The 540-km road seeks to honour Mau Mau freedom fighters.
The 44-floor property is the first of its kind in Kenya.
The project is set for completion in July 2024.
The Konza-Isinya transmission line is funded by China Exim Bank.
The tunnel stands as Kenya's longest water diversion passageway.
The facility is now set to welcome the first super post-panamas vessel on October 20.
Mi Vida Homes will have three 13-floor blocks sitting on 4.5-acres at Garden City.
Palm Exotica, a 61-floor luxury hotel-cum-residential project, will cost Sh28 billion.
President Magufuli says the conditions set by the investor amount to selling Tanzania to China.
Work is due to get underway in November and last around 12 months.