One of the main parametrs for traffic engeneering of pedestrians is pedestrian's speed. We don't have information about influence week's day, day's time, an ain of moving for pedestrian's speed. There'are results of researches in the article about alone pedestrian's speed, about speed of pedestrian's groups. A lot of pedestrian's groups have two or three persons. A key information about pedestrian's speed brought by mesurements distances and time of mouving. Those mesurements were during the each day of week from 08:00 to 20:00. Pedestrian's speed depends on size of pedestrian's group firstly, an aim of walking secondly  

Keywords: traffic engeneering, pedestrian flow, speed of pedestrians