TRB’s National Cooperative Highway Research Program (NCHRP) Report 797: Guidebook on Pedestrian and Bicycle Volume Data Collection describes methods and technologies for counting pedestrians and bicyclists, offers guidance on developing a non-motorized count program, gives suggestions on selecting appropriate counting methods and technologies, and provides examples of how organizations have use...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 796: Development and Calibration of AASHTO LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals provides specifications for structural supports of highway signs, luminaires, and traffic signals for consideration and inclusion in the American Association of State Highway and Transportatio...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 795: Design Methods for In-Stream Flow Control Structures presents design guidelines for in-stream flow control structures used to limit lateral migration and reduce bank erosion. Appendices A through E and Appendix G are available on the project webpage . 

TRB’s National Cooperative Highway Research Program (NCHRP) Report 794: Median Cross-Section Design for Rural Divided Highways provides guidelines for designing typical cross-sections for medians on new and existing rural freeways and divided highways. Download NCHRP Report 794: Appendices A-E .

TRB’s National Cooperative Highway Research Program (NCHRP) Report 793: Incorporating Transportation Security Awareness into Routine State DOT Operations and Training outlines techniques to integrate all-hazards security awareness concepts and reminders into routine state department of transportation (DOT) operations, maintenance, and training.

TRB’s National Cooperative Highway Research Program (NCHRP) Report 792: Long-Term Performance and Life-Cycle Costs of Stormwater Best Management Practices provides tools and guidance to help optimize the best management practices (BMP) portion of a transportation department’s stormwater program. The report is accompanied by a CD-ROM containing a BMP evaluation tool in a spreadsheet format as a ...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 791: Supplemental Guidance on the Application of FHWA’s Traffic Noise Model (TNM) provides state departments of transportation staff and other transportation professionals with technical guidance on using the FHWA TNM. FHWA has provided substantial guidance for the routine application of TNM, but scenarios exist for which there ...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 790: Factors Contributing to Median Encroachments and Cross-Median Crashes investigates the factors that contribute to median-related crashes and identifies design treatments and countermeasures that can be applied to improve median safety on divided highways.

TRB’s National Cooperative Highway Research Program (NCHRP) Report 789: Characterization of Cementitiously Stabilized Layers for Use in Pavement Design and Analysis presents performance-related procedures for characterizing cementitiously stabilized layers for incorporation into mechanistic–empirical pavement analysis methods. Appendices to the report are available online. 

TRB’s National Cooperative Highway Research Program (NCHRP) Report 788: Guide for Effective Tribal Crash Reporting presents guidance for state agencies and tribal leaders in effective crash reporting. The guidebook reviews the root causes of issues and deficiencies related to tribal crash reporting, and highlights best practices, success stories, lessons learned, published literature, and data ...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 787: Guide for Design Management on Design-Build and Construction Manager/General Contractor Projects presents guidance for transportation agencies on design management under construction manager/general contractor and design-build project delivery. The guidance includes case studies of projects successfully developed using thes...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 786: Assessing Productivity Impacts of Transportation Investments presents a methodology for analyzing productivity effects of transportation system improvements to help decisionmakers choose among alternative investments. The guidance addresses data needs, availability, and sources to support the analysis; agency staff capabili...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 785: Performance-Based Analysis of Geometric Design of Highways and Streets presents an approach for understanding the desired outcomes of a project, selecting performance measures that align with those outcomes, evaluating the impact of alternative geometric design decisions on those performance measures, and arriving at soluti...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 784 presents best practices for crack treatments for asphalt pavements developed through a critical review of the current states of the art and practice.

TRB’s National Cooperative Highway Research Program (NCHRP) Report 783: Evaluation of the 13 Controlling Criteria for Geometric Design describes the impact of the controlling roadway design criteria on safety and operations for urban and rural roads.

TRB’s National Cooperative Highway Research Program (NCHRP) Report 782: Proposed Guideline for Reliability-Based Bridge Inspection Practices presents a proposed guideline for reliability-based bridge inspection practices and provides two case studies of the application of the proposed guideline. The guideline describes a methodology to develop a risk-based approach for determining the bridge in...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 781: A Debris Management Handbook for State and Local DOTs and Departments of Public Works provides debris management practices for local, tribal, and state departments of transportation and for public works agencies. A PowerPoint presentation and a final report describing the methodology of the project are available online.

TRB’s National Cooperative Highway Research Program (NCHRP) Report 780: Design Guidance For Intersection Auxiliary Lanes expands on guidance provided in A Policy on Geometric Design of Highways and Streets (the Green Book), published by the American Association of State Highway and Transportation Officials (AASHTO). This report highlights information regarding bypass lanes, channelized right-tu...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 779: Field Performance of Warm Mix Asphalt Technologies compares material properties and field performance of warm mix asphalt and control hot mix asphalt pavement sections constructed at 14 locations across the United States between 2006 and 2010.

TRB’s National Cooperative Highway Research Program (NCHRP) Report 778: Bridge Stormwater Runoff Analysis and Treatment Options presents information and an analysis process for identifying cost-effective, pollution-reducing strategies for management of stormwater runoff from highway bridges. Six spreadsheet analysis tools accompany the report: NCHRP Bioretention Evaluation Tool NCHRP Dry Detent...