the undivided stretch of the Trans-Canada that runs though it averages 18,000 cars every daily

There are two errors in a single sentence here. First, an R should be added to though to make it through. Second, either daily should be changed to day or every should be obliterated. From "10 most dangerous roads in Canada" on MSN Canada Autos on October 18, 2010. Click the image to enlarge it.