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
Barriers (Roads)
Work Zone Positive Protection Toolbox
This brochure highlights five positive protection countermeasures, including Portable Concrete Barriers, Movable Concrete Barriers, Ballast Filled Barriers, Shadow Vehicles, and Vehicle Arresting … [Read more...] about Work Zone Positive Protection Toolbox
Criteria for Restoration of Longitudinal Barriers
Longitudinal barriers, such as guardrails, are installed along a roadway or in the roadway median to prevent an errant vehicle from traversing a steep slope, impacting a more dangerous roadside … [Read more...] about Criteria for Restoration of Longitudinal Barriers
BarrierGate®
W-Beam Guardrail Repair and Maintenance
This document was prepared under the Rural Transportation Assistance Program Project 70 by the Technology Transfer Center, Iowa State University, Ames, Iowa, and disseminated under the sponsorship of … [Read more...] about W-Beam Guardrail Repair and Maintenance
Triton Barrier
The Triton Barrier(R) is a steel-reinforced, water-filled portable barrier made of polyethylene plastic. This crashworthy work zone barrier shields crews and prevents vehicle penetration into the work … [Read more...] about Triton Barrier