DPW Using High-Tech Acoustics To Assess Water Mains 
May 6, 2014 (BALTIMORE, MD) — 

Baltimore City Department of Public Works Director Rudolph S. Chow, 
P.E., today announced that DPW will begin a water main testing project 
that will start May 12 and run through mid-July. This work will assess the 
condition of our ferrous (iron) water mainsusing state-of-the-art acoustic 
equipment called ePULSE.Read more.