National Science Foundation – “Tech Uses Sound Waves to Find Clogged City Sewer Pipes” Video

A National Science Foundation (NSF) Small Business Innovative Research(SBIR) Grant in 2009 was instrumental in innovating the acoustic inspection technology for the wastewater industry, i.e., the SL-RAT®.  The NSF produced video “Tech Uses Sound Waves to Find Clogged City Sewer Pipes” illustrates the SL-RAT operation by the City of Rockville Maryland.