A central role of a state Department of Transportation (DOT) fleet manager is to maintain a clear understanding of the fleet’s costs. This helps in tracking activities over time, comparing costs with other fleets, communicating with stakeholders, and effectively managing fleet assets. The TRB National Cooperative Highway Research Program's pre-publication draft of NCHRP Research Report 944: Guide to Calculating Ownership and Operating Costs of Department of Transportation Vehicles and Equipment: An Accou...

Sustainability is often an element that informs decisions made during the planning, programming, and design phases of highway construction projects. However, the construction phase of a highway project is also an opportunity to advance sustainability. The TRB National Cooperative Highway Research Program's NCHRP Research Report 916: Sustainable Highway Construction Guidebook provides clear and practical information on what constitutes sustainability in the context of highway construction and how to evalu...

The use of alternative contracting methods (ACMs) has accelerated the delivery of highway design and construction projects. These changes came about through efforts of the Federal Highway Administration (FHWA) and state agencies over the last 30 years. This pre-publication draft of the TRB National Cooperative Highway Research Program's NCHRP Research Report 939: Guidebooks for Post-Award Contract Administration for Highway Projects Delivered Using Alternative Contracting Methods, Volume 3: Research Over...

The transportation industry has a need for contract administration guidance. This pre-publication draft of the TRB National Cooperative Highway Research Program's NCHRP Research Report 939: Guidebooks for Post-Award Contract Administration for Highway Projects Delivered Using Alternative Contracting Methods, Volume 2: Construction Manager–General Contractor Delivery provides a practitioner’s guide for construction administration on CM-GC projects. Vol. 1, on  design-build delivery , and Vol. 3, a re...

The charismatic and familiar monarch butterfly serves as a flagship species for pollinator conservation, and gives rights-of-way entities opportunities to engage a diverse array of stakeholders who are invested in not only restoring monarch numbers to sustainable levels, but also mitigating many other environmental and economic issues. This pre-publication draft of the TRB National Cooperative Highway Research Program's NCHRP Research Report 942 Pre-Pub: Evaluating the Suitability of Roadway Corridors fo...

The transportation industry has a need for contract administration guidance. This pre-publication draft of the TRB National Cooperative Highway Research Program's NCHRP Research Report 939: Guidebooks for Post-Award Contract Administration for Highway Projects Delivered Using Alternative Contracting Methods, Volume 1: Design–Build Delivery provides a practitioner’s guide for construction administration on Design – Build (D-B) projects. Whether an agency is using the D-B contracting method for the first t...

Transportation agencies face a complex set of challenges as they make cross-asset resource allocation decisions. Such decisions entail deciding how much to invest in an agency’s roads, bridges, intelligent transportation systems (ITS), and other traffic and safety assets to achieve a variety of competing objectives, such as improving pavement and bridge conditions, increasing mobility, and enhancing safety. The TRB National Cooperative Highway Research Program's NCHRP Research Report 921: Case Studies in...

Transportation agencies across the United States are afflicted with aging infrastructure, unstable funding, changing performance expectations, and programs that need updating to meet future demand effectively and efficiently. Yet, these agencies are charged with ensuring ongoing alignment between the life cycle cost, capacity, extent, condition, and function of a piece of infrastructure or a program and its intended current and future use. The TRB National Cooperative Highway Research Program's NCHRP Res...

States and localities are beginning to recognize and act on the connection between health and transportation. A growing number of entities have produced a number of resources, guidance documents, and strategic plans on the topic. The TRB National Cooperative Highway Research Program's  NCHRP Research Report 932: A Research Roadmap for Transportation and Public Health builds upon this body of work to provide a plan for funding research over the next decade that can lead to greater consideration of he...

Providing light beyond the limits of the roadway travel lanes benefits drivers’ visual performance, spectral content of light-emitting diode (LED) sources should be a design consideration, and there are not currently any health impacts from properly designed roadway lighting are among the findings of this survey report. The TRB National Cooperative Highway Research Program's pre-publication draft of NCHRP Research Report 940: Solid-State Roadway Lighting Design Guide: Volume 2: Research Overview determin...