1TU Graz.Roadside Infrastructure for Safer European Roads[R].European Commission, 2003.
2Timothy R Neuman,Ronald Prefer. NCHRP 350 Report:A Guide for Ad- dressing Run-Off-Road Collisions [M]. Transportation Research Board, 2003.
3Gao Hailong,Li Changcheng. research on roadside safety evaluation and pro- tection methods[R], Beijing Research Institute of Highway Ministry of Transport, 2007.
4AASHTO.Roadside Design Guide[M]. Washington .. American Association of State Highway and Transportation Official, 2002.
5Carrie Kindler. The Intersection Di- agnostic Review Module[CD]//An Ex- pert System for Geometric Design Re- view of Intersections on Rural Two- Lane Highways.TRB 2003 Annual Meeting, 2003.