Knowledge Center

Traffic volumes are increasing as more people move to Arizona. Fatalities and crashes are trending higher. In some situations, speed differentials from non-recurring incidents, congestion, or work zones can cause crashes into the back-of-queue. The Arizona Department of Transportati

NOCoE’s Road Weather Management Peer Exchange was intended to host transportation agency professionals with experience in developing and implementing road weather management strategies. The peer exchange was virtual, using NOCoE’s Zoom software, and developed as a 3-hour event that included plena

North Carolina’s I-26 widening project stretches approximately 17 miles and included the demolition of five bridges along I-26 which were initially planned to require median crossovers with barrel separation for opposing traffic lasting two weeks per bridge.  This was not an acceptable solut

Interstate 84 between Pendleton and La Grande, Oregon experiences some of the highest crash rates and severity in Eastern Oregon, making it a high priority for improvement. ODOT recognized a number of issues in the corridor related to hazardous weather. Winter weather in this corridor