The SNOLAB underground science laboratory is situated 6800 ft (2072 m) below ground at the CVRD-Inco Creighton Mine in Sudbury, ON, Canada.
Exploring the Limits of Shotcrete Loading Capacity at Early Age
The booming world mineral market is introducing a new level of challenges to miners
Watertight Permanent Shotcrete Linings in Tunneling and Underground Construction
Sprayed concrete, or shotcrete, as is the accepted term in North America, has become an integral part of many traditional, nonmechanized (that is, drill and blast, roadheader) tunnel excavations.
A Report from the ITA Working Group on Shotcrete Use
Working Group 12, Shotcrete Use of the International Tunneling and Underground Space Association (ITA) was established in 1989.
Repair of the Baltimore Harbor Tunnel
The original construction of the Baltimore Habour Tunnel began in 1955 and was completed in 1957.
Shotcrete for Wine Storage
What do northern California grapes and shotcrete have in common?
Outstanding Underground Project: The Center for National Response
In 1953, the Memorial Tunnel in Standard, WV, was constructed as a two-lane, 2800 ft (853 m) tunnel with semi-transverse ventilation.
Tiber Creek Tunnel Project
Ellicott City, MD, enjoys a rich and varied history, from its origin as the tiny trade center of Ellicott?s Mills to the present seat of rapidly urbanizing Howard County.
Structural Shotcrete Overhead
As a contractor, I have frequently been asked if shotcrete can be used for overhead applications.
Slope Stabilization in an Open Pit Mine
The government of the Republic of Botswana and De Beers Centenary AG own the Debswana Diamond Company in equal share.