Research Article

Research on the Relationship between Dynamic Message Sign Control Strategies and Driving Safety in Freeway Work Zones

Table 5

Judgment matrices A1 and A2.

A1
(Free-flow traffic)
Location of the lane changeApproaching speedMean accelerationMean lateral placement
B1B2B3B4

Location of the lane changeB111/333
Approaching speedB23155
Mean accelerationB31/31/511
Mean lateral placementB41/31/511

A2
(Traffic jam)
B1B2B3B4

Location of the lane changeB11355
Approaching speedB21/3133
Mean accelerationB31/51/311
Mean lateral placementB41/51/311