339 Results
Collision Diagram Tool Evaluation Project
Christopher Monsere
The purpose of this report is to identify current practices and challenges with collision diagramming at ODOT’s Crash Analysis and Reporting (CAR) Unit, research available tools, and to recommend a collision diagramming tool for implementation. ...
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Understanding and Measuring Bicycling Behavior: A Focus on Travel Time and Route Choice
Jennifer Dill
With rates of obesity, heart disease, and related health problems increasing in the U.S., health professionals, planners, and policy makers are looking for ways to increase physical activity through changing urban form. While much of the focus is on ...
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Evaluation of the Oregon DMV At-Risk Driver Program, Phase 2
James Strathman
In June 2003 Oregon Driver and Motor Vehicle Services (DMV) implemented a new mandatory medical reporting requirement as required by ORS 807.710, in which some Oregon physicians and health care providers are mandated to report to DMV patients with ce ...
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Analysis of TriMet Bus Operator Absence Patterns
James Strathman
The rate of absenteeism averages about 3.5% across all occupations in the US labor force, while in the transit industry absenteeism among operators exceeds 10%. Prior research attributes the transit industry’s higher operator absenteeism to factor ...
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Assessment and Refinement of Real-Time Travel Time Algorithms for Use in Practice, Phase 2
Kristin Tufte
Soyoung Ahn
The Federal Highway Administration (FHWA) has put a high priority on the use of existing dynamic message signs (DMS) to provide travel time estimates to the public. The Oregon Department of Transportation (ODOT) has three DMS in the Portland metropol ...
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Evaluating the Effectiveness of the Safety Investment Program (SIP) Policies for Oregon
Christopher Monsere
Karen Dixon
The Oregon Department of Transportation (ODOT) Safety Investment Program (SIP) seeks to allocate safety funds in a manner that maximizes safety benefits on preservation projects and at specific high-crash locations. The SIP philosophy targets highway ...
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Evaluation of the Oregon DMV At-Risk Driver Program
James Strathman
In June 2003 Oregon Driver and Motor Vehicle Services (DMV) implemented a new mandatory medical reporting requirement as required by ORS 807.710, in which some Oregon physicians and health care providers are mandated to report to DMV patients with ce ...
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Factors for Improved Fish Passage Waterway Construction
David Sillars
Trevor Smith , Hamid Moradkhani
Project Description: Roughened chutes (simulating natural stream passages) are a cost effective means to provide fish passage at locations where existing culverts and bridges are structurally sound yet do not meet current fish passage rules and regul ...
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Assessment and Refinement of Real-Time Travel Time Algorithms for Use in Practice
Kristin Tufte
The Federal Highway Administration (FHWA) has set a high priority on the use of existing dynamic message signs (DMS) to provide travel time estimates to the public. The Oregon Department of Transportation (ODOT) currently has three DMS in the Portlan ...
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Identifying and Quantifying Rates of State Motor Fuel Tax Evasion
Anthony Rufolo
Revenues from motor fuel are used primarily to support the states' transportation systems. In this time of large state budgetary deficits, it is particularly important that all motor fuel tax funds are collected, remitted, and credited to the respect ...
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2007 Portland Metropolitan Region Transportation System Performance Report
Robert Bertini
Our transportation system is a key ingredient in the economy, quality of life and urban fabric of the Portland metropolitan area. It has been stated in the past that it is not possible to manage our transportation system tomorrow unless we understand ...
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Initiative for Bicycle and Pedestrian Innovation
Jennifer Dill
Karen Dixon , Marc Schlossberg
The Initiative for Bicycle and Pedestrian Innovation aims to advance the field of bicycle and pedestrian transportation through four primary mechanisms: (1) developing and pursuing a collaborative research agenda that more directly informs practice a ...
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