Subsurface Drainage Manual for Minnesota PavementsStatus: CompleteReport Date: 07/16/2009 Summary: Investigators compiled best practices for selecting, designing, constructing and maintaining subsurface drainage structures for pavement types and situations commonly found in Minnesota. Final Deliverables: Subsurface Drainage Manual for Pavements in Minnesota (Manual #2009-17) Subsurface Drainage Manual for Minnesota Pavements (Research Summary) Related Materials: Related Research: