Research Article
Influence of Expressway Construction Area Information on Drivers’ Route Choice Behaviours
Table 3
Model estimation results (T-test results in parentheses).
| Form | Considerations | Attribute level | Mix logit | LCL | Class 1 | Class 2 | Class 3 |
| | Constant | | | 1.55 (12.99) | 1.81 (6.10) | 4.11 (13.84) | −3.00 (−8.16) |
| Demographic characteristics | Gender | Male | | −0.12 (−2.47) | — | −0.54 (−4.66) | −0.23 (−2.08) | Age | 26–35 years | | | 0.64 (3.80) | — | — | 36–45 years | | 0.16 (2.59) | — | 0.43 (2.77) | 0.35 (2.20) | 46–55 years | | −0.38 (−2.81) | −1.02 (−2.00) | — | — |
| Driving characteristics | Driving model | Large passenger cars | | −1.10 (−2.66) | −2.03 (−2.10) | — | −2.66 (−2.26) | Large truck | | −1.34 (−4.76) | −1.84 (−2.86) | −3.02 (−6.32) | — |
| Expressway travel characteristics | Frequency of trip on expressways | 1–3 times a month | | −0.31 (−4.76) | −0.82 (−4.79) | — | −0.29 (−2.00) | Fewer | | −0.42 (−5.68) | — | −0.37 (−2.29) | −0.60 (−3.49) | Average daily trip distance on expressways | 60-200 km | | −0.11 (−2.32) | −0.72 (−6.12) | | — | Time-limited | Travelling with time limit | | — | −0.56 (−4.23) | 0.26 (2.43) | — |
| Construction zone characteristics | Weather | Sunny | | −0.42 (−6.68) | — | −1.12 (−8.00) | | Time | Morning and evening peak hours | | 0.41 (4.55) | 1.74 (3.96) | — | | Day | Workdays | | 0.97 (10.60) | 1.78 (3.73) | 2.55 (10.16) | | Length information release | Yes | | −0.78 (−4.69) | | | −1.26 (−4.06) | Availability of traffic information | On-trip | | −0.63 (−7.56) | −0.70 (−4.16) | −0.46 (−2.84) | −1.27 (−4.44) | Length of construction area | | Mean | 0.10 (22.60) | 0.11 (12.13) | 0.12 (14.85) | −0.07 (−11.53) | Std | 0.05 (17.02) | — | — | — | Destination distance | | Mean | 0.05 (21.12) | 0.08 (15.42) | 0.08 (21.06) | −0.04 (−19.74) | Std | 0.04 (18.79) | — | — | — | Number of lanes | | | 0.44 (6.35) | — | 2.76 (16.12) | — |
| Interaction variable | Time-limited × number of lanes | 0.42 (4.99) | 0.92 (2.15) | — | 0.76 (3.55) | Fewer trips using expressways × length of construction area | — | — | — | −0.01 (−2.68) | Fewer trips using expressways × number of lanes | 0.40 (3.34) | — | 0.61 (2.71) | — | Workdays × number of lanes | 0.42 (2.82) | 0.75 (1.98) | 2.86 (12.25) | 1.00 (2.46) | Male × length of construction area | — | — | — | 0.03 (5.62) | Male × number of lanes | — | | 0.40 (1.98) | — | Large trucks × number of lanes | — | | −0.61 (−2.71) | — |
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Statistically significant at the 1% level; statistically significant at the 5% level. |