MISO EASL transmission project – ~187 mi 765 kV line, East Adair 345/765 kV substation & ~22 mi 345 kV lines; developer consortium selected (USD 1.23B)
تأهيل مسبق – United States
Transmission line EPCs, tower/conductor suppliers and substation contractors should engage the ATXI–GridLiance–Dairyland developers early for this 765 kV build in Iowa.
| Type | Pre-qualification / EOI |
|---|---|
| Status | Open – deadline not published |
| Country | United States · Southern Iowa |
| Client / owner | MISO |
| Parties | ATXI (Ameren) 42.5% / GridLiance Heartland (NextEra) 42.5% / Dairyland Power 15% (developers) |
| Value | USD 1.23B |
| Announced | 22 Oct 2026 |
| Project type | Substations & transmission grids |
Trades and packages needed
- MV/HV substations & transmission lines (main package)
- Cables, switchgear & electrical materials (main package)
- Structural steel fabrication & erection
- Piling & deep foundations
- Land surveying & geotechnical investigation
- Earthworks, excavation & site grading
- MEP & process design engineering
- Equipment & crane rental
What to do
Early stage – get on the client's or bidders' vendor lists now.