Nairobi–Mombasa Expressway Nairobi–Mombasa Expressway The Nairobi–Mombasa Expressway, also known as the Mombasa–Nairobi Expressway or the Nairobi–Mombasa Highway, is a proposed four-lane toll highway in Kenya. The highway will link Nairobi, the capital and largest city of Kenya to Mombasa, the largest seaport of the country. The new highway is expected to cut travel times between the two cities from the current 6 to 10 hours to approximately four hours. The road starts at the Namanga interchange along the Nairobi–Mombasa Road, in the city of Nairobi. It continues in a general southeasterly direction, through seven Kenya Counties to end in the city of
Mombasa–Nairobi Standard Gauge Railway transportation corridor between Tsavo East National Park and Tsavo West National Park. Because they are at ground level, collisions with wildlife occur. The viaducts and embankments elevate the SGR above ground level, allowing wildlife to pass safely underneath. Six underpasses also allow wildlife to move safely beneath the SGR. Passenger trains run between Mombasa Terminus in Miritini and Nairobi Terminus in Syokimau, which is near the Jomo Kenyatta International Airport Freight services are provided between Port Reitz, which is just west of Mombasa Island, and the inland container depot in the Embakasi division of Nairobi. There are nine passenger stations