The primary objective of this evaluation was to assess the long-term effectiveness of speed monitoring displays (SMDs) in long-term work zones on rural interstate highways. To achieve this goal, three … [Read more...] about Speed Advisory System
Facilities
Evaluation of Construction Work Zone Operational Issues: Capacity, Queue, and Delay
The Illinois Department of Transportation (IDOT) requires queuing analysis to determine traffic backups on interstate work zones. The monetary gains/losses in contractual procedures such as lane … [Read more...] about Evaluation of Construction Work Zone Operational Issues: Capacity, Queue, and Delay
Fatal Occupational Injuries at Road Construction Sites
During the 1995 to 2002 period, 844 workers were killed while working at a road construction site. More than half of these fatalities were attributable to a worker being struck by a vehicle or mobile … [Read more...] about Fatal Occupational Injuries at Road Construction Sites
Identification of Hazards Associated with Mobile and Short Duration Work Zones
This report documents the research activities completed during the first year of a two-year research project concerning the safety of mobile and short duration work zone operations. The objective of … [Read more...] about Identification of Hazards Associated with Mobile and Short Duration Work Zones
Safer Roads and Road Work Zones
In the past 10 years, more than 410,000 people were killed on roadways -- injuries run about eight times higher. We need safer roads. … [Read more...] about Safer Roads and Road Work Zones
Intelligent Transportation Systems in Work Zones: Work Zone Traffic and Incident Management System
This case study is one in a series of documents that examines the use of Intelligent Transportation Systems (ITS) in work zones. More information on this system and other applications of ITS in work … [Read more...] about Intelligent Transportation Systems in Work Zones: Work Zone Traffic and Incident Management System