The dockside project has been set up at a cost of Sh48 billion.
The 540-km road seeks to honour Mau Mau freedom fighters.
The SGR will connect Kisumu with the Naivasha container depot.
The facility will be the first of its kind in the sub Saharan Africa.
The four skywalks have been under construction for two years.
Money will fund the construction of a 550km railway between Dar es Salaam and Matukupora.
The project will be completed ahead of the 2021 Lokichar oil production target.
The Konza-Isinya transmission line is funded by China Exim Bank.
The 219 km highway, which will be built in two segments, was scheduled to begin in July.
The project is part of the Kenya Ports Authority's Sh310 billion ports investment program.