Resource Type: Manuals, Policies, Guidelines, and Handbooks, etc.
This guideline covers various types of positive protection devices that can be easily placed and moved for short duration and short term work operations, especially compared with traditional portable …MoreBarriers
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2009 National Traffic Management & Work Zone Safety Conference
The acclaimed Traffic Management & Work Zone Safety Conference managed by the ARTBA - Transportation Development Foundation was held March 9-13 in Orlando, Florida, in conjunction with World o… More
Safer Work Zones: Education and innovation may help move the needle (Publication)
Resource Type: News and Other Non-research Articles
Despite state-level efforts to reduce injuries in roadway work zones, the United States has not experienced a sustained reduction in fatalities. States and road construction employers are turning to t…MoreThe Development of a Versatile Movable Barrier Solution (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
To reduce the accident risk of work zone on highway, a new movable barrier solution is presented in this paper. The barrier is effective, affordable, environment-friendly, and versatile. It can raise …MoreSafety Measures and Safety Warning Signages of Road Construction Projects: An Assessment (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
This research described the safety measures and safety warning signages of road construction projects in the first and second legislative districts in the province of Nueva Ecija. Forty road motorists…MoreInfluence of Mobile Work Zone Barriers on Driver Behavior on Freeways: A Driving Simulator Study (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
A work zone crash occurred once every 5.4 minutes in the United States in 2015, according to the Federal Highway Administration (FHWA). This study investigated the impact of work zone barriers (cone p…MoreGuidelines for Work Zone Designers – Positive Protection (Publication)
Resource Type: Manuals, Policies, Guidelines, and Handbooks, etc.
Most State and many other transportation departments in the U.S. maintain roadway and/or work zone design manuals containing State specific regulations, policies, and design guidance for their designe…MoreImpact of Mobile Work Zone Barriers on Driving Behavior on Arterial Roads (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
In the year 2015, in the United States, a work zone crash occurred once every 5.4 minutes, according to the Federal Highway Administration (FHWA). Work zone barriers can help reduce the risk to the wo…MoreTemporary Barrier Guidance Manual (Publication)
Resource Type: Manuals, Policies, Guidelines, and Handbooks, etc.
Temporary barrier is effective in providing positive separation between traffic and work areas. It is primarily used for protecting vehicles from severe hazards (e.g. drop -offs, embankments, fixed ob…MoreInventory of Best Practices to Prevent Incursions into Work Zones – Literature Review (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
The aim of this report was to review the literature to identify existing best practices used to prevent incursions into work zones and improve safety of road users and road workers. A systematic liter…MoreCompliance Crash Testing of the Type 60 Median Barrier (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
The California Department of Transportation has used Type 60 Median Barrier since it passed the National Cooperative Highway Research Program (NCHRP) Report 350 safety guidelines and became a Standard…MoreRisk Factors Affecting Crash Injury Severity by Work Zone Area (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Work zones include advance warning area, transition area, and activity area. The geometric, traffic control aspects, traffic operations, and driver’s maneuverability differ within each work zone are…MoreDevelopment of Transition Between Free-Standing and Reduced-Deflection Portable Concrete Barriers (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Portable concrete barriers (PCBs) are often used in applications where limited deflection is desired during vehicle impacts, such as bridge decks and work zones. In an earlier study, a reduced deflect…MoreUse of Positive Protection in Work Zones (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
While developing a manual on the use of temporary barriers, truck-mounted attenuators and other types of positive protection devices as guidance for designers, construction workers and contractors, Mi…MoreDevelopment of a Precast Slim Temporary Concrete Safety Barrier STCSB 50 for Work Zone Applications (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Selecting proper restraint systems for road work zone areas is essential in ensuring the safety of motorists and construction workers as well as preventing occurrence of severe accidents. Regulati…MoreEvaluation of Safety Practices for Short Duration Work Zones (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
This report documents a research effort tasked with identifying cost effective and safer alternatives to the current procedures used by Ohio Department of Transportation (ODOT) maintenance crews durin…MoreSafety Performance Evaluations for the Vehicle Based Movable Barriers Using Full Scale Crash Tests (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
The present study aims to develop a prototype of large-size movable barriers to protect roadside workers from incoming vehicles to the road work area with the following functions: maximization of work…MoreDevelopment of a Test Level 3 Transition Between Guardrail and Portable Concrete Barriers (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Road construction often requires that work zones be created and shielded by portable concrete barriers (PCBs) to protect workers and equipment from errant vehicles as well as to prevent motorists from…MoreThe Cost in Lives of Inaction on Work Zone Safety Barriers (Publication)
Resource Type: News and Other Non-research Articles
Failing to separate motorists and workers leads to more workers being struck. Today’s market offers movable concrete-and-steel barriers and other safety products that can be quickly deployed and ret…MoreTesting and Evaluation of MASH TL-3 Transition Between Guardrail and Portable Concrete Barriers (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Three full-scale vehicle crash tests were conducted according to the Manual for Assessing Safety Hardware (MASH) Test Level 3 (TL- 3) safety performance criteria on a transition between the Midwest Gu…MoreLength of Need and Minimum System Length for F-Shape Portable Concrete Barrier (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Portable concrete barrier (PCB) systems are often used to redirect errant vehicles through a combination of inertial resistance, lateral friction loads, and tensile loads developed from the mass and f…MoreCost-Benefit Analysis & Justification: Mobile Barriers MBT-1 (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
This document was prepared by the author for inclusion into a DHS/FEMA funding request. It includes supporting documents prepared for the California Department of Transportation (CALTRANS) and for …MoreBalsi Beam Deployment Support (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
This study deals with a cost benefit analysis of the Balsi Beam Crash protection System. This system has been developed by the California Department of Transportation (Caltrans) to provide positive pr…MoreDevelopment of a MASH TL-3 Transition Between Guardrail and Portable Concrete Barriers (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Often, road construction causes the need to create a work zone. In these scenarios, portable concrete barriers (PCBs) are typically installed to shield workers and equipment from errant vehicles as we…MoreDeployment and Evaluation of Mobile Barrier in CDOT Research Branch (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
This cost benefit analysis, prepared by the Colorado Department of Transportation, was successfully used to justify the use of federal funds to acquire Mobile Barriers MBT-1.MoreBest Practices for Maximizing Driver Attention to Work Zone Warning Signs (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
Studies have shown that rear-end crashes in the advance warning area for a work zone are the most common type of work zone crashes. Driver inattention (or distraction) is reported as the most commo…MoreNew DOT Barriers Can Help Save Workers’ Lives (Publication)
Resource Type: News and Other Non-research Articles
There were more than 1,600 work-zone collisions in Washington State last year and an average of four crashes a day involving drivers crashing into Washington State Department of Transportation (WSDOT)…MoreMore Robust DOT Oversight of Guardrails and Other Roadside Hardware Could Further Enhance Safety (Publication)
Resource Type: Books, Reports, Papers, and Research Articles
In 2014, 54 percent of traffic fatalities in the United States occurred as a result of a vehicle's leaving the roadway, according to U.S. Department of Transportation's (DOT) data. Roadside safety har…More