No. | Authors | Aspect | Objectives | Performances |
1 | Zongzhi and Kumares, 2004 [5] . | Highway Asset Management | to identify the risk of accident | 1) Number of fatalities/populations, 2) Number of fatalities/length of roads network, 3) Number of fatalities/number of vehicles |
2 | Umer, et al., 2016 [6] . | Sustainable Transportation Infrastructure. | Ensure smooth travel and safety for people by using sidewalls | Road safety audit |