nearly two miles of jumper lines will be run through Back Bay in an effort to get people’s power back on, and officials have brought in a spare transformer in case a complete overhaul of the damaged equipment is necessary. He [Schweiger, NSTAR Senor VP for Operations] said the transformer can weigh more than 100 tons and is equivalent to two tractor trailers stacked high and wide. He said 600 to 800 NStar employees have been out in the field since the blackout..... Schweiger [NSTAR Senor VP for Operations] said investigators will likely begin digging tomorrow for the cause of the blaze. He said it will likely cost between $2 and $2.5 million to replace the destroyed equipment, which spewed black smoke and sent hundreds streaming into the streets.
