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Project Name:

Implementation of Tehran metro line 4 (O4-P4) section tunnels.

2 Client: Metro city Co.
3 Consulting Engineers Co: Sazbon Consulting Engineer
4 Project Location: Tehran – Iran
5 Start Date:  2008
6 Finish Date:  2010

Project Brief Description


·        Installing the main tunnel with (8×9)95.63m2 cross-section with 8 to 10m depth from the ground level with 737m length main tunnel and 101m length secondary tunnel

·        49735m3 tunnel excavation capacity

·        8535m3 Concreting capacity in the tunnel

·        22636m2 shotcrete capacity with 27cm diameter

·        1382232kg Armature capacity in the tunnel

·        14399m2 modeling capacity in the tunnel

·        680558kg metal work capacities of temporary protection in the tunnel


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