Evaluating Roadway Subsurface Drainage Practices

Status:  Complete
Report Date:  02/03/2009

Summary:

Researchers compared the performance of conventional edge drain systems to centerline drainage systems to determine if centerline drainage is a viable alternative to edge drains. The study does not recommend centerline drainage except at the occasional site in which water may rise from below the subgrade into the pavement structure.

Final Report:


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