Publication Details
Video Inspection of Highway Edgedrain Systems 
Primary Topic: Pavement Drainage
Description: Document provides a summary of the findings from an FHWA demonstration project performed to evaluate the condition of the edgedrains in over two dozen states across the US. A very good document summarizing the state of the affairs with drainage maintenance and establishing a case for more proactive approach to edgedrain maintenance.
FHWA Publication Number: FHWA-SA-98-044
Publication Year: 1998
Document Links: PDF (file size: 18 mb)