TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C16-RR-1: Effect of Smart Growth Policies on Travel Demand explores the underlying relationships among households, firms, and travel demand.  The report also describes a regional scenario planning tool that can be used to evaluate the impacts of various smart growth policies. SHRP 2 Capacity Project C16 has also rele...

TRB’s second Strategic Highway Research Program (SHRP 2) S2-C06-RW-1: An Ecological Approach to Integrating Conservation and Highway Planning, Volume 1 summarizes the research approach and major findings of a project designed to help transportation and environmental professionals apply ecological principles early in the planning and programming process of highway capacity improvements to inform la...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the result of a test of Steps 2-6 of the Integrated Ecological Framework (IEF) within the western portion of the Colorado Department of Transportation Region 1. The IEF was developed in SHRP 2 Projects C06A (Integration of Conservation, Highway Planning, and Environmental Permitting Using an Outcome-Based...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C19-RR-1: Expedited Planning and Environmental Review of Highway Projects identifies strategies that have been successfully used to expedite the planning and environmental review of transportation and some nontransportation projects within the context of existing laws and regulations. The report also identifies 16 common constraint...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project C40B has released a report that explores the application of a geospatial tool to support integrated ecological planning at regional and local levels. The C40B project also produced two other reports, one report  related to ecological planning for the California US-101 highway and an additional  proof of c...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C05-RW-1: Understanding the Contributions of Operations, Technology, and Design to Meeting Highway Capacity Needs explores methodologies designed to help effectively determine the capacity gain that might be expected from candidate operational improvements relative to the capacity gain that would be provided by constructing additio...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C12-RR-1: Effect of Public-Private Partnerships and Nontraditional Procurement Processes on Highway Planning, Environmental Review, and Collaborative Decision Making explores the different points in the overall project development process when public-private partnership involvement can be introduced. The report also explores other ...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C04-RW-1: Improving Our Understanding of How Highway Congestion and Pricing Affect Travel Demand includes mathematical descriptions of the full range of highway user behavioral responses to congestion, travel time reliability, and pricing. The descriptions included in the report were achieved by mining existing data sets. The repor...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the result of a pilot test of the Integrated Ecological Framework (IEF) on the corridor planning study for Highway 37 in the San Francisco Bay Area. The IEF was developed in SHRP 2 Projects C06A (Integration of Conservation, Highway Planning, and Environmental Permitting Using an Outcome-Based Ecosystem A...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project C40B has released a report that demonstrates the transferability of previously-developed methods to assess biological and ecological impacts from transportation projects. The report also documents the development of a national impact scoping tool. The C40B project also produced  Regulatory Acceptability of Remotely Sens...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project C16 has released the SmartGAP User’s Guide. SmartGAP is a scenario planning software tool that synthesizes households and firms in a region and determines their travel demand characteristics based on their built environment and transportation policies. SHRP 2 Capacity Project C16 has also released a report titled  Effec...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C08-RR-1: Linking Community Visioning and Highway Capacity Planning explores community visioning efforts, identifies steps and activities that might be considered when engaging in visioning, and highlights the links between vision outcomes and transportation planning and project development processes. The report also presents a mod...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C03-RR-1: Interactions Between Transportation Capacity, Economic Systems, and Land Use provides information on the development of a large database of case studies and a web-based T-PICS (Transportation Project Impact Case Studies) tool that allow for more rapid assessment of the long-term economic impacts of highway capacity projec...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C10A-RW-1: Dynamic, Integrated Model System: Jacksonville-Area Application explores development of a dynamic integrated travel demand model with advanced policy analysis capabilities. The report describes the implementation of the model system in Burlington, Vermont, and in Jacksonville, Florida; the calibration and validation of t...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C10B-RW-1: Dynamic, Integrated Model System: Sacramento-Area Application, Volume 1: Summary Report explores an integration of a disaggregate activity-based model with a traffic-simulation model to create a new, completely disaggregate model. The new model simulates individuals’ activity patterns and travel and their vehic...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C09-RR-1: Incorporating Greenhouse Gas Emissions into the Collaborative Decision-Making Process identifies where and how greenhouse gas (GHG) emissions and energy consumption fit into a conceptual decision-making framework, including key decision points. The report presents background information on the role of GHG emissi...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the results of a pilot test of the Transportation for Communities—Advancing Projects through Partnerships (TCAPP) collaborative decision-making tool as part of the development of the Pikes Peak Area Council of Governments long-range transportation plan. TCAPP is now known as PlanWorks. TCAPP is designed t...

TRB’s second Strategic Highway Research Program (SHRP 2) S2-C09-RW-2: Practitioners Guide to Incorporating Greenhouse Gas Emissions into the Collaborative Decision-Making Process presents information on how greenhouse gas (GHG) emissions can be incorporated into transportation planning when using different types of collaborative decision-making approaches. Four decision contexts—long-range pl...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the result of a pilot test of the the Integrated Ecological Framework (IEF) as part of the planning process related to the Coalfields Expressway and King Coal Highway, two highways currently planned and under construction in southern West Virginia. The IEF was developed in SHRP 2 Projects C06A (Integratio...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project C37 has released the final report: Rebranding TCAPP to PlanWorks. TCAPP, which stands for Transportation for Communities—Advancing Projects through Partnerships, is a web portal designed to support collaborative decision making in the transportation planning and project development process. In late 2012, with the resear...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project S2-C15-RW-2: Integrating Freight Considerations into the Highway Capacity Planning Process: Practitioner’s Guide provides examples of how state departments of transportation and metropolitan planning organizations might improve the quality of their interactions with the freight community. The guide synthesizes best practices...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C10B-RW-2: Dynamic, Integrated Model System: Sacramento-Area Application, Volume 2: Network Report describes the theoretical background and methodology for the integration of DynusT, a mesoscopic dynamic traffic assignment model, and FAST-TrIPs, a public transit passenger assignment and simulation model. The SHRP 2 Capacity Project...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C46-RR-1: Activity-Based Travel Demand Models: A Primer explores ways to inform policymakers’ decisions about developing and using activity-based travel demand models to better understand how people plan and schedule their daily travel. The document is composed of two parts. The first part provides an overview of activity-base...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C41-RW-1: TCAPP and Integrated Ecological Framework Pilot Projects: Synthesis of Lessons Learned presents an overview of pilot studies of the Transportation for Communities—Advancing Projects through Partnerships (TCAPP) and the Integrated Ecological Framework (IEF). The report highlights and synthesizes key findings of the re...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C39-A2 titled Pilot Testing of the TCAPP Decision Guide and Related Capacity Products: Charlottesville-Albemarle Metropolitan Planning Organization, Virginia documents the Charlottesville-Albemarle Metropolitan Planning Organization’s implementation and assessment of the Long Range Planning portion of the Transportation for Communi...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project C33A has released a report titled An Examination of 14 Projects to Validate the Results of SHRP 2’s Transportation Project Impact Case Studies (T-PICS) that evaluates the results of T-PICS. T-PICS is a web-based, preliminary planning tool for planners, policy makers, and others interested in gauging the economic impact of ty...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C22-RW-1 titled Executive Decision Making for Transportation Capacity: The Multiagency Context identifies principles, strategies, messages, and media approaches related to the potential benefits of the Transportation for Communities—Advancing Projects through Partnership (TCAPP) that will likely resonate with leaders of transportat...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the results of a pilot test of the Transportation for Communities—Advancing Projects through Partnerships (TCAPP) collaborative decision-making tool as part of the Washington State Department of Transportation’s (WSDOT) I-5/SR 509 Corridor Completion and Freight Improvement Project. TCAPP is now known as ...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project C40B has released a report that tested the integrated, geospatial ecological screening tool, Eco-Plan, which was developed for early effective transportation planning. This report also tested six other tools designed by the Federal highway Administration (FHWA), the Environmental Protection Agency (EPA), and the U.S. Fish an...

TRB’s second Strategic Highway Research Program (SHRP 2) S2-C40A-RW-1: Integration of National-Level Geospatial Ecological Tools and Data documents the development of an integrated, geospatial ecological screening tool for early transportation planning to help inform the environmental review process. EcoPlan is a tool based on ArcGIS online for environmental screening early in the transportation p...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the result of a pilot test of the first three steps of the nine-step Integrated Ecological Framework (IEF) in the Rogue Valley, Jackson County, Oregon. The first three steps of the process result in a regional ecosystem framework (REF), which was defined as an overlay of regional environmental, ecological...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project Report S2-C39-A3: Pilot Testing of the TCAPP Decision Guide and Related Capacity Products: Oregon Metro Greenhouse Gas Planning documents how several metropolitan planning organizations in the state of Oregon tested the usefulness of the Transportation for Communities – Advancing Projects through Partnership (TCAPP) too...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C15-RW-1: Integrating Freight Considerations into Collaborative Decision Making for Additions to Highway Capacity summarizes the process and outcomes of a practitioner's guide that explores ways for transportation agencies to collaborate with private-sector freight stakeholders in planning and developing future highway capacity.

TRB’s second Strategic Highway Research Program (SHRP 2) S2-C06-RW-4: Manager’s Guide to the Integrated Ecological Framework is designed to provide a basic understanding of the Integrated Ecological Framework (IEF), a nine-step process for integrating ecological and transportation planning. It presents information about the relevant stakeholders and types of expertise needed to help ensure po...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C39-A1 titled Pilot Testing of the TCAPP Decision Guide and Related Capacity Products: Hoopstick Creek, South Carolina evaluates and proposes enhancements to the Transportation for Communities—Advancing Projects through Partnerships (TCAPP) collaborative planning tool. TCAPP is now known as PlanWorks. The report explores the tool’s...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C20-RR-1: Freight Demand Modeling and Data Improvement documents the state of the practice for freight demand modeling. The report also explores the fundamental changes in freight modeling, and data and data collection that could help public and private sector decision-makers make better and more informed decisions. SHRP 2 Cap...

TRB’s second Strategic Highway Research Program (SHRP 2) S2-C11-RW-1: Development of Tools for Assessing Wider Economic Benefits of Transportation describes spreadsheet-based tools designed to help calculate a transportation project's impact on travel time reliability, market access, and intermodal connectivity. The report includes an accounting system designed to incorporate the three metric...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C10A-RW-2: Transferability of Activity-Based Model Parameters explores the development of regional activity-based modeling systems for these cities. The report also examines the concept of transferability of parameters as a means to save metropolitan planning organizations from the need to invest in data collection and model e...

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 under the SHRP 2 Capacity research program. The report examines five broad areas...

TRB’s second Strategic Highway Research Program (SHRP 2) Capacity Project C39A4 has released a report titled Pilot Testing of the TCAPP Decision Guide and Related Capacity Products: Southeast Portland, Oregon, that tests the effectiveness of applying the beta version of Transportation for Communities—Advancing Projects through Partnerships tool in regional collaborative decision making through its...

TRB’s second Strategic Highway Research Program (SHRP 2) Report: Innovations in Freight Demand Modeling and Data Improvement provides detail to the events of "The TRB Second Symposium on Innovations in Freight Demand Modeling and Data," which took place October 21-22, 2013. The symposium explored the progress of innovative freight modeling approaches as recommended by the Freight Demand Modeling a...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the results of a pilot test of the Transportation for Communities—Advancing Projects through Partnerships (TCAPP) collaborative decision-making tool as part of the Complete Streets plan in the city of Grand Rapids, Minnesota. TCAPP is now known as PlanWorks. TCAPP is designed to provide agencies and pract...

TRB’s second Strategic Highway Research Program 2 (SHRP 2) Report S2-C06-RW-2: An Ecological Approach to Integrating Conservation and Highway Planning, Volume 2 is designed to help transportation and environmental professionals apply ecological principles early in the planning and programming process of highway capacity improvements to inform later environmental reviews and permitting. Ecological ...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C20-RW-2: Freight Demand Modeling and Data Improvement Strategic Plan outlines seven strategic objectives that are designed to serve as the basis for future innovation in freight travel demand forecasting and data, and to guide both near- and long-term implementation. This report is only available in PDF format. SHRP 2 Capacit...

TRB’s second Strategic Highway Research Program (SHRP 2) has released a report that describes the results of a pilot test of the Transportation for Communities—Advancing Projects through Partnerships (TCAPP) collaborative decision-making tool as part of the development of a new process for updating how projects are evaluated and prioritized in Puget Sound’s long-range plan. TCAPP is now know as Pl...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C01-RR-1: Framework for Collaborative Decision Making on Additions to Highway Capacity describes a framework—including for long-range planning, corridor planning, project programming, environmental review, and environmental permitting—that supports collaborative business practices for reaching decisions on adding highway capacity w...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-C06-RW-3: Practitioner’s Guide to the Integrated Ecological Framework explores ways to apply ecological principles early in the planning and programming process of highway capacity improvements to inform environmental reviews and permitting.  The guide is part three of a four-volume set. Other volumes in the set incl...