Rapid Excavation and Tunneling Conference RETC 2019

Symposium web site

The Nation’s Leading Tunneling Conference

For over 20 years, RETC has proven to be the leading conference for tunneling innovation. Discover why RETC is like no other tunneling conference you’ve attended before.


Every two years, industry leaders and practitioners from around the world gather at the Rapid Excavation and Tunneling Conference (RETC), the authoritative program for the tunneling profession, to learn about the most recent advances and breakthroughs in this unique field.

Tunnels are getting larger, deeper and excavated in more challenging conditions. The expectation for the industry is to successfully complete these projects while meeting the other heavy construction challenges of sustaining quality, schedule, performance and safety.

This comprehensive conference helps practicing professionals keep up with the ever changing and growing tunneling industry. Stay on top of new trends and technologies as well as innovative concepts, new equipment, materials, management, financing, and design challenges.