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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 Crash Tests

Crash Tests

MASH 2016 Evaluation of a Non-Proprietary Type III Barricade (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Several work-zone traffic control devices have not yet been evaluated to the American Association of State Highway and Transportation Officials' (AASHTO's) Manual for Assessing Safety Hardware, Second…More

Compliance 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…More

Crashworthy Work Zone Traffic Control Devices

It is important that work zone traffic control devices be crashworthy to reduce risks to motorists, pedestrians/bicyclists, and workers in the event they are struck by an errant vehicle. The links bel… More

Installing and Maintaining Crashworthy Work Zone Traffic Control Devices (Publication)

Resource Type: Manuals, Policies, Guidelines, and Handbooks, etc.
A variety of traffic control devices are used to control and guide motorists approaching and traveling through a work zone. Ensuring that these devices are crashworthy is critical to the safety of bot…More

Development 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…More

Development 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…More

Safety 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…More

Development 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…More

Testing 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…More

Length 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…More

Development 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…More

MASH Evaluation of TxDOT High-Mounting-Height Temporary Work Zone Sign Support System (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
The objective of this research was to develop a nonproprietary, lightweight, crashworthy, temporary work-zone single sign support for use with an aluminum sign substrate. The device is intended to mee…More

More 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

Testing of Alternative Supporting Materials for Portable Roll-Up Signs Used for Maintenance Work Zones (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Portable roll-up signs are currently used by the Texas Department of Transportation (TxDOT) for identification of short-term maintenance/work zones and emergency operations. These signs have fiberglas…More

Performance of New-Generation Portable Water-Filled Road Safety Barriers Under Vehicular Impact (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Portable water-filled barriers (PWFB) are roadside structures used to enhance safety at roadside work-zones. Ideally, a PWFB system is expected to protect persons and objects behind it and redirect th…More

Impact and Energy Absorption of Portable Water-Filled Road Safety Barrier System Fitted with Foam (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Portable water-filled barriers (PWFBs) are roadside appurtenances that are used to prevent errant vehicles from penetrating into temporary construction zones on roadways. A numerical model of the comp…More

Pinned-Down Temporary Concrete Barrier with Transition Systems for Limited-Space Work Zone Applications (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
In work zones where space for placing temporary concrete barrier is very limited (such as bridge expansion or repair), the barrier must be restrained to prevent large lateral deflection due to vehicle…More

Crashworthiness Testing of a Portable Maintenance Work-Zone Barrier (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Barrier and shadow vehicles generally provide Caltrans maintenance workers protection from errant vehicles entering the work zone from the upstream direction of traffic flow. This type of protection d…More

MASH Test 3-11 of the TxDOT Portable Type 2 PCTB with Sign Support Assembly (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Portable concrete traffic barriers (PCTBs) are commonly used in work zones or in temporary median barrier applications. PCTBs are needed for separation and channelization of vehicle movement and for w…More

Presentations at the 2001 International Conference on Roadway Work Zone Safety

May 9-12, 2001 |  St. Louis, Missouri Noise, Public, Workers, and Work Zones Engineering Noise Controls in the Construction Industry - Current and Past Efforts Presenter: Charles (Chuck) S.… More

Product Testing and Evaluation

This page includes information and links to websites of those agencies or programs that provide equipment testing or evaluation services. It also includes links to evaluation reports of products or te… More

Safety Performance of Work-Zone Devices Under MASH Testing (Publication)

Resource Type: Presentations
As a part of the four-hour webinar hosted by the Smart Work Zone Deployment Initiative (SWZDI) on July 26, 2010, which presented the results of notable recently completed SWZDI projects, this presenta…More

Improving Work Zone Safety: Why You Should Consider Longitudinal Channelizing Devices (LCDs) (Publication)

Resource Type: Presentations
Prepared by the Water Barrier Manufacturers Association, the purpose of this paper is to educate transportation departments, consulting engineers, and others on the safety benefits of Longitudinal Ch…More

Manual for Assessing Safety Hardware, Second Edition (Publication)

Resource Type: Manuals, Policies, Guidelines, and Handbooks, etc.
This manual encourages consistency in testing and evaluation of roadside safety features. It includes a new matrix for cable barrier testing on slopes, modifications to several test vehicle dime…More

An Easy to Use Pinned-Down Temporary Concrete Barrier with Limited Deflections (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
In work zones where the space available for placing a temporary concrete barrier is very limited, for example bridge replacement projects, the barrier must be strictly restrained to prevent lateral de…More

Crash Performance of X-shaped Support Base Work Zone Temporary Sign Structures (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Results from numerical analyses of temporary sign structure crash tests are compared with test data to assess both their crashworthiness and numerical model effectiveness. In addition, a parametric st…More
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