Transportation construction inspectors (CIs) have specific expertise in areas such as earthwork, structures, and pavement. CIs apply this expertise to ensure that construction work meets or exceeds … [Read more...] about Guide to Recruiting, Developing, and Retaining Transportation Infrastructure Construction Inspectors
Transportation Research Board
Guidelines for Evaluating Crashworthiness of Sign Supports and Breakaway Luminaire Poles
State departments of transportation employ numerous variations of luminaire and sign support systems that require evaluations for their crashworthiness. Guidelines for families of devices with similar … [Read more...] about Guidelines for Evaluating Crashworthiness of Sign Supports and Breakaway Luminaire Poles
Traffic Performance of Successive Freeway Merge Segments
At freeway interchanges with high entering flows, implementing two successive merges can improve traffic flow and capacity by distributing the merging maneuvers. The German Guidelines for the Design … [Read more...] about Traffic Performance of Successive Freeway Merge Segments
Changing Regularity of the Interaction Effects of Multi-Scale Factors on Drivers’ Merging Behaviors in the Highway Work Zone
This study aimed to explore the impacting mechanism of macro- and micro-factors and multi-scale synergy on drivers’ merging behaviors in the highway work zone, and then to facilitate future merging … [Read more...] about Changing Regularity of the Interaction Effects of Multi-Scale Factors on Drivers’ Merging Behaviors in the Highway Work Zone
Using Deep Neural Networks and Big Data to Predict Microscopic Travel Time in Work Zones
Traffic management in work zones is a challenging task that requires a balance between creating a safe environment for workers and minimizing traffic delays. Accurately predicting travel times through … [Read more...] about Using Deep Neural Networks and Big Data to Predict Microscopic Travel Time in Work Zones
Improved Temporary Traffic Control Guidance for Mobile Operations on Two-Lane Roadways
The objective of this research was to develop guidance for improving safety at mobile operations on two-lane roadways. One of the most significant hazards to workers performing mobile operations is … [Read more...] about Improved Temporary Traffic Control Guidance for Mobile Operations on Two-Lane Roadways