KAJIADO, KENYA: A Chinese company contracted to construct the Nairobi–Naivasha SGR Phase 2A, has successfully drilled the longest railway tunnel in East Africa.
China Communications Construction Company (CCCC), has drilled a 4.5 km tunnel, in Ngong, Kajiado County that has been designed as a single-track railway tunnel with a clearance height of 9 meters and a width of 7 meters.