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workzonesafety.org

National Work Zone Safety Information Clearinghouse

Library of Resources to Improve Roadway Work Zone Safety for All Roadway Users

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You are here: Home / All entries for Color

Color

Kentucky Testing Orange Striping to Improve Work Zone Safety (Publication)

Resource Type: News and Other Non-research Articles
The Kentucky Transportation Cabinet is testing whether installing orange pavement markings to delineate a highway construction zone will improve safety for roadway workers and motorists alike.More

Kentucky Tests Orange Striping for Work Zones (Publication)

Resource Type: News and Other Non-research Articles
The Kentucky Transportation Cabinet received the approval from the Federal Highway Administration to test the orange markings to determine how effective they are in terms of reducing accidents. Centra…More

Use of Blue Lights on Paving Equipment in Work Zones (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Vehicle speed in work zones is a significant concern to ODOT and construction partners. Prior national research shows that law enforcement vehicles located within a work zone with active flashing blue…More

Simulator and Field Study of Green Lights on Truck-Mounted Attenuators in Missouri During Mobile Operations (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Mobile work zones for various types of moving operations (e.g., striping, pothole patching, sweeping) are an important component in highway maintenance activities which have particular safety issu…More

Highway Construction, Maintenance, and Service Equipment Warning Lights and Pavement Data Collection System Safety (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
This report presents the results of research to develop recommendations to (1) improve the vehicle and equipment warning light policy for the Texas Department of Transportation, and (2) improve the sa…More

A Comparative Study of Machine Learning Classification for Color-based Safety Vest Detection on Construction-Site Images (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Detecting the safety vests is an important foundation for various applications in safety management and productivity measurement. The fluorescent yellow-green color and fluorescent orange-red color of…More

ITD Shifts to Yellow (Publication)

Resource Type: News and Other Non-research Articles
To improve employee safety, ITD has switched their old orange vests to new high-visibility yellow vests following employee recommendations. Links to videos that explain the switch and the new vests ar…More

Looking Deep into the Eyes: Green Light on TMAs Could be Another Option for DOTs (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Truck-mounted attenuator (TMA) has been used as a countermeasure to help improve safety in mobile work zones. However, 139 TMA crashes occurred in Missouri from 2012 to 2017 with distracted driving be…More

Evaluation of Green Lights on TMAs (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
The use of green versus traditional amber lights on Truck Mounted Attenuators (TMAs) was investigated to see if their use could help to improve safety in mobile work zones. Four light color configurat…More

Orange Work Zone Pavement Marking Midwest Field Test (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Roadway lanes are often repositioned to accommodate highway work operations, resulting in a need to alter pavement markings. Even the most effective methods for removing old pavement markings sometime…More

Orange Work Zone Pavement Marking Midwest Field Test (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Roadway lanes are often repositioned to accommodate highway work operations, resulting in a need to alter pavement markings. Even the most effective methods for removing old pavement markings sometime…More

Special-Color Pavement Marking for Highway Work Zones: Literature Review of International Practices (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Roadway lanes are often repositioned to accommodate highway work operations; as a result, pavement markings need to be altered. Although there are various methods for removing or obscuring existing pa…More

Special-Color Pavement Marking for Highway Work Zones: Literature Review of International Practices (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Roadway lanes are often repositioned to accommodate highway work operations, resulting in a need to alter pavement markings. Although there are various methods for removing or obscuring existing pavem…More

Orange Work Zone Pavement Markings: Experience Gained from Early Field Trials (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Traffic lanes must often be repositioned or reallocated to accommodate highway construction. Various techniques for removing existing pavement markings are available, but “ghost marking” (visible …More

The Color of Safety (Publication)

Resource Type: Articles
Color is the great communication tool, and in highway safety it bears the responsibility of helping save lives. From stop lights to work zones, to pedestrian signs, the distinctive colors of those sig…More

A Study of the Visibility and Effectiveness of Fluorescent Retroreflective Traffic Control Signing in Work Zone Applications (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Road works present a special challenge to both the driver and the traffic engineer. Work zone accident statistics attest to the need for safety improvements. One way traffic engineers have attempted t…More

Removable Orange Rumble Strips (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
A previous evaluation of this product found that the ease of application and removal represented a significant advantage over traditional asphalt rumble strips, but that a single thickness was insuffi…More

Durable Fluorescent Materials for the Work Zone (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Construction work zones (CWZs) are a major cause of concern for highway and safety engineers. At any given time CWZs constitute only a small fraction of the total roadway miles. However, they are the …More

Yellow-Green Vests More Visible in Work Zones (Publication)

Resource Type: Articles, News and Other Non-research Articles
A number of studies show that fluorescent yellow-green is the preferred vest color for roadway visibility. Fluorescent orange-red is also an adequate safety garment color, according to this same study…More

Safety Effects of Fluorescent Yellow Warning Signs at Hazardous Sites in Daylight (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Yellow warning signs are an important and abundant type of traffic control device. Improving warning signs could be a cost-effective countermeasure at hazardous locations. The use of fluorescent yello…More

Recommendations for Highway Construction, Maintenance, and Service Equipment Warning Lights and Pavement Data Collection System Safety (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
This report presents the recommendations to improve the vehicle and equipment warning light policy for the Texas Department of Transportation, and improve the safety of the Department's pavement data …More

Colors of Flagger Safety Vests and Hard Hats (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
The objective of the study is to determine appropriate recommendations for the UDOT Standards Committee regarding flagger safety vest and hard hat colors. The color of and area occupied by vest stripi…More

Comparison of ORS and Asphalt Rumble Strips (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
In this evaluation, the Removable Rumble Strip from Advanced Traffic Markings (ATM) was compared with the KDOT standard asphalt rumble strips (Asphalt). Orange strips from ATM were used in this evalua…More

Evaluation of Fluorescent Orange Signs (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
In recent years, fluorescent orange signs have become a viable option for increasing the visibility of traffic control devices in temporary traffic control zones due to the fact that the fluorescent p…More

High-Visibility Clothing for Daytime Use in Work Zones (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
High-visibility safety clothing serves an important role in protection of personnel in highway construction. A total of 236 fatalities in highway and street construction were reported for 1992-1993 by…More

Brightness and Color of Fluorescent Yellow and Fluorescent Yellow Green Retroreflective Signs: Comparison of Laboratory and Field Measurements (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
There is a growing body of traffic engineering research indicating fluorescent-retroreflective signing can increase safer driver behavior on the road. However, missing from these studies are quantitat…More
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