Essrock Tunnel
![Essrock Tunnel](https://www.mcnallycorp.com/wp-content/uploads/2023/07/essrock-tunnel.jpg)
Location: Ontario, Canada
Owner: Lake Ontario Cement
Completion Date: February 27, 1983
Category: Tunneling Transportation
Access tunnel under Hwy 49, 145m long, 10m wide and 8 m high.
Additional Resources:
Essroc TunnelLocation: Ontario, Canada
Owner: Lake Ontario Cement
Completion Date: February 27, 1983
Category: Tunneling Transportation
Access tunnel under Hwy 49, 145m long, 10m wide and 8 m high.
Additional Resources:
Essroc Tunnel