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The final remnants of the old Concord Steam plant are beginning to disappear, starting with the demolition of the 100-foot-tall chimney.
New Hampshire Demolition, a firm based in Auburn, began taking down the chimney on Thursday. They will first remove the top 40 feet by dislodging the bricks by hand and putting them down into the chimney itself, then demolish the remaining 60 feet with an excavator.
“You’re going to have a pretty massive pile of bricks at the bottom,” said Michael Connor, an administrator with the Department of Administrative Services.
The chimney, officially called a stack, was used for 79 years when the plant burned wood chips and sent steam through pipes to heat more than 100 buildings in Concord, including the State House. Concord Steam shut in 2017 after years of financial losses, with most buildings replacing steam with natural gas. Its plant on Industrial Drive in the Hugh Gallen State Office Park has been taken down in stages ever s