|A Watershed Approach to Mitigating Stormwater Impacts
April 3, 2017
TRB's National Cooperative Highway Research Program (NCHRP) Research Report 840: A Watershed Approach to Mitigating Stormwater Impacts provides a practical decision-making framework that will enable state departments of transportation (DOTs) to identify and implement offsite cost-effective and environmentally beneficial water quality solutions for stormwater impacts when onsite treatment and/or...
|Interpreting the Results of Airport Water Monitoring
March 30, 2017
TRB's Airport Cooperative Research Program (ACRP) Research Report 166: Interpreting the Results of Airport Water Monitoring provides comprehensive guidance and a set of tools that operators of airports of varying sizes can use to understand, diagnose, and interpret airport water quality. This guidebook addresses water leaving the airport that does not go to an off-site treatment facility. Accom...
|Development of a NOx Chemistry Module for EDMS/AEDT to Predict NO2 Concentrations
March 3, 2017
TRB's Airport Cooperative Research Program (ACRP) Web-Only Document 30: Development of a NOx Chemistry Module for EDMS/AEDT to Predict NO2 Concentrations explores the methods available for predicting NO2 concentrations at airports. The research project includes a final report, preferred method for employing a module, and a computer model code for the preferred method.
|Mapping Heavy Vehicle Noise Source Heights for Highway Noise Analysis
March 2, 2017
TRB's National Cooperative Highway Research Program (NCHRP) Research Report 842: Mapping Heavy Vehicle Noise Source Heights for Highway Noise Analysis provides an analysis to determine height distributions and spectral content for heavy vehicle noise sources. The report also explores establishing and beginning the development of an extended heavy vehicle (truck and bus) noise source database fo...
|Appendices to NCHRP Research Report 842
March 2, 2017
TRB's National Cooperative Highway Research Program (NCHRP) Web-Only Document 225: Appendices to NCHRP Research Report 842 contains nine appendices to NCHRP Research Report 842 : Mapping Heavy Vehicle Noise Source Heights for Highway Noise Analysis. NCHRP Research Report 842 provides an analysis to determine height distributions and spectral content for heavy vehicle noise sources. The report a...
|TR News November-December 2016: Freight Transport in a Low-Carbon World (Feature Article)
February 3, 2017
A featured article in the November-December 2016 issue of the TR News highlights the challenges of freight transportation with regards to meeting new emissions standards. The TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-art research and practice in all modes of transportation. It also includes brief news items of interest to the transportation com...
|Environmental Analysis in Transportation Standing Committee E-Newsletter: Winter 2017
February 3, 2017
TRB’s Standing Committee on Environmental Analysis in Transportation has released the latest issues of its periodic newsletter. This issue includes highlights from the Annual Meeting and the committee's business meeting; information on webinars, summer workshop plans,and changes in committee leadership; a summary of the roles friends of a committee can play; and more. The opinions e...
|Committee on Ecology and Transportation Newsletter: January 2017
January 30, 2017
TRB’s Standing Committee on Ecology and Transportation has released the latest edition of its periodic newsletter. This newsletter highlights the committee activities during the TRB 96th Annual Meeting; monitoring wildlife crossing structures along highways in Changbai Mountain, China; pollination conservation at 60 miles per hour; and more. The online newsletter is published interm...
|Guidebook for Selecting Methods to Monitor Airport and Aircraft Deicing Materials
January 27, 2017
TRB’s Airport Cooperative Research Program (ACRP) has released the second edition of Research Report 72: Guidebook for Selecting Methods to Monitor Airport and Aircraft Deicing Materials. The report provides a step-by-step process for identifying, evaluating, and selecting methods to monitor stormwater that is subject to runoff containing deicing materials. The report addresses identifying the ...
|Clean Water Act Requirements for Airports
January 1, 2017
TRB's Airport Cooperative Research Program (ACRP) Research Report 169: Clean Water Act Requirements for Airports describes the environmental regulations and permitting programs to which airports may be subject in their management of stormwater and other types of water resources. It covers governing federal programs; stormwater discharges associated with industrial activities, construction activ...
|Transportation Resilience: Adaptation to Climate Change
December 21, 2016
Transportation Resilience: Adaptation to Climate Change and Extreme Weather Events summarizes a symposium held June 16–17, 2016 in Brussels, Belgium. Attendees of the 96th TRB Annual Meeting, January 8-12, 2017 in Washington, D.C. are invited to attend a special session summarizing this publication. The fourth annual symposium promotes common understanding, efficiencies, and trans-Atlanti...
|Impacts on Practice: Using Airfield LED Lighting to Save Energy and Costs
November 26, 2016
TRB's Airport Cooperative Research Program's latest Impacts on Practice: Using Airfield LED Lighting to Save Energy and Costs explores how New Hampshire’s Manchester-Boston Regional Airport (MHT) and King County International Airport (BFI) in Seattle, Washington used ACRP Synthesis 35: Issues with Use of Airfield LED Light Fixtures to guide the decision to replace ...
|Exhaust Emissions from In-Use General Aviation Aircraft
November 16, 2016
TRB's Airport Cooperative Research Program (ACRP) Research Report 164: Exhaust Emissions from In-Use General Aviation Aircraft provides emissions data to better understand and estimate general aviation (GA) aircraft emissions. Aircraft emissions data for smaller aircraft such as piston and small turbine-powered aircraft either do not exist or have not been independently verified. The emissions ...
|Tracking Alternative Jet Fuel
November 3, 2016
TRB’s Airport Cooperative Research Program (ACRP) Research Report 165: Tracking Alternative Jet Fuel provides guidance to airports on ways to track alternative jet fuels. As alternative jet fuels start to enter the supply chain, there may be a need to keep track of such fuel for technical, regulatory, and commercial reasons. In addition to the guidance, a greenhouse gas calculator and an altern...
|Optimizing the Use of Aircraft Deicing and Anti-Icing Fluids
October 30, 2016
TRB’s Airport Cooperative Research Program (ACRP) has updated Report 45: Optimizing the Use of Aircraft Deicing and Anti-Icing Fluids provides guidance on procedures and technologies designed to help reduce the use of aircraft deicing and anti-icing fluids (ADAF) while maintaining safe aircraft operations across the wide range of winter weather conditions found in the United States and Canada. ...
|Socioeconomics, Sustainability, Health, and Human Factors
October 17, 2016
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2598 consists of 14 papers that explore socioeconomic issues in the transportation sector, including: Firm Births, Access to Transit, and Agglomeration in Portland, Oregon, and Dallas, Texas Socioeconomic Discrepancies in Children’s Access to Physical Activity Facilities: Activity Space Analysis Behavioral E...
|TR News March-April 2016: Technology-Enabled Transportation Services
October 14, 2016
The full edition of TR News March-April 2016 has been released. This edition documents an array of sessions, workshops, events, interactions, exchanges, awards, and more at TRB's 2016 Annual Meeting in Washington, D.C. Feature articles present transportation-related findings from a series of policy studies by the National Academies of Sciences, Engineering, and Medicine on the global conne...
|Guidebook for Assessing Airport Lead Impacts
October 3, 2016
TRB's Airport Cooperative Research Program (ACRP) Research Report 162: Guidebook for Assessing Airport Lead Impacts explores two strategies that airport operators can potentially implement to minimize the impacts of lead emissions from piston-engine aircraft. The guidebook also provides a history of lead in aviation gasoline and EPA regulations. The strategies examine how the impact from lead e...
|Airport Sustainability Practices
September 14, 2016
TRB's Airport Cooperative Research Program (ACRP) Synthesis 77: Airport Sustainability Practices compiles information about airport sustainability practices and adds them to the Sustainable Aviation Guidance Alliance ( SAGA ) website. The SAGA website was developed to assist airport operators in developing sustainability programs and provide guidance to those who have new data to input. The web...
September 6, 2016
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2570 consists of 15 papers that explore air quality, including: Operations and Emissions Characteristics of Light-Duty Vehicles on Ramps Emissions Modeling with MOVES and EMFAC to Assess the Potential for a Transportation Project to Create Particulate Matter Hot Spots Evaluation of Light-Duty Gasoline Vehicl...
|Energy, Alternative Fuels, and Climate Change
September 2, 2016
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2572, includes 12 papers that explore information related to energy and the environment in the transportation sector, including: Data-Driven Reinforcement Learning–Based Real-Time Energy Management System for Plug-In Hybrid Electric Vehicles Informing the Strategic Rollout of Fast Electric Vehicle Charging N...
|Deriving Benefits from Alternative Aircraft-Taxi Systems
August 25, 2016
TRB's Airport Cooperative Research Program (ACRP) Report 158: Deriving Benefits from Alternative Aircraft-Taxi Systems explores approaches that may reduce fuel use, emissions, and costs while aircraft are on the ground. This report explores how alternative approaches to taxiing aircraft in movement areas have the potential to provide an overall net benefit for both the airport and aircraft oper...
|Pavement Management, Volume 1
August 23, 2016
TRB’s Transportation Research Record (TRR): Journal of the Transportation Research Board, No. 2589 Pavement Management, Vol. 1 consists of 18 papers that explore pavement management, including: Informing Roadway Sustainability Practices by Using Greenroads Certified Project Data Computational Technique for Detecting Errors in Network-Level Pavement Condition Data Influence of Pavement Con...
|Helicopter Noise Information for Airports and Communities
August 19, 2016
TRB's Airport Cooperative Research Program (ACRP) Synthesis 76: Helicopter Noise Information for Airports and Communities examines the results of a literature review and survey of ten airports to summarize the impact of outreach, helicopter noise management programs, technology, and abatement procedures in managing helicopter noise. The report is geared to assist both airports and communities w...
|Advanced Locomotive Exhaust Gas Simulator to Fine-Tune Energy Recovery and Conversion Systems
August 11, 2016
TRB's Transit Ideas Deserving Exploratory Analysis (IDEA) Program has released Project 81: Advanced Locomotive Exhaust Gas Simulator to Fine-Tune Energy Recovery and Conversion Systems explores the development of a Waste Heat Recovery Systems (WHRS) to recover and convert otherwise wasted thermal energy represented by locomotive exhaust gases and cooling fluids. WHRS optimized for non-invasive ...
|Application of Remote Real-Time Monitoring to Offshore Oil and Gas Operations
July 27, 2016
TRB Special Report 322: Application of Remote Real-Time Monitoring to Offshore Oil and Gas Operations provides advice to the Bureau of Safety and Environmental Enforcement (BSEE) of the U.S. Department of the Interior on the use of remote real-time monitoring (RRTM) to improve the safety and reduce the environmental risks of offshore oil and gas operations. The report also evaluates the role th...
|TR News January–February 2016, Disruptions and Transformations: Findings from the States
July 21, 2016
The full edition of the January–February 2016 TR News is now available. This edition features the annual overview of trends and developments in policy and practice at state departments of transportation and other agencies—particularly research needs, research in progress, and applied research—based on reports from the state partnership visits by TRB senior program officers in 2015. Other f...