<p> This work trip study is part of the studies on King Street closure. The objectives are to examine the effect of changed traffic conditions on change in travel behaviour, and to identify variables for choice modelling. Some behavioural changes are observed, but none is related to the increased road congestion. The household survey data shows that people did not perceive a difference in travel times before and during closure. Thus the reliability of reported times on modelling is suspected. However, modelling on time of day in a multinomial legit framework using measured travel data does not help to explain the behavioural changes with either travel time or a congestion factor. It is concluded that the changes observed in this study represent random occurrences and the change in congestion is too moderate to effect behavioural changes. </p> / Thesis / Master of Arts (MA)