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RETC 2021: Health and Safety Precautions & Procedures

The health & safety of all RETC attendees is our top priority and SME is taking precautions to minimize risk.

All attendees are expected to comply with current venue, local, county, state, and federal guidelines. The following precautions will help prepare you for RETC 2021, please check back often.
This plan will be updated as guidance and recommendations change.

Before RETC
  • Review the Attendee Terms & Conditions. If you are not comfortable with the guidelines, you should not register. All attendees must acknowledge acceptance in the registration process.
  • If you have symptoms of COVID-19, please do not travel. For information on spotting symptoms of COVID-19, please visit:
  • Register in advance. To avoid congestion, RETC will offer only badge changes at registration. All attendees must be registered in advance and will have their name badge delivered to their hotel room or will be mailed their name badge.
  • RETC staff is working with the venue, and local health officials to monitor the situation and will adjust our Health & Safety plan as needed.
  • The venue is adhering to strict protocols to clean and sanitize the property. For details, visit:
During RETC
  • All attendees must wear a face covering regardless of vaccination status. You will be encouraged to wash your hands regularly and hand sanitizer will be available.
  • Health self-assessments will be required to enter the meeting space. You may be subject to a temperature screening and may be required to scan your badge upon entry to assist with contact tracing.
  • While networking is highly encouraged, social distancing guidelines will  be followed in session rooms, at meal functions and in the Exhibit Hall.
  • The venue will not provide pens and pads in session rooms and RETC will limit the distribution of printed materials. Please plan to bring your own pen and notebook and download the conference app as a printed program may not be available.
  • If you are not feeling well while attending RETC, medical personnel will be available for assistance.
We are excited to reconnect with you and will update this page regularly with any new information as it becomes available.



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What Attendees Say

Over four decades of conferences, RETC provides both the experienced tunneling professional and the individual just starting in the business the opportunity to stay connected while integrating new ideas and innovations into contracting, design, and construction.

Bill Mariucci
Team Leader, Kiewit infrastructure Co.
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  • 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
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