10% increase
in heavy vehicles on alternative road
10% increase
in section length
Tourism dummy
= 0
Low
0.522
0.410
0.574
0.500
0.121
Middle-low
0.415
0.484
0.377
0.430
0.498
Middle-high
0.060
0.100
0.047
0.067
0.323
High
0.003
0.006
0.002
0.003
0.058
Note: The baseline values taken by the explanatory variables
are: speed = 88.9 km/hr; percentage of heavy vehicles = 24.9%; section length
= 23.4 km; and tourism dummy = 1.