This maintenance manual serves as an additional resource for communities who have implemented roundabouts or are considering them. This manual will provide specific information regarding roundabout … [Read more...] about Roundabout Maintenance Manual
Purdue University
Integration of Real-Time Air Pollution Parameters into the Decision Making Process Regarding Highway Construction Work Zone Traffic Flow
The Midac Fourier Transform Infrared air monitoring system was used to measure real-time vehicular exhaust emission concentrations of carbon monoxide (CO) and hydrocarbons (HCs) during the Purdue … [Read more...] about Integration of Real-Time Air Pollution Parameters into the Decision Making Process Regarding Highway Construction Work Zone Traffic Flow
Construction Work Zone Safety
The need of maintaining safety of motorists and workers during periods of construction activities on interstates has prompted the Indiana Department of Transportation (INDOT) to initiate a study aimed … [Read more...] about Construction Work Zone Safety
Modeling and Optimization of the Indiana Lane Merge Control System on Approaches to Freeway Work Zones
Severe traffic turbulence on entry sections of freeway work zones increases the delays and risk of crash. A new Indiana Department of Transportation system called Indiana Merge Lane System (IMLS) … [Read more...] about Modeling and Optimization of the Indiana Lane Merge Control System on Approaches to Freeway Work Zones
An Evaluation of Lane Closure Strategies for Interstate Work Zones
A systematic procedure was developed in the present study that can be used to make a decision regarding the appropriate lane closure strategy at a particular interstate work zone. Four criteria were … [Read more...] about An Evaluation of Lane Closure Strategies for Interstate Work Zones
Improving Efficiency of INDOT Traffic Data Collection Using GPS Devices
INDOT has utilized many new technologies to reduce travel delay, mitigate traffic congestion, and enhance public and employees' safety. Many projects are underway, including re-timing of most existing … [Read more...] about Improving Efficiency of INDOT Traffic Data Collection Using GPS Devices