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| Client |
ILCI INSAAT SANAYI VE TICARET AS |
| Contract |
Signed 1st April 2009 |
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Contract amount |
17.572.679,32 |
| Start |
08/2010 |
| Completion |
12/2012 |
| Works performed by |
SELI SPA |
| Composed by |
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MAJOR WORKS
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- Service contract for supply of equipment and excavation of a hydraulic tunnel of 17,2 Km by Double Shied TBM, excavation diameter 7,80 m and lining with preacst concrete segments
- Contract provides supply of TBM and auxiliary equipment, supply of materials, spare parts and cutters, including technical assistance for TBM assembly and erection including start-up of excavation works.
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CONSTRUCTION METHODS AND EQUIPMENT
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Tunnel Excavation
Technical specifications of the Double Shield TBM Mod. DS-0780.131 are:
- boring diameter 7,80 m
- cutters 17"
- max cutterhead thrust 8.544 kN
- cutterhead speed 0-7,5 rpm
- cutterhead drive power 2.205 kW (n. 7x315 kW)
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Tunnel Lining
Precast concrete segments (30 cm thickness)
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