Best Practices for Improving Subgrade Drainage Status: CompleteReport Date: 06/12/2023 Summary: This interactive tool serves as a guide to assist agencies in understanding drainage problems and options to consider for mitigating structural damage to pavements due to moisture. It includes information on design, construction, maintenance, typical sections and specifications, resources and more. Weather and soil conditions vary drastically across Minnesota, engineers should use their judgment and seek expert guidance when necessary. Final Deliverables: Guidebook #2023RIC01 Related Materials: Related Research: