Road Assessment Model and Pilot Application in China

Table 8

Investment plan summary.

Countermeasures	Length; (km)	Accident number decreased per year	Accident benefit of 10 years (Yuan)	Cost per year per km	Total cost; (Yuan)	𝐵/𝐶
Center marking	185.3	33.32	802138853.79	37500	6948750	115.44
Roadside marking	234.4	13.43	323290641.76	30000	7032000	45.97
Angle adjustment	33.6	17.36	417883207.71	200000	67200000	6.22
Lighting	53.2	12.10	291371924.31	660000	35112000	8.30
Pedestrian crosswalk	5.7	0.94	22611161.78	4800	273600	82.64
Roadside barriers	34.2	9.19	221229629.94	800000	13680000	16.17
Total		86.34	2078525419.30	1792300	130246350	15.96