The road begins at Mlolongo, connects JKIA to the CBD, and ends in Westlands.
EPS building technology slashes costs by up to 30%.
Installation on an excavator can be done in just a few hours.
The HL980A consumes less fuel than previous models.
On completion, it will be the third highest bridge in Africa.
Katani and Sabaki land is not for sale, NSSF warns investors.
The project has been delayed by land compensation disputes.
The project has a contract sum of $163m (Sh18.7 billion).
The project is co-funded by the Japan Int. Cooperation Agency.
The airfield will be located at Gatuanyaga Village, Thika East.