Call Us: 303.948.4200
Follow Us:
  • REconnect at the first tunneling
    event of 2021 – RETC!
    JUNE 13 - 16, 2021 | LAS VEGAS, NV
  • Explore Learning Options at RETC
    Review technical sessions, workshops, and short courses
  • RE–charge when you attend RETC
    Find fresh ideas and leading technical information

Attend the Nation’s Leading Tunneling Conference

RETC 2021 | June 13-16, 2021 | Las Vegas, NV

Conference News

About RETC

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. 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. Welcome to RETC 2021

The Rapid Excavation & Tunneling Conference (RETC) is the nation's leading tunneling and underground construction conference. Discover why this is THE can't miss conference of 2021.

RETC Stats




Tech Sessions




Supported by Media Partners:


Mining Engineering Magazine
Mining Engineering Magazine
Tunnel Talk

"RETC is recognized as the preeminent tunneling conference in North America. It offers the unique opportunity for clients, contractors, and engineers to share ideas, lessons learned, and technical advancements across the industry."

Bill Mariucci

Team Leader, Kiewit infrastructure Co.

Latest Tweets
Contact Us
  • The Society for Mining, Metallurgy & Exploration Inc. (SME) is a professional society (nonprofit 501(c)(3) corporation) whose more than 15,000 membership represents all professionals serving the minerals industry in more than 100 countries. View More >>
  • Address: 12999 E Adam Aircraft Cir
    Englewood, CO 80112
  • Phone: 303.948.4200
  • Email:
Sign Up for News
© SME All rights reserved.