Cleveland, Ohio — Big Creek Tunnel

Granite and Super Excavators have been awarded a $324.8 million contract by the Northeast Ohio Regional Sewer District for the Big Creek Tunnel, part of Project Clean Lake. Work includes approximately 22,300 linear feet of 20-foot-diameter tunnel, ancillary tunnels, shafts and related infrastructure.

Published: October 8, 2026
Status: Contract awarded; construction expected fall 2026
Value: $324.8 million
Owner: Northeast Ohio Regional Sewer District
Contractor: Granite–Super Excavators joint venture
Schedule: Winter 2030