TRB - VibeWire Magazine

An Emergency Management Playbook for State Transportation Agencies

Guest authors
January 24, 2024
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State departments of transportation and other state transportation organizations have many challenges in establishing and maintaining emergency management programs and plans that are proactive, responsive, flexible, and coordinated with the other local…

A Practical Method to Determine Reclaimed Asphalt Pavement (RAP) Binder Availability

Guest authors
January 24, 2024
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Recycled binder availability (RBA) is the proportion of total recycled binder in a reclaimed asphalt pavement (RAP) source that is available to blend with virgin asphalt. Partial RBA is a consequence of agglomerations of adhered RAP particles. RAP bind…

A Smart IOT Proximity Alert System for Highway Work Zone Safety

Guest authors
January 24, 2024
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Safety in construction is paramount, yet the U.S construction sector remains one of the most hazardous work environments among industrial segments. Visibility-related issues, often involving construction equipment and pedestrian workers, cause approxim…

Development of Guidelines for Vehicle and Equipment Marking and Lighting

Guest authors
January 24, 2024
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Roadway operations equipment used by state departments of transportation (DOTs) and transportation agencies for activities such as construction, maintenance, and incident response generally deploys on all types of roadways, during daytime and nighttime…

Transit Exclusion Policies in Public Transportation Systems

Guest authors
January 24, 2024
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Many operators of passenger public transportation maintain an exclusion or trespass policy that effectively bans violators from using the system for a period of time in conjunction with, or in lieu of, other penalties related to the violation. Exc…

Evaluation of Change and Clearance Intervals Prior to the Flashing Yellow Arrow Permissive Left-Turn Indication

Guest authors
January 20, 2024
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When a separate lane is provided for left-turning vehicles, the interval during which drivers turn can be described as either protected or permissive. In a protected left-turn movement, the left-turning driver has the exclusive right-of-way and faces n…

Development of Installation Guidelines for Midwest Guardrail System in Combination with Roadside Curbs for MASH TL-3 Applications

Guest authors
January 20, 2024
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While curbs are useful for many functions, highway design policies typically discourage the use of 6-inch- to 8-inch-tall curbs on high-speed roadways due to their potential to cause drivers to lose control in a crash. NCHRP Research Report 1089: Devel…

IDEA Program Announcement 2024

Guest authors
January 13, 2024
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The TRB IDEA (Innovations Deserving Exploratory Analysis) Program’s IDEA Program Announcement 2023 describes the IDEA programs and how they are administered, provides instructions and documents for submitting proposals for funding, and list…

New IDEAS for Transit: Transit IDEA Program Annual Report

Guest authors
January 13, 2024
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TRB’s Innovations Deserving Exploratory Analysis (IDEA) program has issued its New IDEAS for Transit: Annual Report of the Transit IDEA Program , which summarizes recent investigations conducted under the Transit IDEA program. The Transit IDEA Pr…

New IDEAs for Highway Systems: Annual Report of the Highway IDEA Program

Guest authors
January 13, 2024
0

TRB’s Innovations Deserving Exploratory Analysis (IDEA) program has released the latest issue of its New IDEAs for Highway Systems: Annual Report of the Highway IDEA Program , which summarizes projects active or completed during the 2023 program …