Project Title : Eastern Tehran Sewerage Tunnel (Lot 2) |
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Location : Iran - Tehran |
Status : Completed - Sewerage |
Start Date : 2003 | End Date : 2006 |
Technical Specifications : Concrete lined tunnel with oval shaped section: -Length of section with 2,850 mm wide and 3,300 mm high: 2,300 m Total number of shafts: 9 Length of Diversion aqueduct between Zaman-abad and Ashraf-abad: 1,200 m Tunnel excavation: 40,000 m3 Concrete: 7,500 m3 Steel works: 1,300 ton |
Employer Tehran Sewerage Company Engineer Gueno Consulting Engineers -------------------------------------- Contract Price 22,000,000 USD
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Description :
In regard to heavy traffic site plan in Tehran metropolis, special arrangement to reduce interference with city traffic, infrastructure, aqueducts, and buildings was required. This procedure was done in a way that access wells and shafts with related organization permission, wells locations establishment, and hand worked excavation with caution to ensure that there is no conflict with infrastructure. Tunneling operation has done by means of human power and hand tools. Also waste was removed through access wells. |
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