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Showing: 1 to 10 of 44 matches for "Barton Q TBM"  Page   1   2   3   4   5 TITLE Are Long TBM Tunnels Faster by TBM?  SUMMARY ... Barton, N., 1999. “TBM performance estimation in rock using Q TBM ”. Tunnels and Tunneling International, London, Sept. 1999. Barton, N., 2000a. ... AUTHOR Barton, Nick PUBLISHED 2001 TITLE Mechanized Excavability Rating For Hard-Rock Mining  SUMMARY ... rock mass quality and machine characteristics. An example of an interdependence function is the Q TBM formulation [Barton 2000]: ... AUTHOR Bieniawski, Z. T. ; Celada, Benjamín, PH.D. PUBLISHED 2007 TITLE TBM Excavability: Prediction and Machine–Rock Interaction  SUMMARY ... excavability: RQD TBM (Deere), N (Kirsten), RMR TBM (Bieniawski), RMi TBM (Palmström) and Q TBM (Barton). The most publicized of ... AUTHOR Bieniawski, Z.T. ; Celada, Benjamín ; Galera, José Miguel PUBLISHED 2007 TITLE Predicting Ground Conditions and Support Requirements for Atlanta-Area Tunnels Using the RMR System  SUMMARY ... the TBM by the construction engineer to verify that the quantities and type of installed support were appropriate for the ground conditions. RMR and Q (Barton, ... AUTHOR Raymer, John H. ; Klecan, Wojciech PUBLISHED 2003 TITLE Common Infrastructure Project ù Development for the Future of PT Freeport Indonesia  SUMMARY ... knowledge and consequent risks that would be incurred with a TBM, lack of local ... RQD (%) UCS (MPa) Density (t/m 3 ) Moh’s scale CHERCHAR Abrasivity Barton Q ... AUTHOR B Mennie ; R Poedjono ; G Coad PUBLISHED 2005 TITLE Tunnelling Design on the Northside Storage Tunnel Project  SUMMARY ... Noticeable differences were evident between Q ratings carried ... empirical design chart (Grimstad and Barton, 1993) varied ... km length Bored from Tunks Park by TBM. ... AUTHOR A Quigley PUBLISHED 1999 TITLE Northside Storage Tunnel Project, Sydney: Tunnelling and Groundwater Control Beneath the Middle Harbour  SUMMARY ... 5,220 m), TBM advance was controlled by normal operational constraints. ... mass conditions varied between Very Good and Very Poor (Q value, after Barton 1996 ... AUTHOR Ashton, G. B. ; Gee, R. A. ; Groves, P. N. ; Warren, S. T. PUBLISHED 2001 TITLE Fragmentation Method: A Ground Control Tool  SUMMARY ... excavation equipment includes roadheaders, tunnel boring machines (TBM’s), continuous ... s Rock Mass Rating (RMR) system and Barton’s Q-system indicated ... AUTHOR Girard-Dwyer, J. ; Johnson, J. ; Whyatt, J. ; White, B. PUBLISHED 2003 TITLE Design for Tunnelling on the Northside Storage Tunnel Project  SUMMARY ... to the TBM stroke, and choosing steel set spacings relating to the gripper pads. EMPIRICAL DESIGN Rock mass classifications used include the Q system (Barton, ... AUTHOR Asche, H. R. PUBLISHED 1999 TITLE Use of Tunnel Boring Machines at Depth: Extending the Limits  SUMMARY ... Design of High Speed TBM Drives. Proc. ... Alptransit website. www.alptransit.ch Barton, N. (1976). Recent Experiences with the Q-system of Tunnel Support Design. ... AUTHOR Downing, Bruce ; Carter, Trevor ; Beddoes, Richard ; Moss, Allan ; Dowden, Peter PUBLISHED 2007 Showing: 1 to 10 of 44 matches for "Barton Q TBM"  Page   1   2   3   4   5 Search Again