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| Order By | Project Name | Period | Country | ||
| Taisei Corporation | Bosphorus crossing railway tunnel repair work | 2017 | - | 2018 | Turkey |
| Taisei Corporation | Bosporus Channel Crossing Railway Project | 2013 | - | 2013 | Turkey |
| Oriental Consultants Co., Ltd. | Bosporus Channel Crossing Railway Project | 2007 | - | 2008 | Turkey |
| Taisei Corporation | Bosporus Channel Crossing Railway Project | 2005 | - | 2008 | Turkey |
| Hazama Corporation | ‚x‚j‚j Turkey Factory Project | 1997 | - | 1997 | Turkey |
| Hazama Corporation | Bosporus Hotel Building Project | 1988 | - | 1988 | Turkey |