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  2. Tunnel Excavation by Tunnel Boring Machine
CSI CODE: 31 71 19
Tunnel Excavation by Tunnel Boring Machine
KEWYWORD INDEX: boring, tunnel-boring machines, tunnel boring, moles, tunnel excavation
SECTION:
SUB-SECTION:
GROUP: Specification
SUB-GROUP: Facility Services
DIVISION: 31 – Earthwork
SUB-DIVISION: Tunnel Excavation