Shotcrete for Underground Support X contains 31 papers that were presented at the Tenth International Conference on Shotcrete for Underground Support held in Whistler, British Columbia, from September 12-16, 2006. The proceedings cover a spectrum of subjects ranging from a review of the latest guides, standards, specifications, and test methods for shotcrete for underground support to case history examples of new developments in shotcrete in tunnels and mines. The papers provide guidance on the production of technically sound, durable, economical, and safe shotcrete in the underground environment. ""Shotcrete for Underground Support X"" will be beneficial to mine owners, engineers, miners, contractors, materials suppliers, inspection and testing companies, as well as academics.