Daniel_Newby is likely referring to the third aqueduct tunnel, under construction for ~40 years now. It's not small: http://en.wikipedia.org/wiki/New_York_City_

Daniel_Newby is likely referring to the third aqueduct tunnel, under construction for ~40 years now. It's not small: http://en.wikipedia.org/wiki/New_York_City_Water_Tunnel_No._3 http://en.wikipedia.org/wiki/New_York_City_Water_Tunnel_No._...