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Research

20-Year Vision and Strategic Plan for the Manual on Uniform Traffic Control Devices

The objective of this task was to develop a long-range vision (25-30 years from now) of what the MUTCD should be and develop a strategic plan or roadmap for how the MUTCD should be revised to be consistent with the vision. The MUTCD was first published in 1935. In 1970, the Federal Highway Admin
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Research

2011 Congested Corridors Report

This inaugural report uses 2010 INRIX traffic data to analyze 328 specific (directional) freeway corridors in the U.S. for congestion conditions and reliability. Detailed hour-by-hour data revealed when and how congestion occurs, and allowed the authors to suggest how much extra “buffer” time is

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Research

2011 Urban Mobility Report

The 2011 Urban Mobility Report is a document prepared by the Texas Transportation Institute studying congestion, both currently and historically, in the United States. Data provided by INRIX, a software firm that studies historical and real-time travel time, coupled with traffic volume data from

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Research

2012 Urban Mobility Report

The 2012 Urban Mobility Report builds on previous Urban Mobility Reports with an improved methodology and expanded coverage of the nation’s urban congestion problem and solutions. The links below provide information on long-term congestion trends, the most recent congestion comparisons and a desc

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Tips & Trends

2023 TSMO Trends Survey

The 2023 TSMO Trends Survey provides information in 3 parts:

Part 1: Attract, develop, sustain, and expand the TSMO workforce

Part 2: Accelerate deployment of current and emerging TSMO practices (technology and strategies)

Part 3: Mainstream TSMO as a core function o

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Informational Product

A Framework for Collaborative Decision Making on Additions to Highway Capacity

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Projet C01 has released a prepublication, non-edited version of a report titled A Framework for Collaborative Decision Making on Additions to Highway Capacity that describes a framework—including for long-range planning, corri

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Research

A Framework for Collecting Emergency Responder/Roadside Worker Struck-by/Near-Miss Data

The objective of this task is to identify data inputs and assess and recommend data collection protocols as a first step in developing the struck-by/near-miss database for roadside workers and emergency responders
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Research

A Framework for Collecting Emergency Responder/Roadside Worker Struck-by/Near-Miss Data

Identifies data inputs and assesses and recommends data collection protocols as a first step in developing the struck-by/near-miss database for roadside workers and emergency responders.
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