DC Water Launches Boring Machine to Build Underground Potomac River Tunnel Project

DC Water launches "Mary" tunnel boring machine for Potomac River Tunnel project, part of Clean Rivers Program. Mayor Bowser leads ceremony, marking start of tunneling to divert sewage overflow. Project aims to improve water quality and reduce environmental impact in DC....

DC Water launches "Mary" tunnel boring machine for Potomac River Tunnel project, part of Clean Rivers Program. Mayor Bowser leads ceremony, marking start of tunneling to divert sewage overflow. Project aims to improve water quality and reduce environmental impact in DC....