Practices to Enhance Resiliency of Existing Roadway and Embankment Culverts

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September 9th, 2025

Culverts are buried drainage structures underneath roadways or embankments that are open at both ends and used to convey and transport water. They can often be vulnerable to accelerated deterioration when there is more frequent severe weather, which can lead to a suite of costly unplanned repairs, rehabilitation projects, or full replacements.

NCHRP Synthesis 651: Practices to Enhance Resiliency of Existing Roadway and Embankment Culverts, from TRB’s National Cooperative Highway Research Program, documents management and maintenance practices used by state departments of transportation (DOTs) to enhance resiliency of existing roadway and embankment culverts.

Read the full article here.