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Class 5 - Cut and Cover Tunnels - Part 1
  • Historic application of cut and cover tunnel technique.
  • Modern application of cut and cover technique - Street level view.
  • Modern application of cut and cover technique - View below street level.
  • Deck beams.
  • Careful preparation of an existing live utility manhole.
  • Video 1 - Installing deck beams and concrete panels.
  • Underpinning existing subway structure.
  • Constructing below the existing structure.
  • Video 2 – Mezzanine level below the existing structure.

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