The Influence of Interval Between the Street Lights on Impression and Cognitive Distance of the Nighttime Street

Abstract

The purpose of this study is to investigate the effects of interval between the street lights on an impression and cegnitive d 正 stance of nighttime stTeets ． The subjects were an women and they estimated two different routes ； Qne was a residential street and the other was a sidewalk of two − lane street ． The exper ent was carried out at night ( 8pm − 9pm ＞ ． The subjects walked along those streets and estimated the impression of each street and the distance ． The resu 盈 ts found in the exper ent are summerized as follows ； a )the nighttime streets did not make any signi 且cant difference on the impressi6h they got， as interval of the street lights was over 且fty meters ． b)the un 正 formity of the street l正 ghtning improved the estimation of the nighttime stree し c )When interval between the street lights was twenty 一 伽 e meters ， the impression of the nighttime street was better in general( ex ． safer ， lighter ， and easier to walk )and the cognitive distance that the subjects felt was shorter ． Kegwords ： residentia ／street ． nighttime street ． light enva ' ronmenC feeling of seCU 「ity ， street llgh t． cognitive distance． The homogeneOUS degree of brigh伽 eSS