Farsi-
Construction of the Underground Powerhouse Complex-Uma Oya Multipurpose Development Project (Sri Lanka)
Energy and PowerUnderground Constructions -
Construction of the Main Access Tunnel (MAT) To Cavern Of UMA-OYA Powerhouse in SRILANKA
Underground Constructions -
Terminative Tunnel Construction Project (Azad Dam Water Transmission System)
Underground ConstructionsWater Resources -
Construction of the Amirkabir underpass and tunnel – Tehran
Heavy Urban FacilitiesRoad & Relvant ConstructionsUnderground Constructions
