Pedestrians are vulnerable road users on Massachusetts roadways, particularly at midblock
crossings. To develop safety improvement projects to address pedestrian safety issues …

This research examines the utility of combined crash modification factors (CMFs) in
minimizing crash severity at urban roundabouts. Conventional CMFs typically assess the …

Although hazardous material (HAZMAT) truck-involved crashes are uncommon compared to
other types of traffic crashes, these crashes pose considerable threats to the public, property …

This study applies spatial analysis to investigate the relationship between crashes, wet road
conditions, and physical roadway variables. Wet roadway and flood risk factors are not …

Utilization of bypass lanes at rural unsignalized intersections is considered a low-cost safety
improvement for rural roadways. This study utilized an observational before-and-after …

Motor vehicle fatalities are increasing in the US. The US Department of Transportation
emphasizes the need to implement “proven safety countermeasures,” to reverse the “crisis …

The ability to fully quantify the expected safety benefits of Complete Streets transformations
using crash-based, data-driven safety analysis (DDSA) methods such as those in the …

In the US, about 40% of all crashes involve intersections. As improving safety at
intersections and nonintersections are significantly different, it is important to manage them …

This research project examines the safety performance of unsignalized intersections on rural
divided highways in Alabama. A summary of the safety problem at these intersections is …

The use of alternative intersection designs can provide both safety and operational benefits
for road users at potentially lower costs when implemented in the appropriate setting. The …