The Code of Federal Regulation (CFR) Title 23 Part 630 Subpart K - Temporary Traffic Control (630.1102–630.1110) rule states that positive protection shall be considered where work zone conditions … [Read more...] about Work Zone Positive Protection Guidelines for Idaho
Temporary Concrete Barriers
Pinned-Down Temporary Concrete Barrier With Transition Systems for Limited-Space Work Zone Applications
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 … [Read more...] about Pinned-Down Temporary Concrete Barrier With Transition Systems for Limited-Space Work Zone Applications
Benefit-Cost Analysis of Portable Concrete Barrier Use in Work Zones to Protect Against Intrusion Crashes
The objective of this study was to evaluate the benefits and costs associated with the use of portable concrete barrier (PCB) in work zones to protect workers and equipment against intrusion crashes. … [Read more...] about Benefit-Cost Analysis of Portable Concrete Barrier Use in Work Zones to Protect Against Intrusion Crashes
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
Work Zone Positive Protection Guidelines
The goal of this project was to develop implementation guidance that the Texas Department of Transportation (TxDOT) can use to make better decisions regarding when and where to use positive protection … [Read more...] about Work Zone Positive Protection Guidelines
Guidelines for the Use of Positive Protection in Work Zones
Positive protection devices that contain and/or redirect vehicles and meet crashworthiness evaluation criteria should prevent intrusion into the work area. These guidelines address the use of positive … [Read more...] about Guidelines for the Use of Positive Protection in Work Zones