S. Oh

Evaluation of Traffic and Environment Effects on Skid Resistance and Safety Performance of Rubberized Open-grade Asphalt Concrete

David R. Ragland, Ching-Yao Chan, Soon Mi Oh, 2010 .

The continuous risk profile approach for the identification of high collision concentration locations on congested highways

Samer Madanat, David R. Ragland, Koohong Chung, 2009 .

Evaluation of Wet Weather Accident Causation Criteria

D. Ragland, Ching-yao Chan, S. Oh, 2008 .

Evaluation of Traffic and Environment Effects on Skid Resistance in California

Ching-Yao Chan, Samer Madanat, David R. Ragland, 2010 .