It’s a sled that rides waves of sewage and uses the force of the flowing muck passing underneath to clean sewer pipes. It’s the “hydrosled” and it was the principal reason why the Oakland County Drain Commissioner’s (OCDC) office captured the 2007 National Environmental Achievement Award from the National Association of Clean Water Agencies (NACWA).

Posted on September 18th, 2007 by admin
Filed under: 30_awards