Uttar Pradesh Metro Rail Corporation Limited Underground Construction
Project Features
Total Length of Project: 3.67 km
No. of Stations: 3
Length of UP Line Tunnel from Sachivalaya to Hazratganj Station: 811.503 m
Length of Down Line Tunnel from Sachivalaya to Hazratganj Station: 782.749 m
Contractor: Gulermak-TPLJV
Total number of TBMs: 2 (Ganga & Gomti)
TBM Manufacturer: Terratec (Australia)
TBM for Up Line: Gomti
TBM for Down Line: Ganga
General depth of rail level below ground level: -12m to -15m
Tunnel Segments and Rings
Total number of rings reqd. for Up Line: 579
Total number of rings reqd. for Down Line: 559
Segment type: Universal
No of segments per ring: 6 (5+1)
Internal diameter of ring: 5800 mm
Outer diameter of ring: 6350 mm
Width of each ring: 1400 mm
Thickness of segment: 275 mm
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