Tunnel Vision

Wastewater agency’s sweeping CSO abatement project keeping Narragansett Bay cleaner
Tunnel Vision
Workers lower ventilation components into the Deep Rock Tunnel during construction. As the tunnel boring progressed, necessary utilities such as electricity and fresh air also had to be built forward.

Combined sewer overflows were once a regular headache for the wastewater treatment operators and the residents living around Narragansett Bay in Rhode Island, but thanks to an aggressive program that combined capital investment and changes in procedure, they are becoming a thing...

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