..................Projects bidding into the clean-energy competition were scored using a 100-point scale, with the price of power accounting for 75 points. The remaining 25 points reflect values such as development status and overall chances of success, Dalton said.
Avangrid/CMP’s initial cost of $950 million translated into an attractive rate for Massachusetts electric customers. Northern Pass, by contrast, was estimated at $1.4 billion, although it has secured most of its permits and promised an earlier inservice date.
Northern Pass started out at $1.2 billion. But the project grew more expensive, as public resistance to towers and overhead wires forced Eversource to put portions of the line underground.
Outside observers such as Bowles and Dalton wonder to what degree Avangrid/CMP learned lessons from the Northern Pass experience.
In New Hampshire, Northern Pass first proposed an 182-mile overhead line from the Quebec border, cutting through the White Mountain National Forest. That was in 2010. After conservation groups blocked a planned right of way in 2013, Northern Pass altered the route and agreed to bury 8 miles along roads. Still facing opposition, Eversource again shifted the route in 2015, and planned to bury an additional 52 miles along roads in the White Mountains.............................
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