A new storage tunnel is one step closer to completion after MudHoney, a tunnel boring machine, finished digging its way from Ballard to Wallingford Monday.
MudHoney dug from Ballard to Wallingford as part of the Ship Canal Water Quality Project from Seattle Public Utilities and King County Wastewater Treatment Division.
Machine is done digging Seattle's huge sewage and stormwater tunnel seattletimes.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from seattletimes.com Daily Mail and Mail on Sunday newspapers.