the less experienced driver, it is necessary that the leaders to intervene actively in the conversation. It is possible for experienced drivers to recall a confirmation action necessary for safe operation in a small clue, even without the video, the amount of the remarks in the conditions, it can be a measure of the level of understanding to the safe operation.