Independent transmission developers in both the northeastern and northwestern U.S. looking to bring Canada’s renewable electricity resources to power-hungry regions south of the border are installing hundreds of miles of line by using the path of least resistance—underwater. Photo: Neptune Regional Transmission System LLC. Developer of Neptune HVDC line between New Jersey and Long Island in 2007 is now planning underwater cable between British Columbia and Washington state. Photo: Neptune Regional Transmission System LLC. The Neptune underwater cable carried 660 MW of power. Developer’s Juan de Fuca cable would carry 450 MW over 31 miles. Related Links: Underwater Cable Deployment
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.