Varying a posted speed limit based on current conditions can improve operations and safety in congested work zones, a team from Missouri found. This study from the University of Missouri-Columbus explores this phenomenon in a congested work zone in St. Louis, Missouri. The findings? Results depend on whether DOTs are looking to prioritize safety over capacity.
The Washington Roundtable, a group comprising many of the state’s largest businesses, is urging passage of a nine-cent increase in the fuel tax. What’s most interesting about the proposal, however, is not the revenue ask, but where the group wants the money to go: for major increases in operations and in system preservation.