The study investigated vehicle speed changes during winter weather events. A total of 954
winter maintenance logs in 24 counties over three winter seasons were analyzed. Several …

Performance measures that are commonly used in winter maintenance provide valuable
information. However, some metrics are subjective (ie, visual inspection), rely on historical …

Snow and ice maintenance operations are among the most critical functions of state
transportation agencies and municipalities in cold regions. The use of snow removal …

This research produced an automatic process to identify the road condition recovered times
during snow events from the traffic-flow data. For this study, the traffic data from the past …

This research analyzed the probability of snow plow trucks exceeding a 120-minute cycle
time and the benefit-to-cost ratio of implementing one specialty hopper and one specialty …

Traffic safety during winter seasons has been a serious concern in Iowa as hundreds of
people are injured on Iowa's highways each winter. As the goal of the state transportation …

Performance measurement is vital to the operation of interstates, providing feedback on
performance and identifying areas for improvement. An FHWA rule based on the Moving …

Each winter, Alberta Transportation (AT) spends significant capital on winter road
maintenance. It is not enough to use only “time to bare pavement” as the performance …

Winter weather causes major disruptions to road travel, increasing delays and accident
rates. Significant investments are made towards maintaining the condition and safety of the …

This research develops a Normal Condition Regain Time (NCRT) estimation system, which
automatically determines the NCRT at detector stations on the metro-freeway network for …