[4] The coordinates of this road south of the town of Athi River, Machakos County are: 01°30'15.0"S, 37°05'20.0"E (Latitude:-1.504167; Longitude:37.088889).

The road moves more than 50 percent of all goods traded in the East African Community.

[6] Due to the volume of traffic, and the concentration of heavy-duty transport vehicles, the route is accident-prone, accounting for a large number of injuries and fatalities in the region.

It is expected that solicitation of bids from funders and contractors will be announced before the end of calendar 2016.

When completed, the road will become Nairobi–Mombasa Expressway[6] The following towns, listed from west towards the east, are located along the highway:[8] The following major intersections lie along the Nairobi–Mombasa Road, listed from the west towards the east:[8] Download coordinates as: ((coord|01|30|15|S|37|05|20|E|display=title))