The correlation between gradients of descending roads and accident rates

Safety Science

Volumn 49, Issue 3, 2011, Pages 416-423

  Fu, Rui ^a   Guo, Yingshi ^a   Yuan, Wei ^a   Feng, Hongyun ^a   Ma, Yong ^a,b  

^a RESEARCH INSTITUTE OF HIGHWAY MINISTRY OF TRANSPORT   (China)

^b CHANG'AN UNIVERSITY   (China)

Author keywords

Accident analysis; Descending road; Gradient; Highway safety; Regression analysis

Indexed keywords

ACCIDENT ANALYSIS; ACCIDENT RATE; ACCIDENT SITES; AVERAGE GRADIENT; CORRELATION ANALYSIS; DESCENDING ROAD; EXPONENTIAL REGRESSION; GRADIENT; HIGHWAY SAFETY; MOUNTAINOUS HIGHWAY; PROFILE PARAMETERS; RESEARCH RESULTS; SCATTER DIAGRAMS; STEEP GRADIENTS; TRAFFIC ACCIDENTS; VERTICAL GRADIENTS;

ACCIDENT PREVENTION; HIGHWAY ACCIDENTS; HIGHWAY ENGINEERING; REGRESSION ANALYSIS; ROADS AND STREETS;

TRANSPORTATION;

ACCIDENT PRONENESS; ARTICLE; CHINA; CONSTRUCTION WORK; DESCENDING ROAD; PREVALENCE; PRIORITY JOURNAL; REGRESSION ANALYSIS; STATISTICAL ANALYSIS; TRAFFIC ACCIDENT; TRAFFIC SAFETY;

EID: 79151472263     PISSN: 09257535     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ssci.2010.10.006     Document Type: Article

References (21)

1. Bester, C.J., Makunje, J.A., 1998. The Effect of Rural Road Geometry on Safety in Southern Africa. Transportation Research Circular, 1998-1, Issue Number: E-C003,15: pp. 1-10. <>. http://onlinepubs.trb.org/Onlinepubs/circulars/ec003/ch15.pdf.
2. Carson J., Mannering F. The effect of ice warning signs on ice-accident frequencies and severities. Accident Analysis & Prevention 2001, 33(1):99-109.
3. Chang Li.-Y. Analysis of freeway accident frequencies: negative binomial regression versus artificial neural network. Safety Science 2005, 43(8):541-557.
4. Chang Li.-Y., Chen Wen-C. Data mining of tree-based models to analyze freeway accident frequency. Journal of Safety Research 2005, 36(4):365-375.
5. Chen, Y., Sun, X., Hu, S., 2007. Long down-grade highway segment's safety investigation and causation inference in China. In: International Conference on Transportation Engineering. pp. 370-375. doi:10.1061/40932(246)61.
6. Guo Y., Yuan W., Fu R. The temperature rise calculation and research of drum brake. Automobile Technology 2006, 6:8-10.
7. Haddon W. On the escape of tigers: an ecologic note. American Journal of Public Health and the Nation's Health 1970, 60(12):2229-2234.
8. Haddon W. Energy damage and the ten countermeasure strategies. The Journal of Trauma 1973, 13(4):321-331.
9. Karlaftis M.G., Golias I. Effects of road geometry and traffic volumes on rural roadway accident rates. Accident Analysis & Prevention 2002, 34(3):357-365.
10. Li J., Abdelwahab W., Brown G. Joint effects of access and geometry on two-lane rural highway safety in British Columbia. Canadian Journal of Civil Engineering 1994, 21(4):1012-1024.
11. Ma, Y., 2006. Master Thesis: study on drivers' visual search pattern based on analysis of eye movements. Chang'an University, Xi'an, Shaanxi, China, 2006.
12. Miaou S. The relationship between truck accidents and geometric design of road sections: Poisson versus negative binomial regressions. Accident Analysis & Prevention 1994, 26(4):471-482.
13. Milton J., Mannering F. The relationship among highway geometrics, traffic-related elements and motor-vehicle accident frequencies. Transportation 1998, 25(4):395-413.
14. Ng, J.C.W., 2002. Master Thesis: quantifying the relationship between geometric design consistency and road safety. The University of British Columbia, Vancouver, BC, Canada, 2002.
15. Ng J.C.W., Sayed T. Effect of geometric design consistency on road safety. Canadian Journal of Civil Engineering 2004, 31(2):218-227.
16. Papayannoulis, V., Gluck, J.S., Feeney, K., Levinson, H.S., 2000. Access spacing and traffic safety. In: Transportation Research Circular E-C019: Urban Street Symposium Conference Proceedings, Dallas, TX, June 28-30, 1999. Washington, DC: TRB, NRC, December 2000. <>. http://www.urbanstreet.info/1st_symp_proceedings/Ec019_c2.pdf.
17. Rautela P., Pant S.S. Delineating road accident risk along mountain roads. Disaster Prevention and Management 2007, 16(3):334-343.
18. Sétra, 2007. Understanding the principal geometric design parameters for roads. Bagneux, France: Service d'études techniques des routes et autoroutes (The Technical Department for Transport, Roads and Bridges Engineering and Road Safety). pp. 1-26. <>. http://www.setra.equipement.gouv.fr/IMG/pdf/US_0732A_PrincipalDesignGeometricParameter.pdf.
19. Wong, A., 2005. Bachelor Thesis: using GIS to explore the relationship between road grade and accidents. University of Southern Queensland, Toowoomba, Queensland, Australia.
20. Yu Q., Chen Y., Ma J., Guo R., Zhang Q. Braking ability of engine brake and retarder brake when bus downhill. Journal of Chang'an University: Natural Science Edition 2004, 24(2):87-90.
21. Yuan W., Fu R., Guo Y., Feng H., Shi J. Influences of longitudinal gradient on traffic accident rate considering length of downgrade. Journal of Highway and Transportation Research and Development 2008, 25(5):130-135.