Evaluation of Underdrain on I-295

Report No: 96-R32

Published in 1996

About the report:

The effectiveness of shoulder edge drains on I-295 south of Richmond was evaluated. Three adjacent outlets were monitored for outflow over a period of several months. Rainfall and outflow intensity and duration were continuously recorded using tipping bucket gages interfaced with a datalogger. The results indicated "excellent" to "good" quality of drainage, according to AASHTO criteria.

Disclaimer Statement:The contents of this report reflect the views of the author(s), who is responsible for the facts and the accuracy of the data presented herein. The contents do not necessarily reflect the official views or policies of the Virginia Department of Transportation, the Commonwealth Transportation Board, or the Federal Highway Administration. This report does not constitute a standard, specification, or regulation. Any inclusion of manufacturer names, trade names, or trademarks is for identification purposes only and is not to be considered an endorsement.


Other Authors

David C. Wyant

Last updated: December 17, 2023

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