Improving safety at nighttime work zones is important because of the extra visibility concerns. The deployment of sequential lights is an innovative method for improving driver recognition of lane … [Read more...] about Cost-Benefit Analysis of Sequential Warning Lights in Nighttime Work Zone Tapers
Safety Factors
Research Initiatives to Improve the Visibility and Hence Safety of Road Workers at Night-Time
Collisions between vehicles and pedestrians represent a significant road safety problem and are overrepresented at night-time, with pedestrians being up to seven times more likely to be involved in a … [Read more...] about Research Initiatives to Improve the Visibility and Hence Safety of Road Workers at Night-Time
Using Biological Motion to Enhance the Conspicuity of Roadway Workers
This study examined whether the conspicuity of road workers at night can be enhanced by distributing retroreflective strips across the body to present a pattern of biological motion (biomotion). … [Read more...] about Using Biological Motion to Enhance the Conspicuity of Roadway Workers
Strategies on Improving Worker Safety in Work Zones
Guidelines on Worker Safety Strategies (Subpart K) describes traffic control measures that can be appropriate in work zones to further improve the safety of highway workers. The document addresses … [Read more...] about Strategies on Improving Worker Safety in Work Zones
Traffic Manual
This Traffic Manual is applicable to the Idaho State highway system and to signing on local roads and streets adjacent and related to the State highway system. It includes the following sections: … [Read more...] about Traffic Manual
Evaluation of the Visibility of Workers’ Safety Garments during Nighttime Highway-Maintenance Operations
To reduce traffic congestion in the United States, roadway maintenance and construction operations are widely performed during nighttime hours. This makes visibility a critical issue as workers need … [Read more...] about Evaluation of the Visibility of Workers’ Safety Garments during Nighttime Highway-Maintenance Operations