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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Heat-Assisted Tunnel Boring Machines

Document Series:
Technical Reports
Author:
  • J. P. Carstens, W. R. Davison, C. A. Brown, A. R. Smith, F. J. McGarry
Report Number
FRA-RT-71-63
Office
RDI-22
Subject:
Facilities & Test EquipmentTracks & Structures
Keywords:
Tunneling Machine Performance, Laser Technology, Excavation
Document
1970_HEAT - ASSISTED TUNNEL BORING MACHINES.PDF (21.61 MB)

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Last updated: Tuesday, September 1, 1970