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

The project team was recognised for delivering a cavern complex of extraordinary scale in a former mine.
Judges praised the vibration control strategy, the long-term ground support concept, and the collaborative approach adopted across more than a dozen specialist firms.


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

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

Record-setting drives, a new market report, and the people behind this year’s biggest projects.