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Activities, Materials/ energy, Life cycle stages - Coggle Diagram
Activities
Tracks
Bridges
Tunnels
Land and vegetation clearance
Earthworks
Culverts
Electric, signaling and communication system
Materials/ energy
Concrete
Cement
Aluminium
Copper
Plastics
Sand, rock, stone, lime
Excavation soil
Electricity
Diesel
Steel
Life cycle stages
Core process
Transport
From the manufacturer to the construction site
Transport on the construction site
Construction
Groundworks
Construction process for main parts and components
Track
Power supply system
Signaling system
Telecom system
Tunnels
Bridges
Substructure
Maintenance
Rail grinding
Rail milling
Rail replacement
Sleeper renewal
Fastener renewal
Ballast renewal
Ballast cleaning
Ballast tamping
Upstream process (cradle to gate)
Downstream process (gate to grave)