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National Cooperative Highway Research Program Synthesis Program

NCHRPSYN publications offer expertise and insights from a range of perspectives designed to spur thoughtful discussion. These publications include evidence-based consensus study reports of committees of experts; presentations from NCHRPSYN members and other experts; and NCHRPSYN Perspectives offered by individual experts.

Publications by the National Cooperative Highway Research Program Synthesis Program (listed by most recent release)

Viewing  1 - 10 of  150

Practices for Adding Bicycle and Pedestrian Access on Existing Vehicle Bridges  (2023)

Practices for the Collection, Use, and Management of Utility As-Built Information  (2023)

Practices for Local Calibration of LRFD Geotechnical Resistance Factors  (2023)

Curing Practices for Concrete Pavements  (2023)

Micromobility Policies, Permits, and Practices  (2022)

Measuring Investments in Active Transportation When Accomplished as Part of Other Projects  (2022)

3D Digital Models as Highway Construction Contract Documents  (2022)

Visualization of Highway Performance Measures  (2022)

Implementation of Subsurface Utility Engineering for Highway Design and Construction  (2022)

Rehabilitation of Culverts and Buried Storm Drain Pipes  (2022)