The project is divided into two phases: Mombasa-Nairobi SGR, and Nairobi-Malaba SGR.
Dunhill Towers is East Africa's first building assessed under the Green Star TM-Africa tool.
The railway has cut the journey between Mombasa and Nairobi by half.
Some of the key events that shaped East Africa’s first standard gauge railway.
Tullow has already produced nearly 55, 000 barrels of crude for export.
The project is expected to enhance the road traffic capacity in the urban areas of Kigali.
Nairobi is ranked among Africa’s most expensive cities for housing.
Local universities have 280,000 bed spaces against a student population of 769,500.
The project has been facing criticism from citizens who view it as a waste of money.
Hass Towers in Upper Hill will consist of a 5-star Hilton hotel and a 300 metres high office block.