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Transportation : Environment
NCFRP Report 4: Representing Freight in Air Quality and Greenhouse Gas Models

TRB's National Freight Cooperative Research Program (NFCRP) Report 4: Representing Freight in Air Quality and Greenhouse Gas Models explores the current methods used to generate air emissions information from all freight transportation activities and their suitability for purposes such as ...

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NCHRP Report 661: A Guidebook for Corridor-Based Statewide Transportation Planning

TRB's National Cooperative Highway Research Program (NCHRP) Report 661: A Guidebook for Corridor-Based Statewide Transportation Planning explores a template for corridor planning designed to help states to better understand the implications of transportation decisions on mobility, communities, economic development, and ...

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TCRP Synthesis 84: Current Practices in Greenhouse Gas Emissions Savings from Transit

TRB's Transit Cooperative Research Program (TCRP) Synthesis 84: Current Practices in Greenhouse Gas Emissions Savings from Transit explores the role of transit agencies in reducing greenhouse gas (GHG) emissions and examines the current practice of a sample of transit agencies. ...

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ACRP Research Results Digest 9: Alternative Aircraft and Pavement Deicers and Anti-Icing Formulations with Improved Environmental Characteristics

TRB's Airport Cooperative Research Program (ACRP) Research Results Digest 9: Alternative Aircraft and Pavement Deicers and Anti-Icing Formulations with Improved Environmental Characteristics explores the aquatic toxicity and biological oxygen demand state of the art, components, and promising alternative formulations of ...

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ACRP Report 15: Aircraft Noise: A Toolkit for Managing Community Expectations

TRB's Airport Cooperative Research Program(ACRP) Report 15: Aircraft Noise: A Toolkit for Managing Community Expectations explores ways to improve communications with the public about issues related to aircraft noise exposure. The report examines practices that characterize an effective communications program ...

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NCHRP Synthesis 400: New Approaches to Ecological Surveys

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 400: New Approaches to Ecological Surveys explores ecological survey needs related to transportation activities and examines technologies, techniques, and innovative methods to fulfill those needs. ...

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NCHRP Report 641: Guidance for the Design and Application of Shoulder and Centerline Rumble Strips

TRB's National Cooperative Highway Research Program (NCHRP) Report 641: Guidance for the Design and Application of Shoulder and Centerline Rumble Strips explores the design and application of shoulder and centerline rumble strips as a crash reduction measure, while minimizing adverse ...

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NCHRP Report 635: Acoustic Beamforming: Mapping Sources of Truck Noise

TRB's National Cooperative Highway Research Program (NCHRP) Report 635: Acoustic Beamforming: Mapping Sources of Truck Noise explores the acoustic beamforming technique in an attempt to pinpoint and measure noise levels from heavy truck traffic. The beamforming technique uses an elliptical ...

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ACRP Synthesis 16: Compilation of Noise Programs in Areas Outside DNL 65

TRB's Airport Cooperative Research Program (ACRP) Synthesis 16: Compilation of Noise Programs in Areas Outside DNL 65 explores alternative actions currently used by airports to address noise outside the DNL (Day–Night Average Noise Level) 65 contour. ...

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SHRP 2 Report S2-C02-RR: Performance Measurement Framework for Highway Capacity Decision Making

TRB's second Strategic Highway Research Program (SHRP 2) Report S2-C02-RR: Performance Measurement Framework for Highway Capacity Decision Making explores a performance measurement framework that is designed to support the collaborative decision-making framework (CDMF) for additions to highway capacity being developed ...

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