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TTC Tunnel Boring Machine
May 24, 2012View of the TBM Yorkie's segment unloader area.
Categories: Steeles West Station to Keele Street
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TTC Tunnel Boring Machine
May 24, 2012Looking at the spoke of TBM's cutterhead.
Categories: Steeles West Station to Keele Street
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TTC Tunnel Boring Machine
May 24, 2012Hyperbaric Chamber used to maintain cutter head.
Categories: Steeles West Station to Keele Street
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TTC Subway Tunnel
May 24, 2012View of TBM Torkie's tunnel drive.
Categories: Steeles West Station to Keele Street
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TTC Subway Tunnel
May 24, 2012TBM Yorkie tunnel alignment check.
Categories: Steeles West Station to Keele Street
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TTC Subway Tunnel
May 24, 2012TBM Yorkie tunnel inspection.
Categories: Steeles West Station to Keele Street
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TTC Subway Tunnel
May 24, 2012TBM Yorkie tunnel, dedicated walkway, vent tube and locomotive Y switch.
Categories: Steeles West Station to Keele Street
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TTC Tunnel Boring Machine
May 24, 2012Built tunnel ring.
Categories: Steeles West Station to Keele Street
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TTC Tunnel Boring Machine
May 24, 2012TBM Yorkie's Stationary shield holding the ring erector, propulsion thrust cylinders at the last built ring.
Categories: Steeles West Station to Keele Street
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TTC Subway Tunnel
May 24, 2012TBM Yorkie tunnel drive, dedicated walkway, service pipes and vent duct.
Categories: Steeles West Station to Keele Street
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