Urban Transportation and Logistics

82 Wai Yuen Szeto and Rojee Pradhananga

percentage of highway incidents was more or less the same throughout

the 2003–2007 period (Transport Canada 2008).

Incidents can lead to injuries and fatalities. Figures 4.3 and 4.4

give the numbers of fatalities and injuries by mode during the period of

1999–2008 in the United States. The highway mode again accounts for

most fatalities in the reported period. During the period between 2003

and 2007 in Canada, on average, seven people were killed and forty-two

people were injured annually (Transport Canada 2008).

The economic loss from incidents can be high and the incidents can

also lead to trafc di