| Manhattan Tunnels Excavation - Roadheader |
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Assembly
of Roadheader |
Roadheader |
Roadheader
at Work |
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Roadheader's Teeth |
Mucking Out GCT 3 Wye |
Roadheader Excavation at GCT Wye |
Completed Tunnel Section |
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West Bound Tunnel
Bore |
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to start video. |
Bulkhead Showing Crown Slick Line |
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Completed Concrete Plug Removal |
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Conveyor Belt System |
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Assembly of Conveyor
Belt |
Muck Travelling on Conveyor
Belt |
Muck Pile |
TBM Assembly |
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First
TBM partially assembled during testing prior to arrival on-site |
TBM
arrival on-site being removed in parts from containers |
TBM
part being lowered to tunnel mouth in Queens |
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TBM
cutter blades |
Assembling
second TBM in tunnel assembly chamber |
Assembling
second TBM in tunnel assembly chamber |
TBM Entrance Preparation |
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Tunnel entrance on Queens side. |
Tracks to outfit the tunnel |
Repaving tunnel entrance floor |
Manhattan Tunnels Excavation |
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Mining with SELI at Lower Level |
Mining through Concrete Plug |
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TBM breakthrough at a "Y" tunnel intersection |
Two tunnels meeting at another "Y" tunnel intersection |
TBM backed up to begin another tunnel drive |
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MTA/LIRR
East Side Access —
May 2012
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