
Northeast Ohio Regional Sewer District’s Shoreline Storage Tunnel
A breakthrough on the CSO storage tunnel serving the Lake Erie shoreline, with commissioning on track.
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How conveyance design choices compound into measurable community and environmental benefits.

Moving water underground is an act of optimisation — every metre of alignment, every shaft, every pump decision.
We explore the levers that matter most: tunnel diameter, drive length, spoil handling, and the long-term energy profile of the finished system.


A breakthrough on the CSO storage tunnel serving the Lake Erie shoreline, with commissioning on track.

Our deep underground science cavern complex takes a top honour for engineering excellence.

A new principal joins to lead business development across our transportation and water markets.