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MTA Long Island Rail Road's Connection to
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Manhattan Tunnels Excavation - Roadheader
Assembly of Roadheader
Roadheader
Roadheader at Work
Roadheader's Teeth
Mucking Out GCT 3 Wye
Roadheader Excavation at GCT Wye

Completed Tunnel Section
CM009
West Bound Tunnel Bore
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Bulkhead Showing Crown Slick Line
 
Completed Concrete Plug Removal
 

Conveyor Belt System
CM009
Conveyor in operation
muck mound
Assembly of Conveyor Belt
Muck Travelling on Conveyor Belt
Muck Pile

TBM Assembly
SELI TBM TBM cutter head
Cutter head on crane
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
Cutter blades TBM Assembly TBM Assembly
TBM cutter blades
Assembling second TBM in tunnel  assembly chamber
Assembling second TBM in tunnel  assembly chamber

TBM Entrance Preparation
Manhattan Tunnels Excavation
Manhattan Tunnels - Interior
Tunnel entrance floor repavement
Tunnel entrance on Queens side.
Tracks to outfit the tunnel
Repaving tunnel entrance floor

Manhattan Tunnels Excavation
Manhattan Tunnels Excavation
Manhattan Tunnels - Interior
Mining with SELI at Lower Level
Mining through Concrete Plug

Manhattan Tunnels Excavation
Manhattan Tunnels - Interior
Tunnel entrance floor repavement
TBM breakthrough at a "Y" tunnel intersection
Two tunnels meeting at another "Y" tunnel intersection
TBM backed up to begin another tunnel drive


MTA/LIRR East Side Access — July 2014
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