Abstract
In this paper, we report such results of time studies about shopping centers and facilities for recreations, parking places, railway stations, hospitais and facilities of university. 1. At shopping centers, the ratio of concentration of customers in 60 min is about 15〜16%. Here, the ratio of concentration is proportion of number of persons entering (or leaving) in 60 min to total accumlation in one day. 2. At facilities for recreations, the ratio of concentration in 60 min is about 28%. 3. At parking places, the ratio of concentration in 60 min is about 13〜14%. 4. At underground railway stations, the ratio of concentration in 60 min is about 25%. 5. At hospitals, the ratio of concentration of patients in 30 min is about 20〜26%. 6. At facilities of university, the ratio of concentration of persons entering campus in 60 min is about 26〜37%. The ratio of concentration of cars entering campus in 60 min is about 16〜17%. The ratio of concentration of persons entering dining hall, library, shopping services, and book stores is about 22〜40%.
