[Traffic accidents in the midst of busy municipal transportation in Lodz].

Records of 1,543 municipal transportation accidents registered at the Department of Inspection, Municipal Transportation Enterprise, Lodz were the subject of analysis presented in this paper. The paper includes data on kinds of road accidents which took place in 1991, causes of accidents and the impact of bus and tram drivers on their occurrence. The occurrence of road accidents in relation to individual parts of a year, a week or a day was also analysed. The study provides a detailed description of traffic accidents which happened in the Lodz municipal transportation in 1991 with special reference to human factors.