Tunnels and underground spaces

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آخرین مقالات Tunnels and underground spaces

South tunnelNorth tunnelNiayesh Tunnel Project2700 (m)2830 (m)length5250042000Average daily traffic80km/h80km/hDesign speedMaximum: 38 metersMaximum: 40 metersoverheadMinimum: 6 metersMinimum: 4.5 meters475000 m3Shotcrete1380000 m3Excavation265000 m3Final coating...

Amir Kabir Tunnel

Employer: Tehran Engineering and Civil Engineering Organization Advisor: Participation D2/P.O.R Contractor: ERSA-Nimrokh Partnership Project duration: 27 months South tunnelNorth tunnelAmirkabir project1616 (m)1567...

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Structure and retrofitting

land improvement

Candle testing and special tests

road and railway

Water and Environmental Engineering

Construction engineering and architecture

geotecnic

excavation