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Work Zone Safety Information Clearinghouse

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

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Sign Supports

Development of a Low-Cost Work Zone Queue Warning System

Back-of-queue crashes are a significant safety hazard in highway work zones—especially those with intermittent congestion. A number of intelligent transportation systems (ITS) have been developed to … [Read more...] about Development of a Low-Cost Work Zone Queue Warning System

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

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 … [Read more...] about MASH Evaluation of TxDOT High-Mounting-Height Temporary Work Zone Sign Support System

WYDOT Installs Flexible Delineators, Finds Lower Maintenance from Replacing Posts

The Wyoming Department of Transportation has installed flexible delineator posts in areas where vehicles have repeatedly damaged delineator posts.   While metal delineator posts can create a hazard … [Read more...] about WYDOT Installs Flexible Delineators, Finds Lower Maintenance from Replacing Posts

Permanent Signs Mounted on Median Barriers: A Synthesis of Highway Practice

The synthesis study was conducted to identify and report on the current state of practice for mounting permanent highway signs on top of rigid median barriers throughout the United States. Information … [Read more...] about Permanent Signs Mounted on Median Barriers: A Synthesis of Highway Practice

Memo Subject: INFORMATION: Roadside Safety Hardware-Federal-aid Reimbursement Eligibility Process

This memo describes the Federal-aid reimbursement eligibility process for roadside safety hardware. This process is relevant to all roadside safety hardware, including longitudinal barriers, crash … [Read more...] about Memo Subject: INFORMATION: Roadside Safety Hardware-Federal-aid Reimbursement Eligibility Process

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

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 … [Read more...] about MASH Test 3-11 of the TxDOT Portable Type 2 PCTB with Sign Support Assembly

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Copyright © 2023 American Road & Transportation Builders Association (ARTBA). The National Work Zone Safety Information Clearinghouse is a project of the ARTBA Transportation Development Foundation. It is operated in cooperation with the U.S. Federal Highway Administration and Texas A&M Transportation Institute. | Copyright Statement · Privacy Policy · Disclaimer
American Road and Transportation Builders Association Transportation Development Foundation, American Road and Transportation Builders Association U.S. Department of Transportation Federal Highway Administration Texas A&M Transportation Institute