A linear rock cutting rig - Snowdon, R. A.; Temporal, J.; Hignett, H.J.; Transport and Road Research Laboratory (Crowthorne, Berkshire Transport and Road Research Laboratory, 1981)
"A shortened version of this report was published in 'Tunnels and Tunnelling,' December 1980, vol. 12, no. 11."
Includes bibliographical references.
Keywords: Boring machinery; Tunneling -- Equipment and supplies; Rock-drills.