May 14 – 17, 2024
SD Mines
US/Mountain timezone

SURF Underground Tour

An underground tour of the 4850-foot level of the Sanford Underground Research Facility is scheduled for:

Friday, May 17, 2024 at 9:00 AM departing from "The Rushmore" hotel

The tour is limited to one group of 22 people. If you are interested in the tour, please check the option during the registration process. 

General 
Visitor information: https://sanfordlab.org/visitor-information. 
Non-U.S. citizens must present a valid passport or Permanent Resident Card.

Underground Site Visit 
Anyone entering the underground must be 18 years or older, must complete safety training, and must sign an Acknowledgement of Risk and Release, Agreement Not to Sue and Waiver.

Temperatures will be in the low- to mid-70s °F (low 20s °C) on the 4,850-foot level. SURF will provide all necessary personal protective equipment (PPE). For safety purposes, we require tour guests to wear clothing that is appropriate at a construction site: full-length pants or jeans and sturdy, closed-toed shoes. Restrooms are available underground. Cameras are welcome; personal items such as bags or jackets should remain on surface.

All those who are going underground must be able to perform the following activities: 
• Don and wear the required PPE. 
• Don and use a self-rescuer (training provided). 
• Walk in both warm/hot and humid conditions. 
• Walk across uneven or slippery surfaces for distances in excess of one mile (1.5 km). 
• Tolerate standing in very close proximity to others while riding in the personnel cage. 
• Tolerate changes in elevation. 
• Recognize and respond to emergency signals and signs (visual, auditory, and olfactory). 
• Travel to egress points unassisted and under their own power. 
• Ascend and descend up to three flights of stairs at a time.