Table 8: Investment plan summary.

CountermeasuresLength
(km)
Accident number decreased per yearAccident benefit of 10 years (Yuan)Cost per year per kmTotal cost
(Yuan)
/

Center marking185.333.32802138853.79375006948750115.44
Roadside marking234.413.43323290641.7630000703200045.97
Angle adjustment33.617.36417883207.71200000672000006.22
Lighting53.212.10291371924.31660000351120008.30
Pedestrian crosswalk5.70.9422611161.78480027360082.64
Roadside barriers34.29.19221229629.948000001368000016.17
Total86.342078525419.30179230013024635015.96