government of the people s republic bangladesh ministry communications roads and highways department rhd road user cost annual report for 2004 2005 economics circle sarak bhaban ramna dhaka june foreward it is a great pleasure me to see that under has published costs ruc contains as usual three components basic works like vehicle operating voc travel time ttc accident acc known all professionals in transport realm occupies dominantly major proportion total life cycle project which may increase even up ninety percent depending on volume traffic segment such vital issue terribly uneconomic ignore any extent this huge can be substantially reduced through timely proper maintenance network materials contained are principally used inputs carrying out planning projects application hdm model besides they also largely