Highway maintenance, often requiring lane closure, is very expensive in terms of the costs associated with transportation agencies (i.e., work zone setups) and road users (i.e., delay). Longer work … [Read more...] about Impact of Shoulder Use and Capacity Reduction Factors on Highway Work Zone Optimization
Road Shoulders
Lifting HOV/HOT Lane Eligibility and Shoulder Use Restrictions for Traffic Incident Management
This report presents an investigation of the possibility of lifting HOV/HOT lane eligibility and shoulder use restrictions during major incidents on general-purpose (GP) lanes. Using traffic data from … [Read more...] about Lifting HOV/HOT Lane Eligibility and Shoulder Use Restrictions for Traffic Incident Management
Vanguard Technologies on the Move: Delivering Innovations Into the Mainstream of Practice
Through the Vanguard Technologies initiative, the Federal Highway Administration is promoting proven, high-payoff innovations that save time, boost safety and quality, and decrease congestion during … [Read more...] about Vanguard Technologies on the Move: Delivering Innovations Into the Mainstream of Practice
Efforts Lag to Improve Safety at Work Zones
The past five years on American roadways have proven to be deadly, especially in work zones. Pavement-edge drop-offs have been considered a deadly road construction hazard. In addition to pavement … [Read more...] about Efforts Lag to Improve Safety at Work Zones
Alabama County Must Show a Jury That Four-Inch to Six-Inch Pavement Edge Dropoff Is a Reasonably Safe Condition
Primary issues involved in this case include: - Four-inch to six-inch pavement edge dropoff - Foreseeability of a vehicle's leaving the traveled roadway - County's failure to warn of edge dropoff … [Read more...] about Alabama County Must Show a Jury That Four-Inch to Six-Inch Pavement Edge Dropoff Is a Reasonably Safe Condition