
North Dorchester Bay CSO Facilities Plan and Tunnel
The 17-ft diameter storage tunnel of reinforced concrete segmental lining about 2.1 miles long, resulted in the elimination of CSO discharges to North Dorchester Bay.
Location
- Boston, Massachusetts, USA
Client
- Massachusetts Water Resource Authority
Project Status
- Complete
Awards
- Operations and Environmental Performance Award, The National Association of Clean Water Agencies, 2012

Key Numbers
Consolidation Conduits and New Pipes
4,713 feet
Depth of Mining Shaft
27.2 feet
Length of Tunnel
2.1 miles