The long-delayed facility is expected to generate 4,000 MW by 2035.
Government targets 35% SGR Phase 2B completion by December.
The government will adopt the EPC model for constructing new roads.
The project has proved too costly and unattractive to investors.
LVSR technology cuts road construction costs by more than 60%.
The African Development Bank says the project risks time and cost overruns.
State requires Sh700 billion to complete ongoing road projects.
The proposed expressway will be built on a PPP model.
The 2,377-km railway project remains without a confirmed start date.
The first 100 kilometres of pipes have arrived in Dar es Salaam.