US Road Infrastructure

Evaluation of the Effects of Pavement marking Width on Detectability by Machine Vision: 4 inch vs 6 inch Markings

Summary of Observations Preparing Highways for Automated Driving Systems Transportation Infrastructure Owner Operators (IOOs) are increasingly interested in understanding how they can prepare highways for automated driving systems (ADS). The primary reason for this interest is that ADS are projected to have dramatically positive impacts on highway safety while reducing congestion. Some estimates suggest that [...]

AASHTO Reacts to President Trump’s State of the Union Address

WASHINGTON – The American Association of State Highway and Transportation Officials today reacted to President Donald J. Trump’s reference to infrastructure investment during the State of the Union address before Congress. “We are pleased that President Trump continues to highlight the need for additional federal investment in infrastructure,” said Bud Wright, AASHTO executive director. “AASHTO [...]