Minnesota Department of Transportation

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Enhanced Culvert Inspections - Best Practices Guidebook

Status:  Complete
Report Date:  06/12/2017

Summary:

MnDOT developed a guidebook detailing various culvert inspection methods, including sophisticated technologies such as laser ring scanners and sonar scanners. The guide describes traditional and enhanced inspection methods and tools, including the MnDOT-created Hydraulic Inspection Vehicle Explorer (HIVE). Information in the guide includes the limitations and cost of each method along with best practices for identifying when conventional methods work best and when enhanced options may offer good value.

Final Report:

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