Technical Understanding

Best Practice

Traffic Signal LED Module Specification Workshop and Informational Report for Snow Conditions

The primary objective of this research was to identify significant environmental (i.e., weather) variables that may contribute to snow and ice buildup on LED traffic signal lenses. If a subset of variables can be identified that may predict the potential occurrence of snow and/or ice buildup on L

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Research

Critical Incident Management and Clearance Practices for Rail Transit

TRB’s Transit Cooperative Research Program (TCRP) Synthesis 114: Critical Incident Management and Clearance Practices for Rail Transit summarizes the current state of the practice regarding incident response and identifies strategies for post-incident evaluations.

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Research

Freeway Operations; Regional Systems Management and Operations; Managed Lanes 2014

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2470 consists of 18 papers that explore a comprehensive framework for planning and assessment of traffic incident management programs; evaluation of hero-coordinated ramp metering installation; online scalable

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Presentation

NOCoE/AASHTO NPMRDS Webinar Series Part 1: Introduction to the NPMRDS

Developing Your Performance Measurement and Transportation Planning Programs?  We're Here to Help!

Designed for managers, directors, and executives, this webinar highlights the data available to state DOTs, how the National Performance Management Research Dataset (NPMRDS) can be us

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