160000 Chart Area 2018 Tolls not in place uuu 140000 Tolls eliminated Sept 1 2017 130000 120000 110000 100000 90000 80000 April May March June July January ctober February 2013 2014 2015 - 2016 August 2018 November December September FIGURE 11.3 Monthly Average Weekday Traffic on the Port Mann Bridge The figure shows the monthly average weekday traffic on the Port Mann bridge in Vancouver from 2013 to the first three months in 2018. Bridge tolls were eliminated on September 1 2017, which has led to a substantial [F increase/decrease] in traffic volume