349 Results

Transit Bus Fleet Management and Optimization Models Addressing New Engine Technologies and Emissions Constraints

Miguel Andres Figliozzi
Ashley Haire
Due to recent budget and fiscal constraints, it is ever more imperative for transit agencies to manage their fleets in an optimal way. Fleet data have consistently shown that bus operational and maintenance (O&M) per-mile costs increase as buses age. ... Read More

Refining GreenSTEP: Impacts of Vehicle Technologies and ITS/Operational Improvements on Travel Speed and Fuel Consumption Curves

Kelly Clifton
Alex Bigazzi
This report describes analysis undertaken to establish a method for incorporating traffic operations and ITS strategies into the GreenSTEP model. We first discuss operations impacts on fuel economy and delay from the literature. Then, an investigatio ... Read More

Expanding Development of the Oregon Traffic Safety Data Archive: Phase 3

Christopher Monsere
As early as 1924, the need for safety-knowledge was recognized. At a national conference on street and highway safety it was reported that safety data “are so vital to any comprehensive understanding and treatment of the safety problem that the ... Read More

Pedestrian and Bicycle Master Planning: Training for Practitioners

Lynn Weigand
The growing focus on context sensitive solutions and design in roadway planning, increased support for addressing public health objectives through transportation and land use planning, and concerns about oil dependence and global warming all point to ... Read More

Enhancing Bicycle and Pedestrian Education through Curriculum and Faculty Development

Lynn Weigand
This project was intended to provide relevant curriculum on bicycle and pedestrian transportation that can be used by planning and engineering faculty to integrate these topics into their course offerings. We developed a module-based curriculum for b ... Read More

Investigation of Extant Dynamic Traffic Assignment (DTA) Tools

John Gliebe
A case study was undertaken in order to evaluate the potential use of dynamic traffic assignment (DTA) tools by Oregon Department of Transportation (ODOT) and its partner agencies. The objectives of this study were to provide insight into the nature ... Read More

A comprehensive roadmap for the development of low/no emission vehicle infrastructure in the Portland Metro region

John MacArthur
Peter Murchie , George Beard
The shift from combustion engines to low- and no-emission electric vehicles is underway and gaining momentum. During the last year, Oregon has become an active player in the electric vehicle arena, with a number of promising relationships and activit ... Read More

Permanent Freight Data Collection Infrastructure and Archive System

Christopher Monsere
Kristin Tufte
Freight transportation makes up a substantial portion of the daily vehicle miles traveled (VMT) in the Portland metropolitan area and is vital for the region’s economic vitality. Further, truck movements on the Portland area freeway system are impa ... Read More

Safety Investigation Manual Training with OSU

Christopher Monsere
Christopher Monsere and Karen Dixon provided training at Oregon State University for the ODOT Safety Investigation Manual (TREC project 555). The objective of this manual is to provide a resource to assist ODOT traffic investigators with highway safe ... Read More

Integrated Multimodal Transportation, Air Quality, and Livability Corridor Study: Measuring, Understanding, and Modeling the Interactions

Miguel Andres Figliozzi
Christopher Monsere , Linda George , Ashley Haire
The Sydney Coordinated Adaptive Traffic System (SCATS) is used to mitigate traffic congestion along urban arterial corridors. Although there has been research on SCATS’ performance, this report combines three different areas of research about SCAT ... Read More

SW Broadway Cycle Track & SW Stark/Oak Street Buffered Bike Lanes

Christopher Monsere
Jennifer Dill
Two innovative bicycle facilities installed in late summer and early fall 2009 in downtown Portland by the City of Portland Bureau of Transportation (PBOT) were evaluated to understand how they are functioning on multiple levels. All of these facilit ... Read More

Strength & Fatigue of Glass Fiber Reinforced Composite Bridge Decks with Mechanical Deck to Stringer Connectors

Peter Dusicka
Final report available at: http://www.oregon.gov/odot/td/tp_res/docs/reports/2012/sr_500_490.pdf Replacement of the steel grating deck on the lift span of the Morrison Bridge in Portland, OR, will utilize glass fiber reinforced polymer (FRP) pane ... Read More
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