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TRB Transportation Research E-Newsletter

The Transportation Research E-Newsletter is a free weekly electronic service designed to keep individuals up-to-date on TRB activities and to highlight selected transportation research related activities taking place at the federal and state levels, and within the academic and international transportation communities.  More than 40,000 people from around the world receive the E-Newsletter.

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TRB Transportation Research E-Newsletter*
February 21, 2012

* Please note that the appearance of the newsletter on TRB's website is different than that distributed to a subscriber's e-mail system; however, the content is the same. Subscribing to the TRB E-Newsletter is free.  The opinions expressed in reports highlighted in TRB's Transportation Research E-Newsletter are those of the authors and do not necessarily reflect the views of the Transportation Research Board.

TRB News

Annual Meeting Online Portal: Full 2012 TRB 91st Annual Meeting Content Now AvailableAnnual Meeting Online Portal: Full 2012 TRB 91st Annual Meeting Content Now Available
February 19, 2012
The slides and posters of the more than 3,500 program presentations, and videos of some 40 high-profile sessions at the 2012 TRB 91st Annual Meeting are now available through the TRB Annual Meeting Online (AMOnline) portal. This content is in addition to the 4,500 plus papers from the 91st and 90th Annual Meeting, which were already accessible on the portal. In one search, the AMOnline portal allows users to quickly find all available papers, visual aids, and recordings by session, presentation, author, subject area, and more.

Video Demonstrations of Three SHRP 2 Products Now Available
February 15, 2012
TRB’s second Strategic Highway Research Program (SHRP 2) has posted three new videos to its website. The videos demonstrate products developed by SHRP 2’s Geotechnical Solutions for Transportation Infrastructure, Transportation Project Impact Case Studies (T-PICS), and My Road Trip Advisor projects.

The Science of Science Communication
February 18, 2012
The National Academy of Sciences is sponsoring a colloquium on The Science of Science Communication on May 21-22, 2012, in Washington, D.C. The colloquium will focus on the communication dynamics surrounding issues in science, engineering, technology, and medicine.

Applying Whole Effluent Toxicity Testing to Airport Deicing Runoff
February 15, 2012
TRB’s Airport Cooperative Research Program (ACRP) has issued a request for proposals to provide guidance on the use of whole effluent toxicity testing at airports for stormwater deicing discharges. Proposals are due April 3, 2012.

Recently Released TRB Publications

Urban and Traffic Data Systems: 2011Urban and Traffic Data Systems: 2011
February 17, 2012
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2256 consists of 22 papers that explore network stratification method by travel time variation, license plate image binarization, centrality characteristics of road network patterns, commuting mode share, optimal paths in a public transit network, estimating route choice and travel time reliability, travel time prediction, detecting travel time outliers, pulse-breakup errors from freeway loop detectors, traffic information and management, and counting motorcycles and estimating motorcycle vehicle miles of travel.

Energy and Global Climate Change 2011Energy and Global Climate Change 2011
February 16, 2012
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2252 contains 19 papers that explore economic and environmental optimization of vehicle fleets, driver response to energy information feedback, California's low-carbon fuel standard, feebates and fuel economy standards, energy use for transport in 27 European Union countries through 2030, and a comparison of diesel and hybrid models in the United States in 2010.

Attracting, Recruiting, and Retaining Skilled Staff for Transportation System Operations and ManagementAttracting, Recruiting, and Retaining Skilled Staff for Transportation System Operations and Management
February 20, 2012
TRB’s National Cooperative Highway Research Program (NCHRP) Report 693: Attracting, Recruiting, and Retaining Skilled Staff for Transportation System Operations and Management provides guidance designed to help transportation agencies recruit and retain qualified professional staff in the systems operation and management (SOM) area.

Appendices to NCHRP Report 693Appendices to NCHRP Report 693
February 20, 2012
TRB’s National Cooperative Highway Research Program (NCHRP) Web-Only Document 182: Appendices to NCHRP Report 693 includes a set of tables showing systems operations and management job categories, number of positions, and educational requirements for all 50 states.

Guide for Managing NEPA-Related and Other Risks in Project DeliveryGuide for Managing NEPA-Related and Other Risks in Project Delivery
February 19, 2012
TRB’s National Cooperative Highway Research Program (NCHRP) Web-Only Document 183: Guide for Managing NEPA-Related and Other Risks in Project Delivery is a guide on the use of risk management as a means to help support the early identification of key issues during the National Environmental Policy Act (NEPA) process; the effective application of management action and other resources to avoid or mitigate schedule delays, cost escalation, and quality problems; and sound decision making in project planning, programming, and development.

An Acoustic Emission-Based Test to Determine Asphalt Binder and Mixture Embrittlement TemperatureAn Acoustic Emission-Based Test to Determine Asphalt Binder and Mixture Embrittlement Temperature
February 18, 2012
TRB’s National Cooperative Highway Research Program (NCHRP) Innovations Deserving Exploratory Analysis (IDEA) Final Report for NCHRP-IDEA Project 144: An Acoustic Emission-Based Test to Determine Asphalt Binder and Mixture Embrittlement Temperature describes an acoustic emission-based test method for characterizing the embrittlement temperature of asphalt binders and mixtures.

AASHTO T 209: Effect of Agitation Equipment Type on Theoretical Maximum Specific Gravity ValuesAASHTO T 209: Effect of Agitation Equipment Type on Theoretical Maximum Specific Gravity Values
February 17, 2012
TRB’s National Cooperative Highway Research Program (NCHRP) Research Results Digest 369: AASHTO T 209: Effect of Agitation Equipment Type on Theoretical Maximum Specific Gravity Values evaluates the effect of using various devices and methods on measured values of theoretical maximum specific gravity (Gmm) used to determine the air void content and the in-place density of hot-mix asphalt (HMA) as described by the American Association of State Highway and Transportation Officials (AASHTO) T 209, Theoretical Maximum Specific Gravity and Density of Bituminous Paving Mixtures.

Competition Requirements of the Design/Build, Construction Manager at Risk, and Public-Private Partnership Contracts—Seven Case StudiesCompetition Requirements of the Design/Build, Construction Manager at Risk, and Public-Private Partnership Contracts—Seven Case Studies
February 16, 2012
TRB’s Transit Cooperative Research Program (TCRP) Legal Research Digest 39: Competition Requirements of the Design/Build, Construction Manager at Risk, and Public-Private Partnership Contracts—Seven Case Studies explores the use of various project delivery methods, including design-build, construction management at risk, and a number of options considered public-private partnerships, through the examination of seven separate construction projects in various parts of the United States.

Traffic Flow Theory and Characteristics 2011Traffic Flow Theory and Characteristics 2011
February 15, 2012
TRB Transportation Research Record: Journal of the Transportation Research Board, No. 2260 consists of 17 papers that explore travel time variations on urban links, macroscopic fundamental diagrams for freeway networks, traffic flow forecasting and spatial data aggregation, velocity-based first-order continuum traffic model, general newell model and related second-order expressions, and fundamental diagram of traffic flow. .

Determination of Longitudinal Stress in RailsDetermination of Longitudinal Stress in Rails
February 21, 2012
TRB’s Safety Innovations Deserving Exploratory Analysis (IDEA) Final Report for Safety IDEA Project 15: Determination of Longitudinal Stress in Rails explores longitudinal stress in rails using the polarization of Rayleigh surface waves as a means to reduce buckling and fracture.

Federal Research News

Quality Base Material Produced Using Full Depth Reclamation on Existing Asphalt Pavement Structure
February 17, 2012
The Federal Highway Administration has released a report that evaluates laboratory tests that can be used in a mix design for full depth reclamation.

In the Spirit of Stewardship: A Report on Federal Historic Property ManagementIn the Spirit of Stewardship: A Report on Federal Historic Property Management
February 17, 2012
The Advisory Council on Historic Preservation has released a report that addresses the state of the federal government’s historic properties and their contribution to local economic development.

Review of Coast Guard Use and Management of Interagency Operation Centers Review of Coast Guard Use and Management of Interagency Operation Centers
February 17, 2012
The U.S. Government Accountability Office has released a report that examines the extent to which the U.S. Coast Guard has implemented Interagency Operations Centers.

Pedestrian Forum - Winter 2012Pedestrian Forum - Winter 2012
February 15, 2012
The latest edition of the Federal Highway Administration's (FHWA's) Pedestrian Forum Newsletter is now available. The newsletter highlights recent pedestrian safety activities related to engineering, enforcement, education, and emergency services that will help save lives.

Innovator: January/February 2012Innovator: January/February 2012
February 15, 2012
The U.S. Federal Highway Administration has released the latest issue of its Innovator newsletter, which is designed to help advance widespread implementation of innovations and technologies in the highway community and help chronicle a nationwide movement to improve the way highways are built.
 

State Research News

Reducing Vehicle Miles traveled Through Smart Land-Use Design
February 17, 2012
The New York State Department of Transportation has released a report that is designed to assist planning and transportation organizations across New York State identify the most appropriate methods to evaluate the likely impacts of smart growth strategies.

Application of Seal Coat Asphalt Emulsion (Or Fog Coating) Over Existing Chip Seal for Improved Chip Retention
February 17, 2012
The Montana Department of Transportation has released a report that determines the effectiveness and durability of applying a fog seal (SS1 asphalt emulsion) post chip seal with two varying rates of SS1 application in an effort to minimize chip loss.

Expansion Joint Noise Reduction on the New Tacoma Narrows Bridge
February 17, 2012
The Washington State Department of Transportation has released a report that highlights the collaborative process, methodology, results, and lessons learned from a project that reduced expansion joint noise on the Tacoma Narrows Bridge.

Bridge Vehicle Impact Assessment
February 17, 2012
The New York State Department of Transportation has released a report that explores bridge impacts; effective measures for reducing future bridge hits; and provides long term, feasible, and economical suggestions to reduce bridge hits.

Evaluation of Cement and Fly Ash Treated Recycled Asphalt Pavement and Aggregates for Base Construction
February 15, 2012
The Louisiana Department of Transportation and Development has released a report that explores the feasibility of using cement and fly ash-treated recycled asphalt pavement and other aggregates as a structural layer for both Portland cement concrete and hot-mix asphalt pavement systems.

Tracking Costs of Alternatively Fueled Buses in Florida
February 15, 2012
The Florida Department of Transportation has released a report that establishes a recording and reporting mechanism for collecting field data on the performance and costs of alternatively fueled public transit vehicles operating in Florida.

University Research News

A Prototype Decision Support System for Optimally Routing Border Crossing Traffic Based on Predicted Border Crossing Times
February 17, 2012
The Region 2 University Transportation Research Center (UTRC) has released a report that explores a forecasting method for the on-line, short-term prediction of hourly traffic volumes at the Niagara Frontier border crossings, and to develop queueing models which would use the predicted traffic volume to estimate the future border delay.

Geosynthetic Reinforced Soil for Low-Volume Bridge Abutments
February 17, 2012
The National Concrete Pavement Technology Center at Iowa State University has released a report that presents a review of literature on geosynthetic reinforced soil (GRS) bridge abutments, and test results and analysis from two field demonstration projects to evaluate the feasibility and cost effectiveness of the use of GRS bridge abutments on low-volume roads.

Optimizing Cementious Content in Concrete Mixtures for Required Performance
February 17, 2012
The National Concrete Pavement Technology Center at Iowa State University has released a report that investigates the effects of changing the cementitious content required at a given water-to-cement ratio on workability, strength, and durability of a concrete mixture.

Integration of Bicycling and Walking Facilities into the Infrastructure of Urban Communities
February 17, 2012
The Mineta Transportation Institute has released a report that examines practices and program characteristics associated with high levels of non-motorized travel, with an emphasis on bicyclists and pedestrians.

Eastern Seaboard Intermodal Transportation Applications Center E-Newsletter: December 2011
February 15, 2012

Hampton University’s Eastern Seaboard Intermodal Transportation Applications Center has released the latest issue of its e-newsletter, which highlights the activities of the center.  The mission of the center is to enhance regional intermodal transportation systems by improving safety and efficiency while minimizing environmental impacts.


University of Minnesota’s CTS Research E-News: February 2012
February 15, 2012
The latest issue of the University of Minnesota's Center for Transportation Studies (CTS) Research E-News is now available.  The newsletter is designed to highlight the center's latest research project milestones, published reports, and seminar coverage.

Western Transportation Institute Newsletter: February 2012
February 15, 2012
The Western Transportation Institute at Montana State University has released the latest issue of its monthly newsletter.

CUTRlines: Volume 22 Issue 1, 2012
February 15, 2012

The Center for Urban Transportation Research (CUTR) at the University of South Florida's College of Engineering has released the latest issue of its newsletter designed to inform the public and private sectors of its research, professional, and service activities.


International Research News

Assessing Fitness to Drive for Commercial and Private Vehicle Drivers
February 17, 2012
Austroads has released a report that contains medical standards to provide guidance to health professionals and driver licensing bodies on the health assessment of private and commercial drivers of heavy vehicles, light vehicles, and motorbikes.

Camera-Based Sleepiness Detection
February 17, 2012
VTI (the Swedish National Road and Transport Research Institute) has released a report that explores the development and evaluation of a low cost eye tracker unit to help determine sleepiness detection. The report is written in English.

New Zealand Bus Policy Model
February 17, 2012
The New Zealand Transport Agency has released a report that explores a methodology and computer spreadsheet-based model for application in assessing levels of demand, operational requirements, costs and financial performance for scheduled bus services in New Zealand.

National Travel Profiles Part B: Trips, Trends, and Travel Prediction
February 15, 2012
The New Zealand Transport Agency has released a report that examines changes in New Zealand travel behavior between 2003 and 2010 and explores whether travel behaviors differ by area type and region.
 

In the Know

A Greenhouse Gas Accounting Framework for Carbon Capture and Storage Projects
February 17, 2012
The Center for Climate and Energy Solutions has released a report designed to help facilitate the development of a common platform to account for greenhouse gas emissions reductions due to capturing and geologically storing carbon dioxide.
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