Gibson – Francisco – Duff Line is a 345kV overhead line from Gibson, Indiana, US, to Duff, Indiana, US.

The project, which is currently in the planning stage, is expected to be commissioned in 2022.


Gibson – Francisco – Duff Line is an overhead line that will be operated by Duke Energy. The line will carry alternating current (AC) through double circuit cable.

Approximately $32m was financed by the authorities to undertake the construction works of the project.

Gibson – Francisco – Duff Line project development status

The construction works on the Gibson – Francisco – Duff Line project will be commenced in 2021 and commissioning is expected in 2022.

About Duke Energy

Duke Energy Corp (Duke Energy) is an integrated energy utility that undertakes the generation, transmission, distribution and sale of electricity; transportation and sale of natural gas; and provision of related energy services in the Southeast and Midwest regions of the US. It also procures and markets electric power and fuel. The company operates a diverse mix of coal, nuclear, natural gas, oil and renewable power plants. It has operations in Indiana, Florida, Kentucky, Tennessee, North Carolina, Ohio and South Carolina in the US. Duke Energy is headquartered in Charlotte, North Carolina, the US.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.